Jeffrey Zhang

Age: 13 years old
Age Category: 13-14
Team: Rose Bowl Aquatics | Southern California Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Southern California Swimming

Rose Bowl Aquatics

Free 50 Y

30.98

12/09/2022

B: 29.89 (+1.09s | 3.5%)

363

Free 100 Y

1:01.53

03/14/2024

BB: 1:00.29 (+1.24s | 2.0%)

270

Back 100 Y

59.96

03/13/2025

AA: 58.59 (+1.37s | 2.3%)

IM 200 Y

2:28.85

12/08/2023

BB: 2:26.69 (+2.16s | 1.5%)

178

50 Fly

32.15

100 Back

35.49

1:07.64

100 IM

1:07.64

150 Breast

46.57

1:54.21

200 Free

34.64

2:28.85

100 IM

1:21.21

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Southern California Swimming

Rose Bowl Aquatics

Free 50 M

32.54

06/16/2023

BB: 31.79 (+0.75s | 2.3%)

348

Free 100 M

1:07.66

07/25/2024

A: 1:04.39 (+3.27s | 4.8%)

237

Free 200 M

2:13.53

07/23/2025

AAA: 2:08.89 (+4.64s | 3.5%)

Free 400 M

4:39.28

07/23/2025

AAA: 4:33.79 (+5.49s | 2.0%)

Back 100 M

1:09.00

06/12/2025

AA: 1:08.69 (+0.31s | 0.4%)

50 Back

32.59

100 Back

36.41

1:09.00

100 Back

1:09.00

Back 200 M

2:27.25

07/23/2025

AAA: 2:22.79 (+4.46s | 3.0%)

Fly 100 M

1:14.03

07/25/2024

A: 1:08.89 (+5.14s | 6.9%)

152

IM 200 M

2:32.44

07/23/2025

AA: 2:30.19 (+2.25s | 1.5%)

IM 400 M

5:19.21

07/23/2025

AAA: 5:06.99 (+12.22s | 3.8%)

Above are the fastest times that Jeffrey Zhang has achieved in his swimming career. For each event, you can find Jeffrey's best time, the corresponding time standard, as well as how much faster Jeffrey needs to be to reach the next level. The last columns provide Jeffrey rankings at the team and LSC levels. These rankings are based on the Jeffrey's personal best, his current age category, and team; and are calculated from all the meets results.

Time Standards

Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard.

