Isabella Underwood

Age: 12 years old
Age Category: 11-12
Team: Montrose Marlins Swim Club | Colorado Swimming
Participation: 12 meets 41 events

Personal Best

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Colorado Swimming

Montrose Marlins Swim Club

Free 50 M

42.00

07/11/2025

B: 38.49 (+3.51s | 8.4%)

443

Free 100 M

1:37.34

07/11/2025

B: 1:25.59 (+11.75s | 12.1%)

438

Free 200 M

3:26.35

07/11/2025

B: 3:06.39 (+19.96s | 9.7%)

313

100 Free

1:42.36

100 Free

1:42.36

200 Free

1:43.99

3:26.35

100 Free

1:43.99

Back 50 M

50.68

07/11/2025

B: 44.79 (+5.89s | 11.6%)

439

Back 100 M

1:58.27

07/11/2025

B: 1:40.59 (+17.68s | 14.9%)

444

Breast 50 M

54.71

07/11/2025

B: 49.79 (+4.92s | 9.0%)

326

Breast 100 M

1:57.28

07/11/2025

B: 1:50.39 (+6.89s | 5.9%)

276

50 Breast

57.34

100 Breast

59.94

1:57.28

100 Breast

1:57.28

Breast 200 M

4:08.83

07/11/2025

B: 3:56.79 (+12.04s | 4.8%)

150

50 Breast

56.93

100 Breast

1:05.02

2:01.95

100 Breast

2:01.95

150 Breast

1:04.54

3:06.49

200 Breast

1:02.34

4:08.83

100 Breast

2:06.88

Fly 50 M

57.56

07/11/2025

B: 41.79 (+15.77s | 27.4%)

437

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Colorado Swimming

Montrose Marlins Swim Club

Free 50 Y

37.95

06/28/2025

B: 33.99 (+3.96s | 10.4%)

569

Free 100 Y

1:21.58

06/28/2025

B: 1:14.69 (+6.89s | 8.4%)

410

50 Free

38.73

100 Free

42.85

1:21.58

100 Free

1:21.58

Back 50 Y

47.77

05/17/2025

B: 38.79 (+8.98s | 18.8%)

650

Back 100 Y

1:46.61

06/28/2025

B: 1:26.59 (+20.02s | 18.8%)

534

Breast 50 Y

47.27

06/28/2025

B: 43.99 (+3.28s | 6.9%)

350

Breast 100 Y

1:43.44

06/28/2025

B: 1:36.49 (+6.95s | 6.7%)

297

50 Breast

49.08

100 Breast

54.36

1:43.44

100 Breast

1:43.44

Fly 50 Y

52.39

06/28/2025

B: 36.89 (+15.50s | 29.6%)

580

IM 100 Y

1:41.06

06/28/2025

B: 1:25.19 (+15.87s | 15.7%)

