Chelsey Shillingford

Following the conclusion of the national meets, we present the top ranked Colorado Up...

Following the conclusion of the national meets, we present the top ranked Colorado Ju...

Discover the top high school track & field athletes in Boulder with the 2026 MileSpli...

Discover the top high school track & field athletes in Boulder with the 2026 MileSpli...

Discover the top high school track & field athletes in Boulder with the 2026 MileSpli...

Discover the top high school track & field athletes in Boulder with the 2026 MileSpli...

Discover the top high school track & field athletes in Denver with the 2026 MileSplit...

Discover the top high school track & field athletes in Denver with the 2026 MileSplit...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Highlighting seasonal rankings for Girls 2024-26 5A in advance of this weekend's Stat...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

A break down of the entries for Saturdays Maxine Ehrmann Thornton Invite...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Highlighting the top Class of 2027 Girls performances for All Events in Colorado duri...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

See which CO athletes set new personal records in 2026....

Highlighting the top Girls performances in Colorado for Outdoor Season competition du...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

The best of April: a statewide roundup of the top 2027 Girls track and field marks fr...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

A break down of the entries for Thursdays Three League Meet: Granite Peaks, Foothills...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Highlighting the top Class of 2027 Girls performances for All Events in Colorado duri...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Highlighting the top Girls performances in Colorado for Outdoor Season competition du...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

A break down of the entries for Wednesdays Adams 12 Five Star Championships...

Highlighting the top Class of 2027 Girls performances for All Events in Colorado duri...

Ranking the top Class of 2027 Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Highlighting the top Girls performances in Colorado for Outdoor Season competition du...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 3200m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Combination Event Rankings: Colorado’s best Girls 1600m-3200m performers during the...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 1600m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 3200m marks compared to their season’s bes...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 3200m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

A break down of the entries for Thursdays Centaurus Twilight (Now on 4/16)...

Highlighting the top Class of 2027 Girls performances for All Events in Colorado duri...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Highlighting the Class of 2027 top Girls performances for All Events in Colorado duri...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

Improvement Rankings: Top Colorado Girls 800m marks compared to their season’s best...

A break down of the entries for Saturdays 27th Mullen Invitiational...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Highlighting the top Class of 2027 Girls performers in Colorado for the Distance Even...

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Highlighting the top Girls performers in 2024-26 5A for All Events during the 2026 Ou...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Showcasing the top Girls performances for All Events in Colorado during Outdoor Seaso...

Showcasing the best Colorado Girls performances achieved in All Events last week by a...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top Class of 2027 Girls 800m performers across the country during the 202...

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

A break down of the entries for Saturdays Altitude Invite...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Girls 1600m performers in Colorado during the 2026 Outdoor Season....

Ranking the top Girls 800m performers in Colorado during the 2026 Outdoor Season....

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top Girls 1600m performers in Colorado during the 2026 Outdoor Season....

Ranking the top Girls 800m performers in Colorado during the 2026 Outdoor Season....

Ranking the top overall Girls 1600m athletes in Colorado during the 2026 Outdoor Season.

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Combination Event Rankings: Colorado’s best Girls 800m-1600m performers during the ...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Highlighting the top ranked junior Girls in Colorado for All Events during the 2026 O...

Ranking the top Class of 2027 Girls 1600m performers in Colorado during the 2026 Outd...

Ranking the top Class of 2027 Girls 800m performers in Colorado during the 2026 Outdo...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Ranking the top Girls athletes for All Events in the Denver Metro during the 2026 Out...

Ranking the top Girls athletes for All Events in the Boulder Metro during the 2026 Ou...

Ranking the top overall Girls 800m athletes in Colorado during the 2026 Outdoor Seaso...

Ranking the top Class of 2027 Girls distance event recruits in Colorado....

Ranking the top upperclassman Girls 800m performers in Colorado during the 2026 Outdo...

Highlighting the Class of 2027 top ranked Girls 800m performers across the country fo...

Highlighting the top ranked Girls 800m performers in Colorado for the 2026 Outdoor Se...

Ranking the top Girls performances in Colorado for All Events taking place over the p...

Ranking the top Girls performers in the Boulder Metro for All Events during the 2026 ...

Ranking the top Girls performers in the Denver Metro for All Events during the 2026 O...

Ranking the top Girls performers in All Events during the 2026 Indoor Season....

A break down of the entries for Saturdays Norsemen Invitational...

Ranking the top Girls performances for All Events achieved in Colorado during the mon...

