Julia Mack

Age: 16 years old
Age Category: 15-16
Team: The 4M Swim Club 4msc | Maryland Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

The 4M Swim Club 4msc

Maryland Swimming

Eastern Zone

USA

Free 50 Y

31.02

16

05/22/2026

B

BB: 29.49 (+1.53s | 4.9%)

1

259

1,000+

Free 100 Y

1:11.84

Analysis

16

05/22/2026

B: 1:08.79 (+3.05s | 4.2%)

1

281

1,000+

50 Free

34.73

100 Free

37.11

1:11.84

100 Free

1:11.84

Free 200 Y

2:46.16

Analysis

16

05/22/2026

B: 2:28.99 (+17.17s | 10.3%)

1

235

1,000+

50 Free

37.62

100 Free

42.92

1:20.54

100 Free

1:20.54

150 Free

43.94

2:04.48

200 Free

41.68

2:46.16

100 Free

1:25.62

Back 50 Y

40.29

16

05/22/2026

2

238

1,000+

Back 100 Y

1:31.94

Analysis

16

12/21/2025

B: 1:14.69 (+17.25s | 18.8%)

2

257

1,000+

Back 200 Y

3:20.56

Analysis

16

05/22/2026

B: 2:42.19 (+38.37s | 19.1%)

2

182

1,000+

100 Back

1:35.81

100 Back

1:35.81

150 Back

53.71

2:29.52

200 Back

51.04

3:20.56

100 Back

1:44.75

Fly 50 Y

33.39

16

05/22/2026

1

198

1,000+

Fly 100 Y

1:17.72

Analysis

16

05/22/2026

B: 1:14.39 (+3.33s | 4.3%)

1

177

1,000+

50 Fly

35.29

100 Fly

42.43

1:17.72

100 Fly

1:17.72

IM 200 Y

3:12.14

Analysis

16

05/22/2026

B: 2:46.19 (+25.95s | 13.5%)

1

232

1,000+

100 Back

1:26.84

100 IM

1:26.84

150 Breast

1:00.67

2:27.51

200 Free

44.63

3:12.14

100 IM

1:45.30

Long course distance

Event

Time

Age

Date

Standard

Next Standard

The 4M Swim Club 4msc

Maryland Swimming

Eastern Zone

USA

Free 100 M

1:30.58

Analysis

16

06/13/2026

B: 1:18.39 (+12.19s | 13.5%)

2

95

1,000+

Back 50 M

50.30

16

06/13/2026

2

87

714

1,000+

IM 200 M

3:41.81

Analysis

16

06/13/2026

B: 3:11.19 (+30.62s | 13.8%)