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	30.98	22.19 (+8.79s \| 28.4%)	21.29 (+9.69s \| 31.3%)	21.29 (+9.69s \| 31.3%)	20.59 (+10.39s \| 33.5%)	20.09 (+10.89s \| 35.2%)	20.39 (+10.59s \| 34.2%)	26.29 (+4.69s \| 15.1%)
Free 100 Y	1:01.53	48.19 (+13.34s \| 21.7%)	46.39 (+15.14s \| 24.6%)	46.39 (+15.14s \| 24.6%)	45.09 (+16.44s \| 26.7%)	43.49 (+18.04s \| 29.3%)	44.39 (+17.14s \| 27.9%)	56.69 (+4.84s \| 7.9%)
Back 100 Y	59.96	53.89 (+6.07s \| 10.1%)	51.49 (+8.47s \| 14.1%)	51.49 (+8.47s \| 14.1%)	49.39 (+10.57s \| 17.6%)	47.59 (+12.37s \| 20.6%)	48.89 (+11.07s \| 18.5%)	2:16.09 1:00.49
IM 200 Y	2:28.85	1:58.19 (+30.66s \| 20.6%)	1:53.89 (+34.96s \| 23.5%)	1:53.89 (+34.96s \| 23.5%)	1:50.09 (+38.76s \| 26.0%)	1:46.39 (+42.46s \| 28.5%)	1:48.89 (+39.96s \| 26.8%)	2:18.59 (+10.26s \| 6.9%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	32.54	25.89 (+6.65s \| 20.4%)	24.59 (+7.95s \| 24.4%)	24.59 (+7.95s \| 24.4%)	24.29 (+8.25s \| 25.4%)	23.39 (+9.15s \| 28.1%)	23.79 (+8.75s \| 26.9%)	30.19 (+2.35s \| 7.2%)
Free 100 M	1:07.66	56.09 (+11.57s \| 17.1%)	53.59 (+14.07s \| 20.8%)	53.59 (+14.07s \| 20.8%)	52.59 (+15.07s \| 22.3%)	50.99 (+16.67s \| 24.6%)	51.99 (+15.67s \| 23.2%)	1:04.89 (+2.77s \| 4.1%)
Free 200 M	2:13.53	2:03.09 (+10.44s \| 7.8%)	1:57.79 (+15.74s \| 11.8%)	1:57.79 (+15.74s \| 11.8%)	1:55.49 (+18.04s \| 13.5%)	1:52.19 (+21.34s \| 16.0%)	1:54.09 (+19.44s \| 14.6%)	2:21.29 2:16.09
Free 400 M	4:39.28	4:21.09 (+18.19s \| 6.5%)	4:09.99 (+29.29s \| 10.5%)	4:09.99 (+29.29s \| 10.5%)	4:05.29 (+33.99s \| 12.2%)	3:59.29 (+39.99s \| 14.3%)	4:02.79 (+36.49s \| 13.1%)	N/A
Back 100 M	1:09.00	1:03.29 (+5.71s \| 8.3%)	1:00.59 (+8.41s \| 12.2%)	1:00.59 (+8.41s \| 12.2%)	58.89 (+10.11s \| 14.7%)	57.29 (+11.71s \| 17.0%)	58.19 (+10.81s \| 15.7%)	1:13.09 1:10.79
Back 200 M	2:27.25	2:17.39 (+9.86s \| 6.7%)	2:11.89 (+15.36s \| 10.4%)	2:11.89 (+15.36s \| 10.4%)	2:08.29 (+18.96s \| 12.9%)	2:04.49 (+22.76s \| 15.5%)	2:06.99 (+20.26s \| 13.8%)	2:37.69 2:30.29
Fly 100 M	1:14.03	1:00.89 (+13.14s \| 17.7%)	57.99 (+16.04s \| 21.7%)	57.99 (+16.04s \| 21.7%)	57.09 (+16.94s \| 22.9%)	55.09 (+18.94s \| 25.6%)	55.99 (+18.04s \| 24.4%)	1:10.69 (+3.34s \| 4.5%)
IM 200 M	2:32.44	2:18.39 (+14.05s \| 9.2%)	2:12.79 (+19.65s \| 12.9%)	2:12.79 (+19.65s \| 12.9%)	2:09.59 (+22.85s \| 15.0%)	2:05.79 (+26.65s \| 17.5%)	2:08.19 (+24.25s \| 15.9%)	2:40.19 2:33.69
IM 400 M	5:19.21	4:55.09 (+24.12s \| 7.6%)	4:42.39 (+36.82s \| 11.5%)	4:42.39 (+36.82s \| 11.5%)	4:35.89 (+43.32s \| 13.6%)	4:28.79 (+50.42s \| 15.8%)	4:33.09 (+46.12s \| 14.4%)	5:39.69 5:26.19

Progression

See how Jeffrey Zhang is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Jeffrey's time to another swimmer's and even view their profile for more information about them.

Select the distance and stroke

Compare with another swimmer

View this profile

Meets

See all the meets Jeffrey Zhang has participated in and his achievement. The last event displayed is the most recent. For each event, you can find the Jeffrey's time, the progress against Jeffrey's best time, the corresponding time standard, as well as how much faster Jeffrey needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 CA SCS Summer A G Champs

07/23/2025

Walnut

100 M Back

1:09.47

+0.47s

AA: 1:08.69 (+0.78s | 1.1%)

200 M Back

2:27.25

-2.67s (New PB)

AAA: 2:22.79 (+4.46s | 3.0%)

50 M Back

31.99

+0.46s

400 M IM

5:19.21

-1.13s (New PB)

AAA: 5:06.99 (+12.22s | 3.8%)

200 M IM

2:32.44

-3.29s (New PB)

AA: 2:30.19 (+2.25s | 1.5%)

400 M Free

4:39.28

-8.44s (New PB)

AAA: 4:33.79 (+5.49s | 2.0%)

200 M Free

2:13.53

-11.13s (New PB)

AAA: 2:08.89 (+4.64s | 3.5%)

2025 CA SCS RAA June Age Group Championships

06/12/2025

Riverside

400 M IM

5:20.34

AAA: 5:06.99 (+13.35s | 4.2%)

