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Isabella Zarkos

Age: 17 years old
Age Category: 17-18
Team: Sandpipers of Nevada | Southern California Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Sandpipers of Nevada Southern California Swimming Western Zone USA
Free 50 Y 27.49 17 12/08/2022 BB A: 26.89 (+0.60s | 2.2%) 11 301 1,000+ 1,000+
Free 100 Y 55.83 Analysis 17 11/08/2024 AA AAA: 53.49 (+2.34s | 4.2%) 7 154 717 1,000+
50 Free
26.80
26.80
100 Free
29.03
55.83
100 Free
55.83
Free 200 Y 1:56.22 Analysis 17 12/10/2025 AA AAA: 1:55.69 (+0.53s | 0.5%) 6 63 270 866
Free 500 Y 4:57.42 Analysis 17 12/10/2025 AAA AAAA: 4:57.39 (+0.03s | 0.0%) 3 16 41 134
Free 1000 Y 10:04.53 Analysis 17 12/10/2025 AAAA 2 17 33 103
Free 1650 Y 16:45.82 Analysis 17 12/10/2025 AAAA 3 7 16 33
50 Free
27.16
27.16
100 Free
29.40
56.56
100 Free
56.56
150 Free
29.70
1:26.26
200 Free
29.96
1:56.22
100 Free
59.66
250 Free
30.09
2:26.31
300 Free
30.01
2:56.32
100 Free
1:00.10
350 Free
30.03
3:26.35
400 Free
30.26
3:56.61
100 Free
1:00.29
450 Free
30.36
4:26.97
500 Free
30.45
4:57.42
100 Free
1:00.81
550 Free
30.67
5:28.09
600 Free
30.73
5:58.82
100 Free
1:01.40
650 Free
30.65
6:29.47
700 Free
30.56
7:00.03
100 Free
1:01.21
750 Free
30.80
7:30.83
800 Free
30.73
8:01.56
100 Free
1:01.53
850 Free
30.62
8:32.18
900 Free
30.69
9:02.88
100 Free
1:01.32
950 Free
30.86
9:33.74
1000 Free
30.79
10:04.53
100 Free
1:01.65
1050 Free
30.73
10:35.26
1100 Free
30.97
11:06.23
100 Free
1:01.70
1150 Free
31.02
11:37.25
1200 Free
30.98
12:08.23
100 Free
1:02.00
1250 Free
31.05
12:39.28
1300 Free
31.06
13:10.34
100 Free
1:02.11
1350 Free
30.91
13:41.25
1400 Free
30.92
14:12.17
100 Free
1:01.83
1450 Free
30.86
14:43.03
1500 Free
30.98
15:14.01
100 Free
1:01.84
1550 Free
30.85
15:44.86
1600 Free
30.79
16:15.65
100 Free
1:01.64
1650 Free
30.17
16:45.82
Back 50 Y 28.87 17 10/31/2025 A AA: 28.39 (+0.48s | 1.7%) 4 67 335 949
Back 100 Y 1:02.60 Analysis 17 01/20/2024 A AA: 1:00.29 (+2.31s | 3.7%) 5 110 553 1,000+
50 Back
30.61
30.61
100 Back
31.99
1:02.60
100 Back
1:02.60
Back 200 Y 2:12.68 Analysis 17 11/08/2024 A AA: 2:10.39 (+2.29s | 1.7%) 5 63 323 1,000+
50 Back
30.86
30.86
100 Back
33.01
1:03.87
100 Back
1:03.87
150 Back
34.42
1:38.29
200 Back
34.39
2:12.68
100 Back
1:08.81
Breast 100 Y 1:19.98 Analysis 17 11/11/2021 B BB: 1:18.79 (+1.19s | 1.5%) 8 209 1,000+ 1,000+
50 Breast
37.49
37.49
100 Breast
42.49
1:19.98
100 Breast
1:19.98
Fly 50 Y 28.44 17 10/31/2025 A AA: 28.29 (+0.15s | 0.5%) 4 72 433 1,000+
Fly 200 Y 2:12.23 Analysis 17 10/31/2025 AA AAA: 2:07.89 (+4.34s | 3.3%) 5 45 195 620
IM 200 Y 2:11.53 Analysis 17 10/31/2025 AA AAA: 2:08.49 (+3.04s | 2.3%) 3 54 276 820
50 Fly
28.99
28.99
100 Back
33.01
1:02.00
100 IM
1:02.00
150 Breast
39.76
1:41.77
200 Free
29.76
2:11.53
100 IM
1:09.52
IM 400 Y 4:37.47 Analysis 17 10/31/2025 AA AAA: 4:35.49 (+1.98s | 0.7%) 8 41 178 520
50 Fly
28.43
28.43
100 Fly
33.50
1:01.93
100 Fly
1:01.93
150 Back
35.55
1:37.48
200 Back
34.86
2:12.34
100 Back
1:10.41
250 Breast
41.46
2:53.80
300 Breast
41.63
3:35.43
100 Breast
1:23.09
350 Free
31.55
4:06.98
400 Free
30.49
4:37.47
100 Free
1:02.04

