ISL

On the chopping block

Records at Risk

League records most likely to fall at the 2026 ISL Championships. We rank by how many in-bracket-next-season swimmers sit within 5% of the standing mark — multiple kids within 1% of a record means it's only a matter of time.

Records at risk

5

with ≥1 in-bracket challenger

Total challengers

17

kids within 5% of a record

Within 1%

1

one breakthrough race away

Next champs

2026

when these could fall

GenderGirlsBoys
Clear filters
1Girls 15-18

Women 15-18 50 Freestyle

Full leaderboard

Standing record

23.81

Ariel Lin · 2022

4 challengers within 5%(1 within 1%)

ThreatPBGap
Isabelle ParkerWB

Age 17 next summer · PB set 2025

23.95+0.14s

0.59%

Holly FishburnWB

Age 16 next summer · PB set 2024

24.50+0.69s

2.90%

Peyton FerreroWB

Age 16 next summer · PB set 2025

24.77+0.96s

4.03%

Serena YeCPS

Age 16 next summer · PB set 2025

24.90+1.09s

4.58%

2Girls 15-18

Women 15-18 50 Backstroke

Full leaderboard

Standing record

26.84

Malia Allen · 2017

3 challengers within 5%

ThreatPBGap
Brielle CheungHPS

Age 18 next summer · PB set 2025

27.46+0.62s

2.31%

Isabelle ParkerWB

Age 17 next summer · PB set 2025

27.50+0.66s

2.46%

Olivia NelsonWB

Age 18 next summer · PB set 2024

27.76+0.92s

3.43%

3Girls 15-18

Women 15-18 50 Breaststroke

Full leaderboard

Standing record

30.06

Kate Lee · 2017

3 challengers within 5%

ThreatPBGap
Arista KusumaDF

Age 17 next summer · PB set 2025

30.52+0.46s

1.53%

Nicole YangCLR

Age 16 next summer · PB set 2023

31.23+1.17s

3.89%

Haylee PramonoPS

Age 15 next summer · PB set 2025

31.55+1.49s

4.96%

4Girls 15-18

Women 15-18 50 Butterfly

Full leaderboard

Standing record

25.07

Zara Masud · 2024

3 challengers within 5%

ThreatPBGap
Holly FishburnWB

Age 16 next summer · PB set 2025

25.61+0.54s

2.15%

Isabelle ParkerWB

Age 17 next summer · PB set 2025

26.02+0.95s

3.79%

Arista KusumaDF

Age 17 next summer · PB set 2025

26.31+1.24s

4.95%

5Girls 15-18

Women 15-18 100 IM

Full leaderboard

Standing record

58.44

Zara Masud · 2024

4 challengers within 5%

ThreatPBGap
Haylee PramonoPS

Age 15 next summer · PB set 2025

59.65+1.21s

2.07%

Arista KusumaDF

Age 17 next summer · PB set 2025

1:00.16+1.72s

2.94%

Holly FishburnWB

Age 16 next summer · PB set 2025

1:00.23+1.79s

3.06%

Serena YeCPS

Age 16 next summer · PB set 2025

1:00.55+2.11s

3.61%

Eligibility for 2026 is projected from each swimmer's age at their most recent race + the years elapsed. Swimmers projected to age out of the bracket are excluded.

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