501
Tatum
Martin
50.72
11
B: 43.99 (+6.73s | 13.3%)
Loveland Swim Club
01/16/2026
2026 CO CUDA Classic
502
Clara
Schreiner
50.72
11
B: 43.99 (+6.73s | 13.3%)
Swim Dogs
02/07/2025
2025 CO NJ Groundhog Invite
503
Tate
Spaulding
50.77
10
B: 43.99 (+6.78s | 13.4%)
Univ. of Denver Hilltoppers
03/15/2025
2025 CO TOPS SCY Finale
504
Annisa
Jimenez
50.78
10
B: 43.99 (+6.79s | 13.4%)
Life Time Colorado Swim Club
02/02/2025
2025 CO FORM February Freeze
505
Myla
Moldt
50.80
11
B: 43.99 (+6.81s | 13.4%)
Team Vortex
12/13/2024
2024 CO Loveland Holiday Showdown
506
Maebelle
Ogden
50.82
11
B: 43.99 (+6.83s | 13.4%)
Boulder Swim Team
12/12/2025
2025 CO FAST Bill Spahn Mid Season Finale
507
Charlotte
Chasteen
50.82
11
B: 43.99 (+6.83s | 13.4%)
Silverthorne Tsunami
05/17/2025
2025 CO Western Slope IM Challenge
508
Nora
Redwine
50.85
11
B: 43.99 (+6.86s | 13.5%)
Swim Dogs
12/14/2025
2025 CO FORM Winter Open
509
Lulu
Wang
50.87
9
B: 43.99 (+6.88s | 13.5%)
Life Time Colorado Swim Club
12/13/2024
2024 CO Falfins Holiday Open
510
Sophie
Rummel
50.98
12
B: 43.99 (+6.99s | 13.7%)
Loveland Swim Club
06/21/2025
2025 CO Loveland Snow Cone #2
511
Mirabelle
Levine
51.07
11
B: 43.99 (+7.08s | 13.9%)
Mission Aurora Colorado Swimmi
01/09/2026
2026 CO NJ Narwhal Invitational
512
Ivy
Jakubowski
51.10
11
B: 43.99 (+7.11s | 13.9%)
Aces Swim Club
01/09/2026
2026 CO NJ Narwhal Invitational
513
Haley
Schober
51.11
11
B: 43.99 (+7.12s | 13.9%)
Falfins Swimming
01/10/2026
2026 CO Falfins SC Series #3
514
Audrey
Smith
51.14
10
B: 43.99 (+7.15s | 14.0%)
CAC Stingrays Swim Team
02/02/2025
2025 CO FORM February Freeze
515
Elizabeth
Jones
51.22
12
B: 43.99 (+7.23s | 14.1%)
Castle Rock Swimming
12/19/2025
2025 CO Falfins Holiday Open
516
Eleonora
Grant
51.23
11
B: 43.99 (+7.24s | 14.1%)
Univ. of Denver Hilltoppers
10/26/2024
2024 CO TOPS Suburban League Qualifier
25 Breast
24.25
24.25
50 Breast
26.98
51.23
50 Breast
51.23
517
Elsie
Janes
51.24
11
B: 43.99 (+7.25s | 14.1%)
Rocky Ford Blue Marlins
08/01/2025
2025 CO CSI Scottie Aschermann Memorial
518
Lisette
Pineda
51.24
10
B: 43.99 (+7.25s | 14.1%)
Mission Aurora Colorado Swimmi
03/14/2025
2025 CO NJ Mile High Championships
519
Vera
Ruxton
51.28
11
B: 43.99 (+7.29s | 14.2%)
Falfins Swimming
12/19/2025
2025 CO Falfins Holiday Open
520
Mia
Zhuang
51.39
10
B: 43.99 (+7.40s | 14.4%)
Highlands Ranch Aquatics
11/24/2024
2024 CO HRA SBL Turket Trot
521
Quinn
Brown
51.41
11
B: 43.99 (+7.42s | 14.4%)
Pueblo County Swim Team
12/19/2025
2025 CO Falfins Holiday Open
522
Emersyn
Ellis
51.44
10
B: 43.99 (+7.45s | 14.5%)
Aces Swim Club
01/09/2026
2026 CO NJ Narwhal Invitational
523
Isabella
Hanover
51.45
11
B: 43.99 (+7.46s | 14.5%)
Front Range Barracudas
01/16/2026
2026 CO CUDA Classic
524
Emilia
Sandene
51.45
11
B: 43.99 (+7.46s | 14.5%)
Colorado Blue
02/21/2025
2025 CO PPA February Frenzy Last Chance
525
Clara
Garin
51.51
11
B: 43.99 (+7.52s | 14.6%)
Evergreen Hurricanes
09/28/2024
2024 CO EVER High Altitude Kickoff
526
Sarita
Recio
51.53
12
B: 43.99 (+7.54s | 14.6%)
