Colorado Leap Of The Year: Girls 200

Castle View's Eva Dellorco went from 1:00.10 in 2023, to 55.38 in 2024 (and state runner-up finish in 5A) for a leap of 4.72-seconds. 

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In this edition of Colorado Leap Of The Year we'll be highlighting the biggest improvements in the girl's 400. 

Taking the cake is Emma Buniger!

The Fruita Monument sophomore went from 1:17.35 in 2023, all the way down to 1:03.59 in 2024 - that's a staggering 13.76-second improvement. Add that she's the only quarter-miler to chop off over 10-seconds from last year's best. 

Taking silver on this list was Monarch's Maren Holecek. She nearly leapt over 10-seconds - 9.67 in fact. She went from 1:10.64 in 2023, to 1:00.97 in 2024. 

Exactly one-second of an improvement back was Delta's Paige Kehmeier, who went from 1:06.72 in 2023 to 58.05 in 2024 for a leap of 8.67-seconds. 

Editor's Note: This list was compiled using the top 300 performances from 2024, and matching them up against 2023.

Athlete
2024 
2023 
Difference
Emma Buniger  - Fruita Monument High School 1:03.591:17.35( 13.76 )
Maren Holecek  - Monarch High School 1:00.971:10.64( 9.67 )
Paige Kehmeier  - Delta High School 58.051:06.72( 8.67 )
Ava Mierau  - Mead High School 1:02.971:10.19( 7.22 )
Taylor Willingham  - Steadfast Track Academy 1:00.671:07.42( 6.75 )
Ellie Grandsaert  - Fairview High School 1:02.511:09.09( 6.58 )
Payton Torres  - Frederick High School 1:02.011:08.20( 6.19 )
Lillian Oakes  - Rock Canyon High School 56.941:02.98( 6.04 )
Lilly Lukens  - Heritage Christian Academy 1:02.571:08.17( 5.60 )
Rachel Rademacher  - Erie High School 1:01.361:06.92( 5.56 )
Olivia Candland  - Grand Junction High School 1:03.211:08.66( 5.45 )
Emelia Falcon  - Banning Lewis Preparatory Academy 1:03.811:09.13( 5.32 )
Joselyn Price  - Cherokee Trail High School 1:02.331:07.64( 5.31 )
Clara Kirr  - Lake County High School 1:01.971:07.26( 5.29 )
Lillian Schatz  - Ralston Valley High School 58.211:03.42( 5.21 )
Eva Dellorco  - Castle View High School 55.381:00.10( 4.72 )
Sabina Stroia  - Erie High School 1:02.081:06.61( 4.53 )
Sydney Cowan  - Palmer Ridge High School 59.931:04.45( 4.52 )
Carolyn Mason  - Cheyenne Mountain High School 57.901:02.36( 4.46 )
Erin Lee  - Horizon High School 1:03.591:08.03( 4.44 )
Callie Glider-Wood  - Dakota Ridge High School 1:02.541:06.84( 4.30 )
Teagan Barth  - Summit High School 1:02.111:06.31( 4.20 )
Sarah McGarry  - Montrose High School 58.311:01.86( 3.55 )
Gracie Wilts  - Frederick High School 1:01.431:04.97( 3.54 )
Anaya Ewing  - Eaglecrest High School 1:03.051:06.57( 3.52 )
Serenity Gambrell  - Englewood High School 1:00.271:03.77( 3.50 )
Annie O'Donnell  - Pagosa Springs High School 1:01.221:04.67( 3.45 )
Allison Pippert  - Stargate High School 1:00.401:03.84( 3.44 )
Olivia Clay  - Mesa Ridge High School 1:01.461:04.87( 3.41 )
Carmela DiSciullo  - Peak to Peak Charter School 1:02.261:05.52( 3.26 )
Ellie Londo  - Valor Christian High School 55.7458.89( 3.15 )
Kiana Cumings  - Windsor High School 55.7058.81( 3.11 )
Delilah Cooley  - Lewis-Palmer High School 1:01.471:04.58( 3.11 )
