Women’s 1500m Freestyle – Long Course World Record & Splits

Updated June 2025

Current Records

Record	Athlete	Time
World Record	Katie Ledecky	15:20.48
Olympic Record	Katie Ledecky	15:30.02
World Junior Record	Katie Ledecky	15:28.36
Commonwealth Record	Lani Pallister	15:39.14

Top 10 All-Time Performers

#	Athlete	Time
1	Katie Ledecky	15:20.48
2	Simona Quadarella	15:31.79
3	Lotte Friis	15:38.88
4	Lani Pallister	15:39.14
5	Lauren Boyle	15:40.14
6	Anastasiia Kirpichnikova	15:40.35
7	Isabel Gose	15:41.16
8	Erica Sullivan	15:41.41
9	Wang Jianjiahe	15:41.49
10	Kate Ziegler	15:42.54

Split Analysis & Comparison

The table below compares elite 1500m freestyle long-course performances.
Use it to review 100m splits, stroke counts, and race patterns.
Data is collected from official results and race footage where available.

Women’s 1500m Freestyle – Long Course
	Katie Ledecky	Lotte Friis	Lani Pallister	Lauren Boyle	Simona Quadarella	Erica Sullivan	Kate Ziegler
Height:	6 ft 0 in 183cm	6 ft 0 in 184cm		6 ft 0 in 183cm	5 ft 7 in 170cm		6 ft 0 in 183cm
Weight:	160Ib 73kg	159Ib 72kg		1148Ib 67kg	139Ib 63kg		161 Ib 73kg
Country:	USA	DEN	AUS	NZL	ITA	USA	USA
DOB:	1997-03-17	1988-02-09	2002-06-06	1987-12-14	1998-12-18	2000-08-09	1988-06-27
Meet:	2018 Indianapolis PSS	15th FINA World Championships 2013	2025 Australian Swimming Trials	16th FINA World Championships 2015	18th FINA World Championships 2019	Tokyo Olympics 2020 (2021)	2007 CA SMC

1st 50m Split	28.09	28.39	28.37	29.41	29.20	29.68	29.23
Strokes	36	35			41
Split Time:	28.09	28.39	28.37	29.41	29.20	29.68	29.23
50m PB:	25.45	28.34		26.52	28.51
Time off 50m PB:	2.64	0.05		2.89	0.69
Percentage of 50m PB:	110.373%	100.176%		110.897%	102.420%

2nd 50m Split	30.41	30.76	31.17	31.43	30.93	31.56	31.26
Strokes	40	42			47
Split Time:	58.50	59.15	59.54	1:00.84	1:00.13	1:01.24	1:00.49

3rd 50m Split	30.76	30.49	31.20	31.56	30.71	31.67	31.60
Strokes	40	41
Split Time:	1:29.26	1:29.64	1:30.74	1:32.40	1:30.84	1:32.91	1:32.09

4th 50m Split	30.99	31.07	31.24	31.39	31.18	31.97	31.37
Strokes	39	42			47
Split Time:	2:00.25	2:00.71	2:01.98	2:03.79	2:02.02	2:04.88	2:03.46

5th 50m Split	30.86	30.87	31.24	31.47	30.82	32.21	31.17
Strokes	38	41			46
Split Time:	2:31.11	2:31.58	2:33.22	2:35.26	2:32.82	2:37.09	2:35.17

6th 50m Split	31.39	31.28	31.47	31.59	31.29	32.01	31.57
Strokes	38	41			47
Split Time:	3:02.50	3:02.86	3:04.69	3:06.85	3:04.13	3:09.10	3:06.74

7th 50m Split	31.21	31.14	31.21	31.51	31.13	31.82	31.60
Strokes	38	41			47
Split Time:	3:33.71	3:34.00	3:35.90	3:38.36	3:35.26	3:40.92	3:38.34

8th 50m Split	31.17	31.26	31.50	31.55	31.36	31.81	31.53
Strokes	38	42			47
Split Time:	4:04.88	4:05.26	4:07.40	4:09.91	4:06.62	4:12.73	4:09.87

9th 50m Split	30.98	31.20	31.13	31.45	31.17	31.70	31.54
Strokes	38	41			46
Split Time:	4:35.86	4:36.46	4:38.53	4:41.36	4:37.79	4:44.43	4:41.41

10th 50m Split	30.96	31.51	31.73	31.27	31.36	31.56	31.60
Strokes	39	41			47
Split Time:	5:06.82	5:07.97	5:10.26	5:12.63	5:09.15	5:15.99	5:13.01

11th 50m Split	30.70	31.13	31.22	31.41	31.14	31.45	31.79
Strokes	40	41			47
Split Time:	5:37.52	5:39.10	5:41.48	5:44.04	5:40.29	5:47.44	5:44.80