50 Fly

33.36

100 Fly

40.00

1:13.36

100 Fly

1:13.36

150 Back

38.94

1:52.30

200 Back

40.50

2:32.80

100 Back

1:19.44

250 Breast

48.07

3:20.87

300 Breast

47.55

4:08.42

100 Breast

1:35.62

350 Free

36.36

4:44.78

400 Free

35.56

5:20.34

100 Free

1:11.92

100 M Back

1:09.00

-3.67s (New PB)

AA: 1:08.69 (+0.31s | 0.4%)

50 Back

32.59

100 Back

36.41

1:09.00

100 Back

1:09.00

50 M Back

31.53

-1.94s (New PB)

400 M Free

4:47.72

AA: 4:46.19 (+1.53s | 0.5%)

50 Free

32.04

100 Free

36.53

1:08.58

100 Free

1:08.58

150 Free

36.86

1:45.44

200 Free

36.71

2:22.15

100 Free

1:13.57

250 Free

36.69

2:58.84

300 Free

37.16

3:36.00

100 Free

1:13.85

350 Free

36.43

4:12.43

400 Free

35.29

4:47.72

100 Free

1:11.72

200 M IM

2:35.73

-6.35s (New PB)

AA: 2:30.19 (+5.54s | 3.6%)

50 Fly

32.22

100 Back

38.30

1:10.52

100 IM

1:10.52

150 Breast

50.27

2:00.79

200 Free

34.94

2:35.73

100 IM

1:25.21

200 M Back

2:29.92

AA: 2:29.29 (+0.63s | 0.4%)

50 Back

34.49

100 Back

40.15

1:14.64

100 Back

1:14.64

150 Back

38.26

1:52.90

200 Back

37.02

2:29.92

100 Back

1:15.28

2025 SCS Spring Age Group Champs @ Armada

03/13/2025

La Mirada

100 Y Back

59.96

-6.08s (New PB)

AA: 58.59 (+1.37s | 2.3%)

2024 CA SCS BREA Summer A G Champs

07/25/2024

Walnut

200 M Free

2:25.86

+1.20s

AAA: 2:20.79 (+5.07s | 3.5%)

100 M Free

1:07.66

-3.81s (New PB)

AA: 1:07.49 (+0.17s | 0.3%)

200 M IM

2:42.08

-3.00s (New PB)

AAA: 2:38.29 (+3.79s | 2.3%)

50 Fly

34.50

100 Back

40.22

1:14.72

100 IM

1:14.72

150 Breast

49.90

2:04.62

200 Free

37.46

2:42.08

100 IM

1:27.36

50 M Back

33.47

-0.21s (New PB)

AAA

AAAA: 32.59 (+0.88s | 2.6%)

100 M Fly

1:14.03

-3.23s (New PB)

AAA: 1:11.69 (+2.34s | 3.2%)

50 M Fly

32.01

-2.55s (New PB)

AAA: 31.99 (+0.02s | 0.1%)

100 M Back

1:12.67

-1.40s (New PB)

AAA

AAAA: 1:10.39 (+2.28s | 3.1%)

2024 CA SCS NOVA June Age Group Invite

06/13/2024

Irvine

50 M Fly

34.56

-0.12s (New PB)

AA: 33.59 (+0.97s | 2.8%)

100 M Back

1:14.07

-3.41s (New PB)

AAA

AAAA: 1:10.39 (+3.68s | 5.0%)

50 Back

35.31

100 Back

38.76

1:14.07

100 Back

1:14.07

200 M IM

2:45.08

AAA: 2:38.29 (+6.79s | 4.1%)

50 Fly

37.28

100 Back

39.42

1:16.70

100 IM

1:16.70

150 Breast

52.03

2:08.73

200 Free

36.35

2:45.08

100 IM

1:28.38

200 M Free

2:24.66

AAA: 2:20.79 (+3.87s | 2.7%)

50 Free

33.37

100 Free

37.15

1:10.52

100 Free

1:10.52

150 Free

37.77

1:48.29

200 Free

36.37

2:24.66

100 Free

1:14.14

100 M Fly

1:17.26

AA: 1:15.59 (+1.67s | 2.2%)

50 Fly

35.96

100 Fly

41.30

1:17.26

100 Fly

1:17.26

50 M Back

33.68

-2.10s (New PB)

AAA

AAAA: 32.59 (+1.09s | 3.2%)