Avery Rigsby  - DeBeque High School 1:03.331:06.39( 3.06 )
Abigail Chavez  - Pomona High School 1:00.371:03.41( 3.04 )
Delaney Johns  - Fort Collins High School 1:02.081:05.08( 3.00 )
Miah Wren  - Rangely High School 1:03.761:06.76( 3.00 )
Melayna Barclay  - Chatfield High School 58.751:01.71( 2.96 )
Kahlia Borrego  - Thomas Jefferson High School 59.861:02.78( 2.92 )
Rosie Nowlin  - Longmont High School 1:00.691:03.61( 2.92 )
Amaya Rogers  - Vista Peak High School 1:02.891:05.76( 2.87 )
Lily Grabau  - Legend High School 1:02.731:05.55( 2.82 )
Taylor Garcia  - Meeker High School 1:03.321:06.06( 2.74 )
Agatha Seibold  - Chaparral High School 1:00.431:03.06( 2.63 )
Aniyah Arellano  - Vista Peak High School 1:03.361:05.99( 2.63 )
Claudia Creel  - D'Evelyn High School 1:03.521:06.02( 2.50 )
Lily Wale  - Fossil Ridge High School 57.971:00.39( 2.42 )
Meghan Benkendorf  - Elizabeth High School 58.711:01.13( 2.42 )
Amelia Stratton  - Northfield High School 58.831:01.15( 2.32 )
Eboselulu Omofoma  - Dayspring Christian Academy 58.961:01.26( 2.30 )
Faith Fox  - Summit High School 1:02.061:04.36( 2.30 )
Sophia Oppenlander  - Chatfield High School 1:03.341:05.62( 2.28 )
Sage Siegrist  - Central Grand Junction High School 59.141:01.36( 2.22 )
Sofia Titarenko  - Lakewood High School 56.2258.43( 2.21 )
Ava Barrett  - Ponderosa High School 1:03.671:05.86( 2.19 )
Madeline Clark  - Mountain View High School 57.871:00.03( 2.16 )
Sienna Rose  - Pagosa Springs High School 59.881:02.01( 2.13 )
Lindsey Kiehl  - Summit High School 59.961:01.95( 1.99 )
Clara Holland  - Lewis-Palmer High School 1:02.211:04.20( 1.99 )
Myla Albillar  - Berthoud High School 1:03.711:05.65( 1.94 )
Jane Rothenberg  - Cherry Creek High School 57.1059.03( 1.93 )
Lindsey Hinson  - Windsor High School 59.091:01.00( 1.91 )
Jessi Huber  - James Irwin Charter High School 57.8659.75( 1.89 )
Krista Wieser  - Idalia High School 59.141:01.00( 1.86 )
Samantha Fuller  - Cherokee Trail High School 1:02.231:04.09( 1.86 )
Addison Geraets  - Timnath High School 59.721:01.56( 1.84 )
Miranda Deeths  - Fruita Monument High School 1:01.981:03.77( 1.79 )
Delaney Bond  - Cheraw High School 1:01.591:03.35( 1.76 )
Jessie Mick  - Highland High School 1:01.681:03.44( 1.76 )
Tessa Beatty  - Cherry Creek High School 57.8759.59( 1.72 )
Rebecca Stein  - The Vanguard School 1:00.361:02.08( 1.72 )
Lana Kenworthy  - Telluride High School 1:00.081:01.78( 1.70 )
Julia Rudolph  - Niwot High School 57.4459.13( 1.69 )
Matilda Emanuel  - Legend High School 1:00.711:02.23( 1.52 )
Alli Dreessen  - Pine Creek High School 1:02.311:03.83( 1.52 )
Jordan Johnson  - Longmont High School 59.901:01.40( 1.50 )
Aolani De Leon Andrade  - Douglas County High School 1:00.681:02.17( 1.49 )
Nahia Kelley  - Wiggins High School 58.2659.74( 1.48 )
Haley Vetter  - Rock Canyon High School 59.821:01.29( 1.47 )
Shea Valkner  - Ponderosa High School 1:03.431:04.88( 1.45 )
Katelyn Philpot  - Palmer Ridge High School 57.6859.11( 1.43 )
Alessi Kwan  - Northfield High School 1:00.661:02.08( 1.42 )
Cloe Ruth  - Silver Creek High School 56.9658.34( 1.38 )
Valeria Diaz  - Hanover High School 1:03.271:04.56( 1.29 )
Gracie Prosceno  - Valor Christian High School 1:02.491:03.74( 1.25 )