The Indoor Season is nearing its conclusion, here are the top-ranked Class of 2027 Gi...

A break down of the entries for Saturdays Coyote Invite...

Ranking the top Girls Distance Event performers in Colorado for the 2026 Indoor Seaso...

Ranking the top Girls 3200m returners for 2024-26 5A ahead of the Outdoor Season....

Ranking the top Girls 1600m returners for 2024-26 5A ahead of the Outdoor Season....

Ranking the top Girls 800m returners for 2024-26 5A ahead of the Outdoor Season....

Ranking the top returning Girls athletes in the Denver Metro area for the 2026 Outdoo...

Ranking the top returning Girls athletes in the Boulder Metro area for the 2026 Outdo...

Ranking the top returning Girls performers state-wide for the 3200m event....

Ranking the top returning Girls performers state-wide for the 1600m event....

Ranking the top returning Girls performers state-wide for the 800m event....

Ranking the top 800m performances delivered state-wide by High School Girls during th...

A look at the returning athletes positioned to shape this year’s outdoor season....

A look at the returning athletes positioned to shape this year’s outdoor season....

A look at where the Indoor Girls Colorado Junior Class Rankings stand entering Saturd...

Ranking the top 800m performances delivered by Colorado-based junior girls during the...

Ranking the top girls Grade 11-12 combined classes in Colorado for the 2026 Indoor Tr...

Ranking the top girls Grade 9-10 combined classes in Colorado for the 2026 Indoor Tra...

Check out the top rankings in the 1600 Meter Run for CO....

Check out the top rankings in the 800 Meter Run for CO....

Check out the top rankings in the 800 Meter Run for CO....

Check out the top rankings in the 3200 Meter Run for CO....

Top Returning Colorado Junior Girls For Indoor T&F in 2026...

Here are the preseason rankings for the 2026 indoor season on the girls' side!...

The improvements were big time on the girls' side at the Nike Southwest Regional Cham...

Discover the top high school cross-country runners in Boulder with the 2025 MileSplit...

Discover the top high school cross-country runners in Boulder with the 2025 MileSplit...

Discover the top high school cross-country runners in Denver with the 2025 MileSplit ...

Here are the top returners on the girls' side for NXR Southwest!...

Here are the biggest improvers from the 2025 season on the girls' side! Regional and ...

Check out the Fastest Girls 5K Times In Colorado 5A Region 3 So Far This Season...

After some strong performances at the regional meets this week, here are the biggest ...

Here are the best results from this past week from the regional championship meets!...

A break down of the entries for Fridays Colorado 5A Region 3...

Check out the Most Impressive Girls 5K Times In Denver So Far This Season: Oct. 20....

For this week's most improved article, we are going to look at who has improved the m...

Here are the top performances on the girls side from week 8!...

A break down of the entries for Fridays Granite Peaks League Championships...

Here are the top results from the girls over the past week!...

A break down of the entries for Fridays Pat Amato Classic...

Here are the best results for the girls for this past week!...

A break down of the entries for Fridays Legacy Lightning Invitational...

A break down of the entries for Saturdays Centaurus Bernie Gay XC Invitational...

A break down of the entries for Fridays Thornton Cross Country Invitational...

A break down of the entries for Fridays Horizon Invitational...

A break down of the entries for Fridays Broomfield Battle...

Discover the top high school track and field athletes in Boulder with the 2025 MileSp...

Discover the top high school track and field athletes in Boulder with the 2025 MileSp...

Discover the top high school track and field athletes in Boulder with the 2025 MileSp...

Take a look at CO's most improved girls in the 800m from 2024 to 2025....

Take a look at CO's most improved girls in the 1600m from 2024 to 2025....

Take a look at CO's most improved girls in the 3200m from 2024 to 2025....

A break down of the entries for Saturdays Maxine Ehrmann Thornton Invite...

Ranking the top 100 performances this season across all events produced by members of...

Here are the top 100 results on the girls' side from this past week!...

A break down of the entries for Fridays Three League Meet: Granite Peaks, Foothills, ...

The sophomores are really stepping up this season! Take a look at the top 100 in each...

A break down of the entries for Fridays Longmont Invitational...

A break down of the entries for Fridays Longmont Invitational...

Breaking down the entries for Thursday nights Centaurus Twilight...

The Vanguard's Nadhia Campos is the No. 12 returner across all classifications....

Heritage's Emry Schwalm is the No. 15 returner based on time....