12th 50m Split	30.77	31.58	31.62	31.44	31.45	31.43	31.68
Strokes	39	41			46
Split Time:	6:08.29	6:10.68	6:13.10	6:15.48	6:11.74	6:18.87	6:16.48

13th 50m Split	30.99	31.46	31.30	31.24	31.38	31.33	31.59
Strokes	40	41			47
Split Time:	6:39.28	6:42.14	6:44.40	6:46.72	6:43.12	6:50.20	6:48.07

14th 50m Split	30.85	31.84	31.63	31.21	31.79	31.37	31.56
Strokes	40	41			47
Split Time:	7:10.13	7:13.98	7:16.03	7:17.93	7:14.91	7:21.57	7:19.63

15th 50m Split	30.75	31.33	31.24	31.38	31.41	31.49	31.43
Strokes	40	42			47
Split Time:	7:40.88	7:45.31	7:47.27	7:49.31	7:46.32	7:53.06	7:51.06

16th 50m Split	30.82	31.85	31.65	31.31	31.63	31.34	31.51
Strokes	40	42			48
Split Time:	8:11.70	8:17.16	8:18.92	8:20.62	8:17.95	8:24.40	8:22.57

17th 50m Split	30.82	31.57	31.18	31.29	31.52	31.52	31.34
Strokes	40	41			48
Split Time:	8:42.52	8:48.73	8:50.10	8:51.91	8:49.47	8:55.92	8:53.91

18th 50m Split	30.68	31.74	31.62	31.48	31.72	31.43	31.51
Strokes	40	41			47
Split Time:	9:13.20	9:20.47	9:21.72	9:23.39	9:21.19	9:27.35	9:25.42

19th 50m Split	30.76	31.56	31.17	31.33	31.50	31.33	31.65
Strokes	40	41			49
Split Time:	9:43.96	9:52.03	9:52.89	9:54.72	9:52.69	9:58.68	9:57.07

20th 50m Split	30.87	31.58	31.77	31.33	31.81	31.50	31.67
Strokes	40	40			48
Split Time:	10:14.83	10:23.61	10:24.66	10:26.05	10:24.50	10:30.18	10:28.74

21st 50m Split	30.6	31.48	31.30	31.45	31.76	31.25	31.45
Strokes	40	41			48
Split Time:	10:45.43	10:55.09	10:55.96	10:57.50	10:56.26	11:01.43	11:00.19

22nd 50m Split	30.72	31.76	31.78	31.52	31.84	31.37	31.51
Strokes	38	41			48
Split Time:	11:16.15	11:26.85	11:27.74	11:29.02	11:28.10	11:32.80	11:31.70

23rd 50m Split	30.90	31.48	31.65	31.60	31.78	31.08	31.72
Strokes	39	41			48
Split Time:	11:47.05	11:58.33	11:59.39	12:00.62	11:59.88	12:03.88	12:03.42

24th 50m Split	30.89	31.78	31.65	31.43	31.96	31.20	31.75
Strokes	39	41			48
Split Time:	12:17.94	12:30.11	12:31.04	12:32.05	12:31.84	12:35.08	12:35.17

25th 50m Split	30.68	31.56	31.53	31.44	31.72	31.13	31.38
Strokes	40	42			48
Split Time:	12:48.62	13:01.67	13:02.57	13:03.49	13:03.56	13:06.21	13:06.55

26th 50m Split	30.81	31.87	32.11	31.63	32.03	31.12	31.99
Strokes	40	42			48
Split Time:	13:19.43	13:33.54	13:34.68	13:35.12	13:35.59	13:37.33	13:38.54

27th 50m Split	30.84	31.38	31.47	31.72	31.79	31.03	31.59
Strokes	40	42			48
Split Time:	13:50.27	14:04.92	14:06.15	14:06.84	14:07.38	14:08.36	14:10.13

28th 50m Split	30.44	31.62	31.89	31.38	31.78	31.07	31.72
Strokes	41	41			48
Split Time:	14:20.71	14:36.54	14:38.04	14:38.22	14:39.16	14:39.43	14:41.85

29th 50m Split	30.55	31.59	31.31	31.40	31.33	31.20	31.42
Strokes	40	43			48
Split Time:	14:51.26	15:08.13	15:09.35	15:09.62	15:10.49	15:10.63	15:13.27

30th 50m Split	29.22	30.75	29.79	30.52	30.40	30.78	29.27
Strokes	41	44			47

Total Time:	15:20.48	15:38.88	15:39.14	15:40.14	15:40.89	15:41.41	15:42.54

Race Videos

Katie Ledecky – 15:20.48 World Record

Swim Calculators

Tool	What it does
Swim Pace Calculator	Pace, time, and distance (min/100m or min/100yds).
Goal Time / Split Calculator	Target splits for metres racing.
Yards Goal Calculator	Target splits for yards racing.
Race Review Calculator	Find strengths and weaknesses in a completed race.
Medley Relay Calculator	Build the fastest relay order from up to 6 swimmers’ PBs.