Jonathan Zou

Age: 10 years old
Age Category: 10 & under
Team: Lake Oswego Swim Club | Oregon Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Lake Oswego Swim Club

Oregon Swimming

Western Zone

USA

Free 50 Y

34.50

12/19/2025

A: 31.09 (+3.41s | 9.9%)

733

1,000+

Free 100 Y

1:19.14

12/19/2025

BB: 1:18.89 (+0.25s | 0.3%)

734

1,000+

Free 200 Y

2:53.84

01/28/2026

BB: 2:50.59 (+3.25s | 1.9%)

554

1,000+

50 Free

38.52

100 Free

44.01

1:22.53

100 Free

1:22.53

150 Free

45.40

2:07.93

200 Free

45.91

2:53.84

100 Free

1:31.31

Back 50 Y

41.30

01/28/2026

A: 37.59 (+3.71s | 9.0%)

622

1,000+

Back 100 Y

1:30.79

12/13/2025

BB: 1:30.09 (+0.70s | 0.8%)

584

1,000+

50 Back

44.17

100 Back

46.62

1:30.79

100 Back

1:30.79

Breast 50 Y

51.49

01/02/2026

BB: 47.69 (+3.80s | 7.4%)

105

1,000+

Fly 50 Y

42.66

08/02/2025

BB: 41.29 (+1.37s | 3.2%)

720

1,000+

Fly 100 Y

1:38.67

01/02/2026

A: 1:24.39 (+14.28s | 14.5%)

446

1,000+

50 Fly

44.21

100 Fly

54.46

1:38.67

100 Fly

1:38.67

IM 100 Y

1:32.64

01/02/2026

BB: 1:29.69 (+2.95s | 3.2%)

756

1,000+

50 IM

44.78

100 IM

47.86

1:32.64

100 IM

1:32.64

IM 200 Y

3:17.74

01/02/2026

BB: 3:15.99 (+1.75s | 0.9%)

464

1,000+

50 Fly

46.87

150 Breast

1:50.45

2:37.32

200 Free

40.42

3:17.74

100 IM

2:30.87

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Lake Oswego Swim Club

Oregon Swimming

Western Zone

USA

Free 50 M

42.75

06/06/2025

BB: 39.79 (+2.96s | 6.9%)

566

1,000+

Free 100 M

1:38.00

06/26/2025

BB: 1:30.59 (+7.41s | 7.6%)

515

941

Back 50 M

51.75

06/06/2025

BB: 49.29 (+2.46s | 4.8%)

561

1,000+

Back 100 M

1:59.31

05/02/2025

B: 1:56.69 (+2.62s | 2.2%)

597

1,000+

50 Back

1:00.00

100 Back

59.31

1:59.31

100 Back

1:59.31

Breast 50 M

1:01.87

06/26/2025

B: 1:00.89 (+0.98s | 1.6%)

681

1,000+

Fly 50 M

54.62

06/06/2025

B: 52.29 (+2.33s | 4.3%)

499

871

Fly 100 M

2:16.87

06/06/2025

B: 2:09.49 (+7.38s | 5.4%)

289

468

50 Fly

58.14

100 Fly

1:18.73

2:16.87

100 Fly

2:16.87

IM 200 M

4:13.46

06/26/2025

B: 4:09.49 (+3.97s | 1.6%)