Long course distance

Event Time Age Date Standard Next Standard Sandpipers of Nevada Southern California Swimming Western Zone USA
Free 200 M 2:26.86 Analysis 17 06/16/2022 BB A: 2:23.69 (+3.17s | 2.2%) 13 211 865 1,000+
Free 400 M 4:29.91 Analysis 17 05/22/2026 AAA AAAA: 4:25.09 (+4.82s | 1.8%) 4 16 41 120
Free 1500 M 17:16.76 Analysis 17 06/18/2026 AAAA 1 3 6 15
50 Free
30.78
30.78
100 Free
33.58
1:04.36
100 Free
1:04.36
150 Free
33.93
1:38.29
200 Free
34.43
2:12.72
100 Free
1:08.36
250 Free
34.31
2:47.03
300 Free
34.51
3:21.54
100 Free
1:08.82
350 Free
34.34
3:55.88
400 Free
34.67
4:30.55
100 Free
1:09.01
450 Free
34.51
5:05.06
500 Free
34.76
5:39.82
100 Free
1:09.27
550 Free
34.43
6:14.25
600 Free
34.56
6:48.81
100 Free
1:08.99
650 Free
34.66
7:23.47
700 Free
34.97
7:58.44
100 Free
1:09.63
750 Free
34.54
8:32.98
800 Free
34.71
9:07.69
100 Free
1:09.25
850 Free
34.71
9:42.40
900 Free
34.82
10:17.22
100 Free
1:09.53
950 Free
35.01
10:52.23
1000 Free
34.80
11:27.03
100 Free
1:09.81
1050 Free
34.94
12:01.97
1100 Free
35.24
12:37.21
100 Free
1:10.18
1150 Free
34.92
13:12.13
1200 Free
35.11
13:47.24
100 Free
1:10.03
1250 Free
35.11
14:22.35
1300 Free
35.32
14:57.67
100 Free
1:10.43
1350 Free
35.10
15:32.77
1400 Free
34.87
16:07.64
100 Free
1:09.97
1450 Free
34.84
16:42.48
1500 Free
34.28
17:16.76
100 Free
1:09.12
Back 50 M 34.91 17 06/16/2022 A AA: 33.69 (+1.22s | 3.5%) 4 96 437 1,000+
Back 100 M 1:12.99 Analysis 17 07/21/2022 A AA: 1:10.59 (+2.40s | 3.3%) 7 106 431 1,000+
50 Back
35.30
35.30
100 Back
37.69
1:12.99
100 Back
1:12.99
Back 200 M 2:36.01 Analysis 17 01/17/2025 A AA: 2:32.59 (+3.42s | 2.2%) 7 76 297 874
50 Back
36.72
36.72
100 Back
39.20
1:15.92
100 Back
1:15.92
150 Back
40.52
1:56.44
200 Back
39.57
2:36.01
100 Back
1:20.09
Fly 100 M 1:15.41 Analysis 17 06/16/2023 BB A: 1:11.69 (+3.72s | 4.9%) 11 185 755 1,000+
50 Fly
35.25
35.25
100 Fly
40.16
1:15.41
100 Fly
1:15.41
IM 200 M 2:29.67 Analysis 17 05/22/2026 AA AAA: 2:28.79 (+0.88s | 0.6%) 4 45 165 433
50 Fly
32.11
32.11
100 Back
38.45
1:10.56
100 IM
1:10.56
150 Breast
46.37
1:56.93
200 Free
32.74
2:29.67
100 IM
1:19.11
IM 400 M 5:15.80 Analysis 17 06/18/2026 AA AAA: 5:14.49 (+1.31s | 0.4%) 3 32 119 288
50 Fly
32.39
32.39
100 Fly
37.30
1:09.69
100 Fly
1:09.69
150 Back
41.23
1:50.92
200 Back
40.72
2:31.64
100 Back
1:21.95
250 Breast
47.61
3:19.25
300 Breast
47.50
4:06.75
100 Breast
1:35.11
350 Free
34.98
4:41.73
400 Free
34.07
5:15.80
100 Free
1:09.05

Above are the fastest times that Isabella Zarkos 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.

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.