1

70

823

1,000+

50 Fly

41.47

100 Back

1:00.73

1:42.20

100 IM

1:42.20

150 Breast

1:11.16

2:53.36

200 Free

48.45

3:41.81

100 IM

1:59.61

Above are the fastest times that Julia Mack has achieved in her swimming career. For each event, you can find Julia's best time, the corresponding time standard, as well as how much faster Julia needs to be to reach the next level. The last columns provide Julia rankings at the team and LSC levels. These rankings are based on the Julia'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
Free 50 Y	31.02	24.89 (+6.13s \| 19.8%)	23.89 (+7.13s \| 23.0%)	23.89 (+7.13s \| 23.0%)	23.29 (+7.73s \| 24.9%)	22.59 (+8.43s \| 27.2%)	22.79 (+8.23s \| 26.5%)
Free 100 Y	1:11.84	53.99 (+17.85s \| 24.8%)	51.89 (+19.95s \| 27.8%)	51.89 (+19.95s \| 27.8%)	50.39 (+21.45s \| 29.9%)	49.29 (+22.55s \| 31.4%)	49.69 (+22.15s \| 30.8%)
Free 200 Y	2:46.16	1:56.29 (+49.87s \| 30.0%)	1:52.89 (+53.27s \| 32.1%)	1:52.29 (+53.87s \| 32.4%)	1:49.09 (+57.07s \| 34.3%)	1:46.69 (+59.47s \| 35.8%)	1:47.39 (+58.77s \| 35.4%)
Back 50 Y	40.29	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:31.94	59.49 (+32.45s \| 35.3%)	57.09 (+34.85s \| 37.9%)	57.09 (+34.85s \| 37.9%)	55.09 (+36.85s \| 40.1%)	53.89 (+38.05s \| 41.4%)	54.49 (+37.45s \| 40.7%)
Back 200 Y	3:20.56	2:08.59 (+71.97s \| 35.9%)	2:04.19 (+76.37s \| 38.1%)	2:04.19 (+76.37s \| 38.1%)	1:59.39 (+81.17s \| 40.5%)	1:56.59 (+83.97s \| 41.9%)	1:57.69 (+82.87s \| 41.3%)
Fly 50 Y	33.39	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	1:17.72	59.19 (+18.53s \| 23.8%)	56.59 (+21.13s \| 27.2%)	56.59 (+21.13s \| 27.2%)	54.69 (+23.03s \| 29.6%)	53.49 (+24.23s \| 31.2%)	53.99 (+23.73s \| 30.5%)
IM 200 Y	3:12.14	2:10.49 (+61.65s \| 32.1%)	2:06.39 (+65.75s \| 34.2%)	2:06.39 (+65.75s \| 34.2%)	2:02.19 (+69.95s \| 36.4%)	1:59.49 (+72.65s \| 37.8%)	2:00.59 (+71.55s \| 37.2%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 100 M	1:30.58	1:01.89 (+28.69s \| 31.7%)	59.29 (+31.29s \| 34.5%)	59.29 (+31.29s \| 34.5%)	58.19 (+32.39s \| 35.8%)	56.99 (+33.59s \| 37.1%)	57.59 (+32.99s \| 36.4%)
Back 50 M	50.30	N/A	N/A	N/A	N/A	N/A	N/A
IM 200 M	3:41.81	2:31.09 (+70.72s \| 31.9%)	2:26.19 (+75.62s \| 34.1%)	2:26.19 (+75.62s \| 34.1%)	2:22.09 (+79.72s \| 35.9%)	2:19.49 (+82.32s \| 37.1%)	2:20.99 (+80.82s \| 36.4%)

Progression

See how Julia Mack is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Julia'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 Julia Mack has participated in and her achievement. The last event displayed is the most recent. For each event, you can find the Julia's time, the progress against Julia's best time, the corresponding time standard, as well as how much faster Julia needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 CAC Schools Out For Summer LCM Swim Meet

06/13/2026

St Mary's City

100 M Free

1:30.58

B: 1:18.39 (+12.19s | 13.5%)

16

2

1

8

200 M IM

3:41.81

B: 3:11.19 (+30.62s | 13.8%)

16

3

1

3

50 Fly

41.47

100 Back

1:00.73

1:42.20

100 IM

1:42.20

150 Breast

1:11.16

2:53.36

200 Free

48.45

3:41.81

100 IM

1:59.61

50 M Back

50.30

16

2

4

1

2026 ISCA National Diversity Swim Champ

05/22/2026

Hampton

50 Y Back

40.29

16

1

4

9

50 Y Free

31.02

B

BB: 29.49 (+1.53s | 4.9%)

16

1

7

4

100 Y Free

1:11.84

-2.23s (New PB)

B: 1:08.79 (+3.05s | 4.2%)

16

1

4

9

50 Free

34.73

100 Free

37.11

1:11.84

100 Free

1:11.84

100 Y Fly

1:17.72

B: 1:14.39 (+3.33s | 4.3%)

16

1

7

6

50 Fly

35.29

100 Fly

42.43

1:17.72

100 Fly

1:17.72

50 Y Fly

33.39

16

1

4

200 Y Free

2:46.16

-12.71s (New PB)

B: 2:28.99 (+17.17s | 10.3%)

16

1

5

50 Free

37.62

100 Free

42.92

1:20.54

100 Free

1:20.54

150 Free

43.94

2:04.48

200 Free

41.68

2:46.16

100 Free

1:25.62

200 Y IM

3:12.14

-3.98s (New PB)