334

571

Above are the fastest times that Jonathan Zou has achieved in his swimming career. For each event, you can find Jonathan's best time, the corresponding time standard, as well as how much faster Jonathan needs to be to reach the next level. The last columns provide Jonathan rankings at the team and LSC levels. These rankings are based on the Jonathan'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	34.50	22.19 (+12.31s \| 35.7%)	21.29 (+13.21s \| 38.3%)	21.29 (+13.21s \| 38.3%)	20.59 (+13.91s \| 40.3%)	20.09 (+14.41s \| 41.8%)	20.39 (+14.11s \| 40.9%)	30.49 (+4.01s \| 11.6%)
Free 100 Y	1:19.14	48.19 (+30.95s \| 39.1%)	46.39 (+32.75s \| 41.4%)	46.39 (+32.75s \| 41.4%)	45.09 (+34.05s \| 43.0%)	43.49 (+35.65s \| 45.0%)	44.39 (+34.75s \| 43.9%)	1:07.19 (+11.95s \| 15.1%)
Free 200 Y	2:53.84	1:45.79 (+68.05s \| 39.1%)	1:41.59 (+72.25s \| 41.6%)	1:41.59 (+72.25s \| 41.6%)	1:38.79 (+75.05s \| 43.2%)	1:36.49 (+77.35s \| 44.5%)	1:38.09 (+75.75s \| 43.6%)	2:24.99 (+28.85s \| 16.6%)
Back 50 Y	41.30	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+5.01s \| 12.1%)
Back 100 Y	1:30.79	53.89 (+36.90s \| 40.6%)	51.49 (+39.30s \| 43.3%)	51.49 (+39.30s \| 43.3%)	49.39 (+41.40s \| 45.6%)	47.59 (+43.20s \| 47.6%)	48.89 (+41.90s \| 46.2%)	1:16.59 (+14.20s \| 15.6%)
Breast 50 Y	51.49	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+11.20s \| 21.8%)
Fly 50 Y	42.66	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+7.97s \| 18.7%)
Fly 100 Y	1:38.67	52.89 (+45.78s \| 46.4%)	50.59 (+48.08s \| 48.7%)	50.59 (+48.08s \| 48.7%)	48.99 (+49.68s \| 50.3%)	47.79 (+50.88s \| 51.6%)	48.39 (+50.28s \| 51.0%)	1:19.89 (+18.78s \| 19.0%)
IM 100 Y	1:32.64	N/A	N/A	N/A	N/A	N/A	N/A	1:16.99 (+15.65s \| 16.9%)
IM 200 Y	3:17.74	1:58.19 (+79.55s \| 40.2%)	1:53.89 (+83.85s \| 42.4%)	1:53.89 (+83.85s \| 42.4%)	1:50.09 (+87.65s \| 44.3%)	1:46.39 (+91.35s \| 46.2%)	1:48.89 (+88.85s \| 44.9%)	2:46.19 (+31.55s \| 16.0%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	42.75	25.89 (+16.86s \| 39.4%)	24.59 (+18.16s \| 42.5%)	24.59 (+18.16s \| 42.5%)	24.29 (+18.46s \| 43.2%)	23.39 (+19.36s \| 45.3%)	23.79 (+18.96s \| 44.4%)	34.59 (+8.16s \| 19.1%)
Free 100 M	1:38.00	56.09 (+41.91s \| 42.8%)	53.59 (+44.41s \| 45.3%)	53.59 (+44.41s \| 45.3%)	52.59 (+45.41s \| 46.3%)	50.99 (+47.01s \| 48.0%)	51.99 (+46.01s \| 46.9%)	1:16.89 (+21.11s \| 21.5%)
Back 50 M	51.75	N/A	N/A	N/A	N/A	N/A	N/A	41.59 (+10.16s \| 19.6%)
Back 100 M	1:59.31	1:03.29 (+56.02s \| 47.0%)	1:00.59 (+58.72s \| 49.2%)	1:00.59 (+58.72s \| 49.2%)	58.89 (+60.42s \| 50.6%)	57.29 (+62.02s \| 52.0%)	58.19 (+61.12s \| 51.2%)	1:27.69 (+31.62s \| 26.5%)
Breast 50 M	1:01.87	N/A	N/A	N/A	N/A	N/A	N/A	46.29 (+15.58s \| 25.2%)
Fly 50 M	54.62	N/A	N/A	N/A	N/A	N/A	N/A	39.19 (+15.43s \| 28.2%)
Fly 100 M	2:16.87	1:00.89 (+75.98s \| 55.5%)	57.99 (+78.88s \| 57.6%)	57.99 (+78.88s \| 57.6%)	57.09 (+79.78s \| 58.3%)	55.09 (+81.78s \| 59.8%)	55.99 (+80.88s \| 59.1%)	1:30.59 (+46.28s \| 33.8%)
IM 200 M	4:13.46	2:18.39 (+115.07s \| 45.4%)	2:12.79 (+120.67s \| 47.6%)	2:12.79 (+120.67s \| 47.6%)	2:09.59 (+123.87s \| 48.9%)	2:05.79 (+127.67s \| 50.4%)	2:08.19 (+125.27s \| 49.4%)	3:08.29 (+65.17s \| 25.7%)

Progression

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

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 January LOSC Intrasquad

01/28/2026

Portland

50 Y Back

41.30

-0.09s (New PB)

A: 37.59 (+3.71s | 9.0%)

200 Y Free

2:53.84

BB: 2:50.59 (+3.25s | 1.9%)

50 Free

38.52

100 Free

44.01

1:22.53

100 Free

1:22.53

150 Free

45.40

2:07.93

200 Free

45.91

2:53.84

100 Free

1:31.31

2026 Hood River Winter Invitational

01/10/2026

Hood River

100 Y Free

1:20.99

+1.85s

BB: 1:18.89 (+2.10s | 2.6%)

