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Kaylee Mathiesen

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FemaleSNSierra Marlins Swim Team

Also swam for Unattached (2025–26). Best times below include every one of them.

17 events·96 swims·25 meets·Last raced Jul 29, 2026

Where Kaylee ranks

Current best: each age group's best time, against the swimmers in it now.

50 Breast SCY29.95
FastestField
SMST
Team
1
of 4
›
SN
LSC
1
of 48
›
CA
State
29
of 470
›
West
Zone
73
of 1,493
›
USA
National
282
of 4,617
›
Girls 17-18 · best in age group · set Feb 2026Tap a row for the list
Cuts Checker

Select a time standard above to see which events you qualify for.

Best Times
50 Breast
SCY6 swims
BBBAAAAAAAAAA
#1 SN#282 USA

29.95

2026-02-28

LCM4 swims
BBBAAAAAAAAAA0.89 to AAAA
#6 SN#780 USA

35.08

2026-07-11

200 Breast
SCY6 swims
BBBAAAAAAAAAA1.64 to AAAA
#4 SN#473 USA
BEST

2:20.13

2026-02-28

LCM5 swims
BBBAAAAAAAAAA1.11 to AAA
#384 USA

2:46.10

2026-07-29

100 Breast
SCY15 swims
BBBAAAAAAAAAA0.05 to AAAA
#2 SN#417 USA
BEST

1:03.64

2025-02-28

LCM8 swims
BBBAAAAAAAAAA2.23 to AAAA
#423 USA

1:15.32

2025-07-23

200 IM
SCY11 swims
BBBAAAAAAAAAA4.03 to AAAA
#1,341 USA#3 SMST
BEST

2:06.72

2026-05-06

LCM2 swims
BBBAAAAAAAAAA0.95 to AAA

2:29.74

2025-07-26

50 Fly
SCY3 swims
BBBAAAAAAAAAA0.24 to AAAA
#6 SN#612 USA

26.13

2026-02-01

LCM3 swims
BBBAAAAAAAAAA1.11 to AAAA
#465 West#1,493 USA

29.90

2025-07-24

100 Free
SCY8 swims
BBBAAAAAAAAAA1.49 to AAAA
#2,095 USA#4 SMST
BEST

52.58

2026-03-01

LCM5 swims
BBBAAAAAAAAAA1.54 to AAA
#4,001 USA#7 SMST

1:02.63

2026-07-12

200 Free
SCY3 swims
BBBAAAAAAAAAA4.42 to AAAA
#1,470 USA#4 SMST

1:54.81

2026-01-31

50 Free
SCY7 swims
BBBAAAAAAAAAA1.16 to AAAA
#1,958 USA#2 SMST
BEST

24.65

2026-01-31

LCM3 swims
BBBAAAAAAAAAA0.45 to AAA
#1,472 USA#4 SMST

28.64

2026-07-11

100 Fly
SCY6 swims
BBBAAAAAAAAAA2.56 to AAAA
#15 SN#1,580 USA

57.75

2025-02-28

50 Back
SCY1 swim
BBBAAAAAAAAAA0.27 to A
#27 SN#3,561 USA

29.96

2025-11-21

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Explore

USA Swimming time standards — 17-18 Girls

See how Kaylee's times rank nationally: 50 Breast200 Breast100 Breast200 IM100 Breast (LCM)50 Fly
Other Sierra Marlins Swim Team swimmers around Kaylee's age: Isaac NievesLucas ZvereffAbigail LandersJessica JohnsonBrody Chandler