549

50 IM

51.42

100 IM

49.64

1:41.06

100 IM

1:41.06

Above are the fastest times that Isabella Underwood has achieved in her swimming career. For each event, you can find Isabella's best time, the corresponding time standard, as well as how much faster Isabella needs to be to reach the next level. The last columns provide Isabella rankings at the team and LSC levels. These rankings are based on the Isabella's personal best, her 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	37.95	24.89 (+13.06s \| 34.4%)	23.89 (+14.06s \| 37.0%)	23.89 (+14.06s \| 37.0%)	23.29 (+14.66s \| 38.6%)	22.59 (+15.36s \| 40.5%)	22.79 (+15.16s \| 39.9%)	28.49 (+9.46s \| 24.9%)
Free 100 Y	1:21.58	53.99 (+27.59s \| 33.8%)	51.89 (+29.69s \| 36.4%)	51.89 (+29.69s \| 36.4%)	50.39 (+31.19s \| 38.2%)	49.29 (+32.29s \| 39.6%)	49.69 (+31.89s \| 39.1%)	1:00.49 (+21.09s \| 25.9%)
Back 50 Y	47.77	N/A	N/A	N/A	N/A	N/A	N/A	32.19 (+15.58s \| 32.6%)
Back 100 Y	1:46.61	59.49 (+47.12s \| 44.2%)	57.09 (+49.52s \| 46.4%)	57.09 (+49.52s \| 46.4%)	55.09 (+51.52s \| 48.3%)	53.89 (+52.72s \| 49.5%)	54.49 (+52.12s \| 48.9%)	1:09.29 (+37.32s \| 35.0%)
Breast 50 Y	47.27	N/A	N/A	N/A	N/A	N/A	N/A	36.19 (+11.08s \| 23.4%)
Breast 100 Y	1:43.44	1:07.59 (+35.85s \| 34.7%)	1:05.49 (+37.95s \| 36.7%)	1:05.49 (+37.95s \| 36.7%)	1:03.09 (+40.35s \| 39.0%)	1:01.79 (+41.65s \| 40.3%)	1:02.79 (+40.65s \| 39.3%)	1:18.19 (+25.25s \| 24.4%)
Fly 50 Y	52.39	N/A	N/A	N/A	N/A	N/A	N/A	30.89 (+21.50s \| 41.0%)
IM 100 Y	1:41.06	N/A	N/A	N/A	N/A	N/A	N/A	1:10.09 (+30.97s \| 30.6%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	42.00	28.69 (+13.31s \| 31.7%)	27.39 (+14.61s \| 34.8%)	27.39 (+14.61s \| 34.8%)	26.89 (+15.11s \| 36.0%)	26.29 (+15.71s \| 37.4%)	26.59 (+15.41s \| 36.7%)	32.29 (+9.71s \| 23.1%)
Free 100 M	1:37.34	1:01.89 (+35.45s \| 36.4%)	59.29 (+38.05s \| 39.1%)	59.29 (+38.05s \| 39.1%)	58.19 (+39.15s \| 40.2%)	56.99 (+40.35s \| 41.5%)	57.59 (+39.75s \| 40.8%)	1:09.89 (+27.45s \| 28.2%)
Free 200 M	3:26.35	2:12.99 (+73.36s \| 35.6%)	2:07.79 (+78.56s \| 38.1%)	2:07.79 (+78.56s \| 38.1%)	2:04.99 (+81.36s \| 39.4%)	2:03.09 (+83.26s \| 40.3%)	2:04.29 (+82.06s \| 39.8%)	2:30.99 (+55.36s \| 26.8%)
Back 50 M	50.68	N/A	N/A	N/A	N/A	N/A	N/A	37.19 (+13.49s \| 26.6%)
Back 100 M	1:58.27	1:09.49 (+48.78s \| 41.2%)	1:06.79 (+51.48s \| 43.5%)	1:06.79 (+51.48s \| 43.5%)	1:04.79 (+53.48s \| 45.2%)	1:03.69 (+54.58s \| 46.1%)	1:04.39 (+53.88s \| 45.6%)	1:19.39 (+38.88s \| 32.9%)
Breast 50 M	54.71	N/A	N/A	N/A	N/A	N/A	N/A	40.69 (+14.02s \| 25.6%)
Breast 100 M	1:57.28	1:18.79 (+38.49s \| 32.8%)	1:15.99 (+41.29s \| 35.2%)	1:15.99 (+41.29s \| 35.2%)	1:13.79 (+43.49s \| 37.1%)	1:12.19 (+45.09s \| 38.4%)	1:13.29 (+43.99s \| 37.5%)	1:29.69 (+27.59s \| 23.5%)
Breast 200 M	4:08.83	2:49.69 (+79.14s \| 31.8%)	2:43.39 (+85.44s \| 34.3%)	2:43.39 (+85.44s \| 34.3%)	2:38.59 (+90.24s \| 36.3%)	2:36.09 (+92.74s \| 37.3%)	2:38.29 (+90.54s \| 36.4%)	3:12.69 (+56.14s \| 22.6%)
Fly 50 M	57.56	N/A	N/A	N/A	N/A	N/A	N/A	34.59 (+22.97s \| 39.9%)

Progression

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 CO Western Slope LeagueChampionships

07/11/2025

100 M Free

1:37.34

B: 1:25.59 (+11.75s | 12.1%)

200 M Breast

4:08.83

B: 3:56.79 (+12.04s | 4.8%)

50 Breast

56.93

100 Breast

1:05.02

2:01.95

100 Breast

2:01.95

150 Breast

1:04.54

3:06.49

200 Breast

1:02.34

4:08.83

100 Breast

2:06.88

100 M Breast

1:57.28

B: 1:50.39 (+6.89s | 5.9%)

50 Breast

57.34

100 Breast

59.94

1:57.28

100 Breast

1:57.28

100 M Back

1:58.27

B: 1:40.59 (+17.68s | 14.9%)

200 M Free

3:26.35

B: 3:06.39 (+19.96s | 9.7%)

100 Free

1:42.36

100 Free

1:42.36

200 Free

1:43.99

3:26.35

100 Free

1:43.99

50 M Breast

54.71

B: 49.79 (+4.92s | 9.0%)