50 Free

37.78

100 Free

43.21

1:20.99

100 Free

1:20.99

50 Y Back

42.64

+1.25s

A: 37.59 (+5.05s | 11.8%)

100 Y IM

1:34.10

+1.46s

BB: 1:29.69 (+4.41s | 4.7%)

50 IM

44.75

100 IM

49.35

1:34.10

100 IM

1:34.10

2026 CST Shark Chase Invitational

01/02/2026

Newberg

100 Y Fly

1:38.67

-0.39s (New PB)

A: 1:24.39 (+14.28s | 14.5%)

50 Fly

44.21

100 Fly

54.46

1:38.67

100 Fly

1:38.67

50 Y Free

35.19

+0.69s

BB: 34.59 (+0.60s | 1.7%)

200 Y IM

3:17.74

-6.27s (New PB)

BB: 3:15.99 (+1.75s | 0.9%)

50 Fly

46.87

150 Breast

1:50.45

2:37.32

200 Free

40.42

3:17.74

100 IM

2:30.87

100 Y Free

1:21.21

+2.07s

BB: 1:18.89 (+2.32s | 2.9%)

50 Free

38.79

100 Free

42.42

1:21.21

100 Free

1:21.21

50 Y Breast

51.49

-0.80s (New PB)

BB: 47.69 (+3.80s | 7.4%)

100 Y IM

1:32.64

-4.49s (New PB)

BB: 1:29.69 (+2.95s | 3.2%)

50 IM

44.78

100 IM

47.86

1:32.64

100 IM

1:32.64

2025 LOSC Holiday Intrasquad

12/19/2025

Portland

100 Y Free

1:19.14

-1.44s (New PB)

BB: 1:18.89 (+0.25s | 0.3%)

50 Y Free

34.50

-1.19s (New PB)

A: 31.09 (+3.41s | 9.9%)

2025 OR HEAT Winter Invitational

12/13/2025

Hillsboro

100 Y Fly

1:39.06

BB: 1:38.99 (+0.07s | 0.1%)

50 Fly

45.85

100 Fly

53.21

1:39.06

100 Fly

1:39.06

50 Y Fly

44.98

+2.32s

BB: 41.29 (+3.69s | 8.2%)

100 Y Back

1:30.79

BB: 1:30.09 (+0.70s | 0.8%)

50 Back

44.17

100 Back

46.62

1:30.79

100 Back

1:30.79

100 Y Free

1:20.58

-0.47s (New PB)

BB: 1:18.89 (+1.69s | 2.1%)

50 Free

38.89

100 Free

41.69

1:20.58

100 Free

1:20.58

50 Y Back

43.92

+2.53s

BB: 42.89 (+1.03s | 2.3%)

50 Y Free

36.62

+0.93s

BB: 34.59 (+2.03s | 5.5%)

2025 McSwimville Invitational

11/07/2025

McMinnville

50 Y Back

43.85

+2.46s

BB: 42.89 (+0.96s | 2.2%)

50 Y Fly

44.51

+1.85s

BB: 41.29 (+3.22s | 7.2%)

50 Y Breast

52.29

-10.64s (New PB)

BB: 47.69 (+4.60s | 8.8%)

100 Y IM

1:37.13

BB: 1:29.69 (+7.44s | 7.7%)

50 IM

45.29

100 IM

51.84

1:37.13

100 IM

1:37.13

100 Y Free

1:25.29

+4.24s

BB: 1:18.89 (+6.40s | 7.5%)

50 Free

41.32

100 Free

43.97

1:25.29

100 Free

1:25.29

50 Y Free

38.06

+2.37s

BB: 34.59 (+3.47s | 9.1%)

2025 LOSC October Intrasquad

10/18/2025

Portland

50 Y Back

41.39

-6.13s (New PB)

A: 37.59 (+3.80s | 9.2%)

200 Y IM

3:24.01

BB: 3:15.99 (+8.02s | 3.9%)

50 Fly

45.46

100 Back

49.55

1:35.01

100 IM

1:35.01

150 Breast

1:02.05

2:37.06

200 Free

46.95

3:24.01

100 IM

1:49.00

2025 LOSC September Intrasquad 1

09/20/2025

Portland

50 Y Free

35.69

-1.77s (New PB)

BB: 34.59 (+1.10s | 3.1%)

50 Y Fly

43.42

+0.76s

BB: 41.29 (+2.13s | 4.9%)