Maggie Bush  - Windsor High School 1:02.431:03.67( 1.24 )
Delilah Smathers  - Evangel Christian Academy 1:02.791:03.98( 1.19 )
Aspen Webb  - Chatfield High School 55.2556.42( 1.17 )
Sofia Voss  - Durango High School 59.951:01.11( 1.16 )
Anessa Colglazier  - Holyoke High School 1:01.661:02.77( 1.11 )
Kate Schmidthuber  - Niwot High School 1:00.101:01.18( 1.08 )
Zoey Zabel  - Niwot High School 1:03.061:04.14( 1.08 )
Brigid Neuheardt  - Golden View Classical Academy 1:01.351:02.33( 0.98 )
Simocea Esquibel  - Niwot High School 57.5858.53( 0.95 )
Ariana Akey  - Mountain Vista High School 58.1059.04( 0.94 )
Sophia Bender  - Crested Butte Community School 1:03.831:04.71( 0.88 )
Peighton Marrero  - Strasburg High School 56.2457.11( 0.87 )
Cecilia Neuheardt  - Golden View Classical Academy 1:03.171:04.03( 0.86 )
Viki Zatloukal  - Boulder High School 1:03.251:04.09( 0.84 )
Ciara Baker  - Castle View High School 1:01.761:02.59( 0.83 )
Addie Grosser  - Centaurus High School 1:01.291:02.09( 0.80 )
Jaycee Williams  - Berthoud High School 58.3759.12( 0.75 )
Shetara Roebuck  - Sierra High School 1:01.771:02.48( 0.71 )
Brianna Huff  - Delta High School 1:03.081:03.79( 0.71 )
Jordan Banta  - Air Academy High School 1:00.681:01.38( 0.70 )
Rachel Henderson  - Dakota Ridge High School 1:01.671:02.37( 0.70 )
Madelyn Von Tersch  - Windsor High School 1:02.931:03.62( 0.69 )
Gianna Leone  - Fossil Ridge High School 1:01.241:01.88( 0.64 )
Kennedie Bird Bear  - Grandview High School 1:01.681:02.30( 0.62 )
Andie Rasmussen  - Eaton High School 55.4456.05( 0.61 )
Peyton Fosha  - Middle Park High School 1:00.961:01.57( 0.61 )
MacKenzie McIntosh  - Holy Family High School 1:03.681:04.29( 0.61 )
Caidin Steele  - Windsor High School 1:03.031:03.62( 0.59 )
Sydney Slauson  - Berthoud High School 1:01.811:02.36( 0.55 )
Makenzie Zachman  - The Classical Academy 1:03.461:03.99( 0.53 )
Rylan Petree  - Rifle High School 59.951:00.46( 0.51 )
Julia Brown  - Mullen High School 59.891:00.39( 0.50 )
Veronica Baray  - Merino High School 1:00.651:01.14( 0.49 )
Madeline Poteet  - Lewis-Palmer High School 1:01.621:02.07( 0.45 )
Addison Hopper  - Fruita Monument High School 1:01.831:02.26( 0.43 )
Erica Miller  - Sanford High School 59.0859.50( 0.42 )
Sidnei Cumings  - Windsor High School 59.751:00.17( 0.42 )
Anna Wehrenberg  - Grandview High School 57.2657.66( 0.40 )
Natalie Golden  - Pueblo West High School 1:01.761:02.14( 0.38 )
Megan Burchfield  - Cheyenne Mountain High School 1:02.801:03.15( 0.35 )
Ashlenn Baca  - Niwot High School 1:02.411:02.75( 0.34 )
Addie Ritterbush  - Palisade High School 1:03.451:03.75( 0.30 )
Giana Atkinson  - Northfield High School 1:00.741:01.00( 0.26 )
Olivia Clarke  - Castle View High School 58.9359.15( 0.22 )
Natalie Washburn  - Timnath High School 58.7758.93( 0.16 )
KaitLynn Carroll  - Loveland High School 1:03.481:03.63( 0.15 )
Morgan Lenderman  - Douglas County High School 1:02.571:02.69( 0.12 )
Alexis Mendlik  - Holy Family High School 57.3657.46( 0.10 )
Avery Medlock  - Vista Ridge High School 1:03.341:03.41( 0.07 )
Brynn Wagner  - Central Grand Junction High School 1:02.881:02.94( 0.06 )