50 M Free

42.00

B: 38.49 (+3.51s | 8.4%)

50 M Fly

57.56

B: 41.79 (+15.77s | 27.4%)

50 M Back

50.68

B: 44.79 (+5.89s | 11.6%)

2025 CO Montrose Marlins Summer Open

06/28/2025

100 Y Free

1:21.58

-13.21s (New PB)

B: 1:14.69 (+6.89s | 8.4%)

50 Free

38.73

100 Free

42.85

1:21.58

100 Free

1:21.58

100 Y IM

1:41.06

B: 1:25.19 (+15.87s | 15.7%)

50 IM

51.42

100 IM

49.64

1:41.06

100 IM

1:41.06

50 Y Free

37.95

-8.87s (New PB)

B: 33.99 (+3.96s | 10.4%)

50 Y Breast

47.27

-2.41s (New PB)

B: 43.99 (+3.28s | 6.9%)

100 Y Back

1:46.61

-14.48s (New PB)

B: 1:26.59 (+20.02s | 18.8%)

50 Y Back

48.78

+1.01s

B: 38.79 (+9.99s | 20.5%)

50 Y Fly

52.39

B: 36.89 (+15.50s | 29.6%)

100 Y Breast

1:43.44

B: 1:36.49 (+6.95s | 6.7%)

50 Breast

49.08

100 Breast

54.36

1:43.44

100 Breast

1:43.44

2025 CO Western Slope IM Challenge

05/17/2025

50 Y Back

47.77

-2.07s (New PB)

B: 38.79 (+8.98s | 18.8%)

50 Y Free

46.87

+0.05s

B: 33.99 (+12.88s | 27.5%)

100 Y Free

1:36.08

+1.29s

B: 1:14.69 (+21.39s | 22.3%)

50 Free

46.24

100 Free

49.84

1:36.08

100 Free

1:36.08

2025 CO Montrose Mini Sprint Meet

05/04/2025

50 Y Free

46.82

-0.38s (New PB)

B: 33.99 (+12.83s | 27.4%)

50 Y Back

49.84

-6.45s (New PB)

B: 38.79 (+11.05s | 22.2%)

100 Y Free

1:34.79

-14.29s (New PB)

B: 1:14.69 (+20.10s | 21.2%)

50 Free

43.45

100 Free

51.34

1:34.79

100 Free

1:34.79

50 Y Breast

49.68

-18.60s (New PB)

B: 43.99 (+5.69s | 11.5%)

2025 CO Montrose Marlins Polar Plunge

01/25/2025

50 Y Back

57.61

+1.32s

B: 38.79 (+18.82s | 32.7%)

100 Y Free

1:49.08

-10.17s (New PB)

B: 1:14.69 (+34.39s | 31.5%)

50 Free

49.27

100 Free

59.81

1:49.08

100 Free

1:49.08

50 Y Free

47.20

-7.51s (New PB)

B: 33.99 (+13.21s | 28.0%)

Montrose Gobble, Gobble, Splash

11/16/2024

50 Y Back

56.29

+0.00s

B: 38.79 (+17.50s | 31.1%)

100 Y Free

1:59.25

+0.00s

B: 1:14.69 (+44.56s | 37.4%)

100 Y Back

2:01.09

+0.00s

B: 1:26.59 (+34.50s | 28.5%)

50 Back

59.70

100 Back

1:01.39

2:01.09

100 Back

2:01.09

50 Y Free

54.71

-19.23s (New PB)

B: 33.99 (+20.72s | 37.9%)

50 Y Breast

1:08.28

+0.00s

B: 43.99 (+24.29s | 35.6%)

2024 CO Montrose Gobble Gobble Splsh

11/16/2024

50 Y Free

54.71

+0.00s

B: 33.99 (+20.72s | 37.9%)

100 Y Free

1:59.25

B: 1:14.69 (+44.56s | 37.4%)

100 Y Back

2:01.09

B: 1:26.59 (+34.50s | 28.5%)

50 Back

59.70

100 Back

1:01.39

2:01.09

100 Back

2:01.09

50 Y Breast

1:08.28

B: 43.99 (+24.29s | 35.6%)

50 Y Back

56.29

-17.23s (New PB)

B: 38.79 (+17.50s | 31.1%)

Montrose Summer Splash

05/31/2024

50 Y Back

1:13.52

B: 48.59 (+24.93s | 33.9%)

25 Y Free

28.70

50 Y Free

1:13.94

B: 39.79 (+34.15s | 46.2%)

25 Y Back

27.65

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.