Mallard Nation Invitational

08/02/2025

Springfield

50 Y Fly

42.66

-3.22s (New PB)

BB: 41.29 (+1.37s | 3.2%)

100 Y Free

1:21.05

BB: 1:18.89 (+2.16s | 2.7%)

50 Free

37.51

100 Free

43.54

1:21.05

100 Free

1:21.05

2025 Howard Jones Open

06/26/2025

Gresham

100 M Free

1:38.00

-1.26s (New PB)

BB: 1:30.59 (+7.41s | 7.6%)

50 M Breast

1:01.87

-7.02s (New PB)

B: 1:00.89 (+0.98s | 1.6%)

100 M Back

2:00.65

+1.34s

B: 1:56.69 (+3.96s | 3.3%)

200 M IM

4:13.46

B: 4:09.49 (+3.97s | 1.6%)

50 M Free

44.40

+1.65s

B: 43.89 (+0.51s | 1.1%)

50 M Fly

56.32

+1.70s

B: 52.29 (+4.03s | 7.2%)

2025 LOSC June Intrasquad

06/21/2025

Lake Oswego

50 Y Free

37.46

-0.03s (New PB)

BB: 34.59 (+2.87s | 7.7%)

50 Y Fly

45.88

-3.10s (New PB)

BB: 41.29 (+4.59s | 10.0%)

2025 THSC June Invitational

06/06/2025

Beaverton

50 M Fly

54.62

B: 52.29 (+2.33s | 4.3%)

100 M Free

1:39.26

-1.53s (New PB)

BB: 1:30.59 (+8.67s | 8.7%)

50 Free

46.05

100 Free

53.21

1:39.26

100 Free

1:39.26

50 M Breast

1:08.89

-3.72s (New PB)

B: 1:00.89 (+8.00s | 11.6%)

50 M Free

42.75

-0.66s (New PB)

BB: 39.79 (+2.96s | 6.9%)

100 M Fly

2:16.87

B: 2:09.49 (+7.38s | 5.4%)

50 Fly

58.14

100 Fly

1:18.73

2:16.87

100 Fly

2:16.87

50 M Back

51.75

-0.40s (New PB)

BB: 49.29 (+2.46s | 4.8%)

HRVST Spring Sprinter

05/10/2025

Hood River

50 Y Fly

48.98

-1.82s (New PB)

B: 46.49 (+2.49s | 5.1%)

50 Y Free

37.49

-3.55s (New PB)

BB: 34.59 (+2.90s | 7.7%)

50 Y Breast

1:02.93

-13.55s (New PB)

B: 53.39 (+9.54s | 15.2%)

50 Y Back

47.52

BB: 42.89 (+4.63s | 9.7%)

2025 THSC Spring Invitational

05/02/2025

Beaverton

50 M Back

52.15

BB: 49.29 (+2.86s | 5.5%)

50 M Breast

1:12.61

B: 1:00.89 (+11.72s | 16.1%)

100 M Back

1:59.31

B: 1:56.69 (+2.62s | 2.2%)

50 Back

1:00.00

100 Back

59.31

1:59.31

100 Back

1:59.31

50 M Free

43.41

BB: 39.79 (+3.62s | 8.3%)

100 M Free

1:40.79

BB: 1:30.59 (+10.20s | 10.1%)

50 Free

46.05

100 Free

54.74

1:40.79

100 Free

1:40.79

2025 McMinnville Season Finale Invitational

03/08/2025

McMinnville

50 Y Fly

50.80

-1.62s (New PB)

B: 46.49 (+4.31s | 8.5%)

50 Y Breast

1:16.48

-7.90s (New PB)

B: 53.39 (+23.09s | 30.2%)

50 Y Free

41.04

-0.04s (New PB)

B: 38.19 (+2.85s | 6.9%)

2025 OR CB Valentine Last Chance Invitational

02/16/2025

Canby

50 Y Fly

52.42

-8.22s (New PB)

B: 46.49 (+5.93s | 11.3%)

50 Y Free

41.08

-4.33s (New PB)

B: 38.19 (+2.89s | 7.0%)

2025 LOSC Winter Intrasquad

01/11/2025

Lake Oswego

50 Y Free

45.41

-8.15s (New PB)

B: 38.19 (+7.22s | 15.9%)

50 Y Breast

1:24.38

B: 53.39 (+30.99s | 36.7%)

2024 McSwimville Invitational

11/01/2024

McMinnville

50 Y Fly

1:00.64

B: 46.49 (+14.15s | 23.3%)

50 Y Free

53.56

B: 38.19 (+15.37s | 28.7%)

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.