Isabella Underwood

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

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Montrose Marlins Swim Club

Colorado Swimming

Western Zone

USA

Free 50 Y

34.70

12

05/03/2026

B: 33.99 (+0.71s | 2.0%)

5

362

1,000+

Free 100 Y

1:13.91

Analysis

12

05/16/2026

B

BB: 1:09.39 (+4.52s | 6.1%)

3

255

1,000+

50 Free

35.46

100 Free

38.45

1:13.91

100 Free

1:13.91

Free 200 Y

2:52.78

Analysis

12

01/24/2026

B: 2:42.59 (+10.19s | 5.9%)

4

275

1,000+

50 Free

38.80

100 Free

43.15

1:21.95

100 Free

1:21.95

150 Free

46.52

2:08.47

200 Free

44.31

2:52.78

100 Free

1:30.83

Back 50 Y

43.01

12

01/24/2026

B: 38.79 (+4.22s | 9.8%)

5

463

1,000+

Back 100 Y

1:37.86

Analysis

12

01/24/2026

B: 1:26.59 (+11.27s | 11.5%)

6

439

1,000+

50 Back

48.22

100 Back

49.64

1:37.86

100 Back

1:37.86

Breast 50 Y

45.76

12

05/03/2026

B: 43.99 (+1.77s | 3.9%)

4

324

1,000+

Breast 100 Y

1:37.30

Analysis

12

05/16/2026

B: 1:36.49 (+0.81s | 0.8%)

4

242

1,000+

50 Breast

45.21

100 Breast

52.09

1:37.30

100 Breast

1:37.30

Fly 50 Y

47.91

12

01/24/2026

B: 36.89 (+11.02s | 23.0%)

5

509

1,000+

IM 100 Y

1:33.22

Analysis

12

05/03/2026

B: 1:25.19 (+8.03s | 8.6%)

5

430

1,000+

50 IM

47.28

100 IM

45.94

1:33.22

100 IM

1:33.22

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Montrose Marlins Swim Club	Colorado Swimming	Western Zone	USA

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	34.70	24.89 (+9.81s \| 28.3%)	23.89 (+10.81s \| 31.2%)	23.89 (+10.81s \| 31.2%)	23.29 (+11.41s \| 32.9%)	22.59 (+12.11s \| 34.9%)	22.79 (+11.91s \| 34.3%)	28.49 (+6.21s \| 17.9%)
Free 100 Y	1:13.91	53.99 (+19.92s \| 27.0%)	51.89 (+22.02s \| 29.8%)	51.89 (+22.02s \| 29.8%)	50.39 (+23.52s \| 31.8%)	49.29 (+24.62s \| 33.3%)	49.69 (+24.22s \| 32.8%)	1:00.49 (+13.42s \| 18.2%)
Free 200 Y	2:52.78	1:56.29 (+56.49s \| 32.7%)	1:52.89 (+59.89s \| 34.7%)	1:52.29 (+60.49s \| 35.0%)	1:49.09 (+63.69s \| 36.9%)	1:46.69 (+66.09s \| 38.3%)	1:47.39 (+65.39s \| 37.8%)	2:12.39 (+40.39s \| 23.4%)
Back 50 Y	43.01	N/A	N/A	N/A	N/A	N/A	N/A	32.19 (+10.82s \| 25.2%)
Back 100 Y	1:37.86	59.49 (+38.37s \| 39.2%)	57.09 (+40.77s \| 41.7%)	57.09 (+40.77s \| 41.7%)	55.09 (+42.77s \| 43.7%)	53.89 (+43.97s \| 44.9%)	54.49 (+43.37s \| 44.3%)	1:09.29 (+28.57s \| 29.2%)
Breast 50 Y	45.76	N/A	N/A	N/A	N/A	N/A	N/A	36.19 (+9.57s \| 20.9%)
Breast 100 Y	1:37.30	1:07.59 (+29.71s \| 30.5%)	1:05.49 (+31.81s \| 32.7%)	1:05.49 (+31.81s \| 32.7%)	1:03.09 (+34.21s \| 35.2%)	1:01.79 (+35.51s \| 36.5%)	1:02.79 (+34.51s \| 35.5%)	1:18.19 (+19.11s \| 19.6%)
Fly 50 Y	47.91	N/A	N/A	N/A	N/A	N/A	N/A	30.89 (+17.02s \| 35.5%)
IM 100 Y	1:33.22	N/A	N/A	N/A	N/A	N/A	N/A	1:10.09 (+23.13s \| 24.8%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional

Progression

See how Isabella Underwood is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Isabella'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 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

2026 CO Sopris FAST Challenge

05/16/2026

Glenwood Springs

100 Y Free

1:13.91

-4.02s (New PB)

B

BB: 1:09.39 (+4.52s | 6.1%)

12

5

50 Free

35.46

100 Free

38.45

1:13.91

100 Free

1:13.91

100 Y Breast

1:37.30

-3.10s (New PB)

B: 1:36.49 (+0.81s | 0.8%)

12

4

6

1

50 Breast

45.21

100 Breast

52.09

1:37.30

100 Breast

1:37.30

50 Y Back

44.47

+1.46s

B: 38.79 (+5.68s | 12.8%)

12

2026 CO Montrose Mini Sprint Meet

05/03/2026

Montrose

50 Y Breast

45.76

B: 43.99 (+1.77s | 3.9%)

12

5

1

100 Y IM

1:33.22

B: 1:25.19 (+8.03s | 8.6%)

12

3

4

5

50 IM

47.28

100 IM

45.94

1:33.22

100 IM

1:33.22

50 Y Free

34.70

-0.53s (New PB)

B: 33.99 (+0.71s | 2.0%)

12

6

5

7

50 Y Back

43.40

+0.39s

B: 38.79 (+4.61s | 10.6%)

12

5

6

5

2026 CO Montrose Marlins Polar Plunge

01/24/2026

Montrose

100 Y Breast

1:40.40

-4.62s (New PB)

B: 1:36.49 (+3.91s | 3.9%)

12

3

8

6

50 Breast

47.81

100 Breast

52.59

1:40.40

100 Breast

1:40.40

200 Y Free

2:52.78

-2.90s (New PB)

B: 2:42.59 (+10.19s | 5.9%)

12

2

4

7

50 Free

38.80

100 Free

43.15

1:21.95

100 Free

1:21.95

150 Free

46.52

2:08.47

200 Free

44.31

2:52.78

100 Free

1:30.83

50 Y Back

43.01

B: 38.79 (+4.22s | 9.8%)

12

3

1

9

100 Y Back

1:37.86

-4.74s (New PB)

B: 1:26.59 (+11.27s | 11.5%)

12

2

9

50 Back

48.22

100 Back

49.64

1:37.86

100 Back

1:37.86

100 Y Free

1:19.30

+1.37s

B: 1:14.69 (+4.61s | 5.8%)

12

3

6

50 Free

38.16

100 Free

41.14

1:19.30

100 Free

1:19.30

50 Y Free

35.23

-0.49s (New PB)

B: 33.99 (+1.24s | 3.5%)

12

3

4

6

50 Y Fly

47.91

B: 36.89 (+11.02s | 23.0%)

12

2

6

2026 CO MAValanche Invitational

01/16/2026

Grand Junction

200 Y Free

2:55.68

B: 2:42.59 (+13.09s | 7.5%)

12

2

7

3

50 Free

40.76

100 Free

44.78

1:25.54

100 Free

1:25.54

200 Free

1:30.14

2:55.68

100 Free

1:30.14

100 Y Breast

1:45.02

B: 1:36.49 (+8.53s | 8.1%)

12

3

7

3

50 Breast

51.95

100 Breast

53.07

1:45.02

100 Breast

1:45.02

100 Y Free

1:17.93

B: 1:14.69 (+3.24s | 4.2%)

12

5

6

50 Y Free

35.72

B: 33.99 (+1.73s | 4.8%)

12

5

4

100 Y Back

1:42.60

B: 1:26.59 (+16.01s | 15.6%)

12

3

9

6

50 Back

51.31

100 Back

51.29

1:42.60

100 Back

1:42.60