What's a good long course 50 butterfly time for a 12-year-old boy?

For 12-year-old boys (LCM), USA Swimming motivational times run from a B standard of 41.99 to a AAAA standard of 30.29. Enter a time below to see exactly where it ranks nationally and which cut it's closest to.

National 50 Fly times — 12-year-old boys (LCM)

Average
38.82
50th percentile
Top 10%
32.48
faster than 90%
Top 1%
29.65
elite

The average (median) 12-year-old boy swims the 50 butterfly around 38.82 (LCM). Cracking the top 10% takes about 32.48, and the fastest 1% go under 29.65. Based on 12,632 swimmers with a recorded time.

How does your swimmer's time rank?

Enter a 50 Fly (LCM) time to see the national percentile for 12 boys and the nearest USA Swimming cut.

50 Fly motivational standards — 11-12 boys (LCM)

StandardTime
B41.99
BB38.69
A35.29
AA33.59
AAA31.99
AAAA30.29

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 12-year-old boy?

A typical (median) 12-year-old boy swims the 50 butterfly around 38.82 (LCM). A good time is faster than that — cracking the top 10% takes about 32.48. For reference, the USA Swimming B motivational standard is 41.99 and AAAA is 30.29. Based on 12,632 swimmers with a recorded time.

What's a fast 50 butterfly time for a 12-year-old boy?

The fastest 1% of 12-year-old boys go under 29.65 in the 50 butterfly (LCM) — around the AAAA motivational standard of 30.29. The top 10% are under 32.48.

What's the average 50 butterfly time for a 12-year-old boy?

The median 12-year-old boy swims about 38.82 in the 50 butterfly (LCM), based on 12,632 swimmers with a recorded time.

What are the USA Swimming motivational standards for the 12-and-up 50 Fly?

For 11-12 boys (LCM), the 50 Fly motivational cuts are B 41.99, BB 38.69, A 35.29, AA 33.59, AAA 31.99, AAAA 30.29.

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See the full 11-12 boys standards →
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