2024 SCS Spring Age Group Champshipson

03/14/2024

Pasadena

100 Y IM

1:08.65

-1.25s (New PB)

AA: 1:06.99 (+1.66s | 2.4%)

50 IM

31.29

100 IM

37.36

1:08.65

100 IM

1:08.65

50 Y Fly

30.23

-1.09s (New PB)

AA: 29.69 (+0.54s | 1.8%)

100 Y Back

1:06.04

-0.09s (New PB)

AA: 1:05.99 (+0.05s | 0.1%)

50 Back

32.17

100 Back

33.87

1:06.04

100 Back

1:06.04

100 Y Free

1:01.53

A: 1:01.29 (+0.24s | 0.4%)

50 Y Back

30.26

+0.02s

AAA: 29.69 (+0.57s | 1.9%)

2023 CA SCAT SCS WAG

12/08/2023

San Clemente

200 Y IM

2:28.85

AA: 2:25.59 (+3.26s | 2.2%)

50 Fly

32.15

100 Back

35.49

1:07.64

100 IM

1:07.64

150 Breast

46.57

1:54.21

200 Free

34.64

2:28.85

100 IM

1:21.21

50 Y Fly

31.32

-3.34s (New PB)

A: 31.19 (+0.13s | 0.4%)

100 Y IM

1:09.90

-6.50s (New PB)

AA: 1:06.99 (+2.91s | 4.2%)

50 IM

31.25

100 IM

38.65

1:09.90

100 IM

1:09.90

50 Y Breast

37.56

A: 36.69 (+0.87s | 2.3%)

50 Y Back

30.24

-2.75s (New PB)

AAA: 29.69 (+0.55s | 1.8%)

100 Y Back

1:06.13

-10.73s (New PB)

AA: 1:05.99 (+0.14s | 0.2%)

50 Back

31.72

100 Back

34.41

1:06.13

100 Back

1:06.13

2023 CA SCS Summer @ BREA

07/20/2023

Walnut

50 M Back

35.78

-0.69s (New PB)

AAA: 34.29 (+1.49s | 4.2%)

50 M Breast

43.24

+0.33s

A: 41.99 (+1.25s | 2.9%)

50 M Fly

34.68

AA: 33.59 (+1.09s | 3.1%)

100 M Back

1:17.48

-3.56s (New PB)

AAA: 1:14.29 (+3.19s | 4.1%)

2023 CA SCS CANY JAG

06/16/2023

Santa Clarita

50 M Breast

42.91

A: 41.99 (+0.92s | 2.1%)

100 M Free

1:11.47

A: 1:10.39 (+1.08s | 1.5%)

50 Free

35.24

100 Free

36.23

1:11.47

100 Free

1:11.47

50 M Free

32.54

A: 32.09 (+0.45s | 1.4%)

50 M Back

36.47

AA: 35.99 (+0.48s | 1.3%)

100 M Back

1:21.04

AA: 1:18.09 (+2.95s | 3.6%)

2023 SCS 14 Under SC Age Group Champships

03/16/2023

Pasadena

50 Y Back

32.99

-0.71s (New PB)

A: 32.69 (+0.30s | 0.9%)

2022 CA SCS OTTR WAG Championships

12/09/2022

Palm Springs

50 Y Free

30.98

AA: 29.89 (+1.09s | 3.5%)

50 Y Fly

34.66

AA: 34.29 (+0.37s | 1.1%)

50 Y Back

33.70

AAA

AAAA: 32.19 (+1.51s | 4.5%)

100 Y Back

1:16.86

AA: 1:16.09 (+0.77s | 1.0%)

50 Back

36.50

100 Back

40.36

1:16.86

100 Back

1:16.86

100 Y IM

1:16.40

AA: 1:16.39 (+0.01s | 0.0%)