Team Sopris Swimming
01/16/2026
2026 CO MAValanche Invitational
527
Ava
Wagner
51.54
11
B: 43.99 (+7.55s | 14.6%)
SlipStream Aquatics
09/15/2024
2024 CO SSA Intra Squad
25 Breast
23.64
23.64
50 Breast
27.90
51.54
50 Breast
51.54
528
Ayla
Jansen
51.58
10
B: 43.99 (+7.59s | 14.7%)
Team Vortex
03/07/2025
2025 CO NCS Winter District Championships
529
Keira
Pitman
51.58
10
B: 43.99 (+7.59s | 14.7%)
Colorado Blue
02/21/2025
2025 CO PPA February Frenzy Last Chance
530
Victoria
Shamgunova
51.60
11
B: 43.99 (+7.61s | 14.7%)
Univ. of Denver Hilltoppers
03/15/2025
2025 CO TOPS SCY Finale
531
Layla
Gautam
51.64
11
B: 43.99 (+7.65s | 14.8%)
Mission Aurora Colorado Swimmi
12/12/2025
2025 CO NJ Blizzard Invite
532
Mila
Williamson
51.65
10
B: 43.99 (+7.66s | 14.8%)
Swim Dogs
02/02/2025
2025 CO FORM February Freeze
533
Yvonne
Page
51.66
11
B: 43.99 (+7.67s | 14.8%)
Denver Athletic Club Swim Team
01/09/2026
2026 CO NJ Narwhal Invitational
534
Julia
Soman
51.68
11
B: 43.99 (+7.69s | 14.9%)
Loveland Swim Club
12/13/2024
2024 CO Loveland Holiday Showdown
535
Lily
Haagenson
51.68
11
B: 43.99 (+7.69s | 14.9%)
SlipStream Aquatics
10/11/2024
2024 CO Gian Luc Jordan Open
536
Chloe
Ameter
51.69
11
B: 43.99 (+7.70s | 14.9%)
Life Time Colorado Swim Club
01/03/2025
2025 CO COSA New Year Open
537
Emma
Blaha
51.74
11
B: 43.99 (+7.75s | 15.0%)
Maverick Aquatics
01/16/2026
2026 CO MAValanche Invitational
538
Sophia
Verderaime
51.76
11
B: 43.99 (+7.77s | 15.0%)
Pikes Peak Athletics
11/08/2024
2024 CO Pikes Peak Finals
539
Ayla
Nikolayevsky
51.77
11
B: 43.99 (+7.78s | 15.0%)
Aces Swim Club
02/15/2025
2025 CO Aces Winter Open
540
Eva
Arguello
51.81
11
B: 43.99 (+7.82s | 15.1%)
Greenwood Tiger Sharks
12/12/2025
2025 CO NJ Blizzard Invite
541
Lillian
Hicks
51.82
11
B: 43.99 (+7.83s | 15.1%)
YMCA Wahoos Swim Club
11/01/2024
2024 CO Eaton Fall Fest
542
Rebecca
Vandivere
51.84
11
B: 43.99 (+7.85s | 15.1%)
SlipStream Aquatics
09/14/2025
2025 CO SSA Red Vs Yellow Intra Squad
25 Breast
51.89
51.89
50 Breast
0.-5
51.84
50 Breast
51.84
543
Claire
Chang
51.86
10
B: 43.99 (+7.87s | 15.2%)
Flatiron Athletic Club
03/07/2025
2025 CO NCS Winter District Championships
544
Vika
McCarville
51.87
11
B: 43.99 (+7.88s | 15.2%)
Longmont Swim Club
01/16/2026
2026 CO CUDA Classic
545
Anderson
Seibert-Werner
51.89
11
B: 43.99 (+7.90s | 15.2%)
Avon Swim Club
11/01/2024
2024 CO ACES High Point Invite
546
Annabelle
Margritz
51.94
11
B: 43.99 (+7.95s | 15.3%)
COSA Swimming
12/19/2025
2025 CO Falfins Holiday Open
547
Maria
Popa
51.96
10
B: 43.99 (+7.97s | 15.3%)
Life Time Colorado Swim Club
09/28/2024
2024 CO Gregg Gracheck Memorial
548
Adalyn
Melchior
52.08
11
B: 43.99 (+8.09s | 15.5%)
SlipStream Aquatics
09/15/2024
2024 CO SSA Intra Squad
25 Breast
25.48
25.48
50 Breast
26.60
52.08
50 Breast
52.08
549
Francesca
Sempsis
52.18
10
B: 43.99 (+8.19s | 15.7%)
Life Time Colorado Swim Club
09/28/2024
2024 CO Gregg Gracheck Memorial
550
Norah
Andrews
52.19
11
B: 43.99 (+8.20s | 15.7%)
Mission Aurora Colorado Swimmi
12/12/2025
2025 CO NJ Blizzard Invite