B: 2:46.19 (+25.95s | 13.5%)

16

100 Back

1:26.84

100 IM

1:26.84

150 Breast

1:00.67

2:27.51

200 Free

44.63

3:12.14

100 IM

1:45.30

200 Y Back

3:20.56

B: 2:42.19 (+38.37s | 19.1%)

16

1

5

8

100 Back

1:35.81

100 Back

1:35.81

150 Back

53.71

2:29.52

200 Back

51.04

3:20.56

100 Back

1:44.75

2025 FOX Winter Clean Up Meet

12/21/2025

Sterling

100 Y Back

1:31.94

B: 1:14.69 (+17.25s | 18.8%)

16

6

4

3

100 Y Free

1:14.07

B: 1:08.79 (+5.28s | 7.1%)

16

6

4

5

50 Free

35.71

100 Free

38.36

1:14.07

100 Free

1:14.07

200 Y Free

2:58.87

B: 2:28.99 (+29.88s | 16.7%)

16

2

5

3

100 Free

1:25.11

100 Free

1:25.11

150 Free

48.04

2:13.15

200 Free

45.72

2:58.87

100 Free

1:33.76

2025 CAC 5th Annual Zachary Spain Memorial Me

11/07/2025

Prince Frederick

200 Y IM

3:16.12

B: 2:46.19 (+29.93s | 15.3%)

16

1

6

1

50 Fly

39.47

100 Back

52.43

1:31.90

100 IM

1:31.90

150 Breast

59.38

2:31.28

200 Free

44.84

3:16.12

100 IM

1:44.22

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 Y	31.02	24.89 (+6.13s \| 19.8%)	23.89 (+7.13s \| 23.0%)	23.89 (+7.13s \| 23.0%)	23.29 (+7.73s \| 24.9%)	22.59 (+8.43s \| 27.2%)	22.79 (+8.23s \| 26.5%)
Free 100 Y	1:11.84	53.99 (+17.85s \| 24.8%)	51.89 (+19.95s \| 27.8%)	51.89 (+19.95s \| 27.8%)	50.39 (+21.45s \| 29.9%)	49.29 (+22.55s \| 31.4%)	49.69 (+22.15s \| 30.8%)
Free 200 Y	2:46.16	1:56.29 (+49.87s \| 30.0%)	1:52.89 (+53.27s \| 32.1%)	1:52.29 (+53.87s \| 32.4%)	1:49.09 (+57.07s \| 34.3%)	1:46.69 (+59.47s \| 35.8%)	1:47.39 (+58.77s \| 35.4%)
Back 50 Y	40.29	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:31.94	59.49 (+32.45s \| 35.3%)	57.09 (+34.85s \| 37.9%)	57.09 (+34.85s \| 37.9%)	55.09 (+36.85s \| 40.1%)	53.89 (+38.05s \| 41.4%)	54.49 (+37.45s \| 40.7%)
Back 200 Y	3:20.56	2:08.59 (+71.97s \| 35.9%)	2:04.19 (+76.37s \| 38.1%)	2:04.19 (+76.37s \| 38.1%)	1:59.39 (+81.17s \| 40.5%)	1:56.59 (+83.97s \| 41.9%)	1:57.69 (+82.87s \| 41.3%)
Fly 50 Y	33.39	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	1:17.72	59.19 (+18.53s \| 23.8%)	56.59 (+21.13s \| 27.2%)	56.59 (+21.13s \| 27.2%)	54.69 (+23.03s \| 29.6%)	53.49 (+24.23s \| 31.2%)	53.99 (+23.73s \| 30.5%)
IM 200 Y	3:12.14	2:10.49 (+61.65s \| 32.1%)	2:06.39 (+65.75s \| 34.2%)	2:06.39 (+65.75s \| 34.2%)	2:02.19 (+69.95s \| 36.4%)	1:59.49 (+72.65s \| 37.8%)	2:00.59 (+71.55s \| 37.2%)