What's a good long course 50 butterfly time for a 13-year-old boy?

For 13-year-old boys (LCM), USA Swimming motivational times run from a B standard of 37.29 to a AAAA standard of 27.99. Enter a time below to see exactly where it ranks nationally and which cut it's closest to.

National 50 Fly times — 13-year-old boys (LCM)

Average
35.68
50th percentile
Top 10%
30.53
faster than 90%
Top 1%
28.09
elite

The average (median) 13-year-old boy swims the 50 butterfly around 35.68 (LCM). Cracking the top 10% takes about 30.53, and the fastest 1% go under 28.09. Based on 7,241 swimmers with a recorded time.

How does your swimmer's time rank?

Enter a 50 Fly (LCM) time to see the national percentile for 13 boys and the nearest USA Swimming cut.

50 Fly motivational standards — 13-14 boys (LCM)

StandardTime
B37.29
BB34.59
A31.89
AA30.59
AAA29.29
AAAA27.99

USA Swimming National Age Group Motivational Times. A time faster than a level's cut counts as that standard achieved.

Average 50 Fly time by age — boys (LCM)

AgeAverageTop 10%
8-year-old boys59.0645.24
9-year-old boys52.3240.37
10-year-old boys46.9837.35
11-year-old boys43.1435.07
12-year-old boys38.8232.48
13-year-old boys35.6830.53
14-year-old boys32.7828.84
15-year-old boys31.0327.85
16-year-old boys29.7427.08
17-year-old boys28.8126.43
18-year-old boys27.8425.78

Average = the median recorded 50 Fly time (LCM) for that age. Top 10% = faster than 90% of boys the same age.

Frequently asked questions

What's a good 50 butterfly time for a 13-year-old boy?

A typical (median) 13-year-old boy swims the 50 butterfly around 35.68 (LCM). A good time is faster than that — cracking the top 10% takes about 30.53. For reference, the USA Swimming B motivational standard is 37.29 and AAAA is 27.99. Based on 7,241 swimmers with a recorded time.

What's a fast 50 butterfly time for a 13-year-old boy?

The fastest 1% of 13-year-old boys go under 28.09 in the 50 butterfly (LCM) — around the AAAA motivational standard of 27.99. The top 10% are under 30.53.

What's the average 50 butterfly time for a 13-year-old boy?

The median 13-year-old boy swims about 35.68 in the 50 butterfly (LCM), based on 7,241 swimmers with a recorded time.

What are the USA Swimming motivational standards for the 13-and-up 50 Fly?

For 13-14 boys (LCM), the 50 Fly motivational cuts are B 37.29, BB 34.59, A 31.89, AA 30.59, AAA 29.29, AAAA 27.99.

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