50 IM

34.44

100 IM

41.96

1:16.40

100 IM

1:16.40

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	30.98	22.19 (+8.79s \| 28.4%)	21.29 (+9.69s \| 31.3%)	21.29 (+9.69s \| 31.3%)	20.59 (+10.39s \| 33.5%)	20.09 (+10.89s \| 35.2%)	20.39 (+10.59s \| 34.2%)	26.29 (+4.69s \| 15.1%)
Free 100 Y	1:01.53	48.19 (+13.34s \| 21.7%)	46.39 (+15.14s \| 24.6%)	46.39 (+15.14s \| 24.6%)	45.09 (+16.44s \| 26.7%)	43.49 (+18.04s \| 29.3%)	44.39 (+17.14s \| 27.9%)	56.69 (+4.84s \| 7.9%)
Back 100 Y	59.96	53.89 (+6.07s \| 10.1%)	51.49 (+8.47s \| 14.1%)	51.49 (+8.47s \| 14.1%)	49.39 (+10.57s \| 17.6%)	47.59 (+12.37s \| 20.6%)	48.89 (+11.07s \| 18.5%)	2:16.09 1:00.49
IM 200 Y	2:28.85	1:58.19 (+30.66s \| 20.6%)	1:53.89 (+34.96s \| 23.5%)	1:53.89 (+34.96s \| 23.5%)	1:50.09 (+38.76s \| 26.0%)	1:46.39 (+42.46s \| 28.5%)	1:48.89 (+39.96s \| 26.8%)	2:18.59 (+10.26s \| 6.9%)

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	32.54	25.89 (+6.65s \| 20.4%)	24.59 (+7.95s \| 24.4%)	24.59 (+7.95s \| 24.4%)	24.29 (+8.25s \| 25.4%)	23.39 (+9.15s \| 28.1%)	23.79 (+8.75s \| 26.9%)	30.19 (+2.35s \| 7.2%)
Free 100 M	1:07.66	56.09 (+11.57s \| 17.1%)	53.59 (+14.07s \| 20.8%)	53.59 (+14.07s \| 20.8%)	52.59 (+15.07s \| 22.3%)	50.99 (+16.67s \| 24.6%)	51.99 (+15.67s \| 23.2%)	1:04.89 (+2.77s \| 4.1%)
Free 200 M	2:13.53	2:03.09 (+10.44s \| 7.8%)	1:57.79 (+15.74s \| 11.8%)	1:57.79 (+15.74s \| 11.8%)	1:55.49 (+18.04s \| 13.5%)	1:52.19 (+21.34s \| 16.0%)	1:54.09 (+19.44s \| 14.6%)	2:21.29 2:16.09
Free 400 M	4:39.28	4:21.09 (+18.19s \| 6.5%)	4:09.99 (+29.29s \| 10.5%)	4:09.99 (+29.29s \| 10.5%)	4:05.29 (+33.99s \| 12.2%)	3:59.29 (+39.99s \| 14.3%)	4:02.79 (+36.49s \| 13.1%)	N/A
Back 100 M	1:09.00	1:03.29 (+5.71s \| 8.3%)	1:00.59 (+8.41s \| 12.2%)	1:00.59 (+8.41s \| 12.2%)	58.89 (+10.11s \| 14.7%)	57.29 (+11.71s \| 17.0%)	58.19 (+10.81s \| 15.7%)	1:13.09 1:10.79
Back 200 M	2:27.25	2:17.39 (+9.86s \| 6.7%)	2:11.89 (+15.36s \| 10.4%)	2:11.89 (+15.36s \| 10.4%)	2:08.29 (+18.96s \| 12.9%)	2:04.49 (+22.76s \| 15.5%)	2:06.99 (+20.26s \| 13.8%)	2:37.69 2:30.29
Fly 100 M	1:14.03	1:00.89 (+13.14s \| 17.7%)	57.99 (+16.04s \| 21.7%)	57.99 (+16.04s \| 21.7%)	57.09 (+16.94s \| 22.9%)	55.09 (+18.94s \| 25.6%)	55.99 (+18.04s \| 24.4%)	1:10.69 (+3.34s \| 4.5%)
IM 200 M	2:32.44	2:18.39 (+14.05s \| 9.2%)	2:12.79 (+19.65s \| 12.9%)	2:12.79 (+19.65s \| 12.9%)	2:09.59 (+22.85s \| 15.0%)	2:05.79 (+26.65s \| 17.5%)	2:08.19 (+24.25s \| 15.9%)	2:40.19 2:33.69
IM 400 M	5:19.21	4:55.09 (+24.12s \| 7.6%)	4:42.39 (+36.82s \| 11.5%)	4:42.39 (+36.82s \| 11.5%)	4:35.89 (+43.32s \| 13.6%)	4:28.79 (+50.42s \| 15.8%)	4:33.09 (+46.12s \| 14.4%)	5:39.69 5:26.19