What's a good long course 50 butterfly time for a 9-year-old boy?

For 9-year-old boys (LCM), USA Swimming motivational times run from a B standard of 52.29 to a AAAA standard of 34.69. Enter a time below to see exactly where it ranks nationally and which cut it's closest to.

National 50 Fly times — 9-year-old boys (LCM)

Median
52.40
50th percentile
Top 10%
40.48
faster than 90%
Top 1%
35.66
elite

A typical (median) 9-year-old boy swims the 50 butterfly around 52.40 (LCM). Cracking the top 10% takes about 40.48, and the fastest 1% go under 35.66. Based on 5,735 swimmers with a recorded time.

How does your swimmer's time rank?

Enter a 50 Fly (LCM) time to see the national percentile for 9 boys and the nearest USA Swimming cut.

50 Fly motivational standards — 10 & Under boys (LCM)

StandardTime
B52.29
BB46.39
A40.59
AA38.59
AAA36.59
AAAA34.69

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

Frequently asked questions

What's a good 50 butterfly time for a 9-year-old boy?

A typical (median) 9-year-old boy swims the 50 butterfly around 52.40 (LCM). A good time is faster than that — cracking the top 10% takes about 40.48. For reference, the USA Swimming B motivational standard is 52.29 and AAAA is 34.69. Based on 5,735 swimmers with a recorded time.

What's a fast 50 butterfly time for a 9-year-old boy?

The fastest 1% of 9-year-old boys go under 35.66 in the 50 butterfly (LCM) — around the AAAA motivational standard of 34.69. The top 10% are under 40.48.

What's the average 50 butterfly time for a 9-year-old boy?

The median 9-year-old boy swims about 52.40 in the 50 butterfly (LCM), based on 5,735 swimmers with a recorded time.

What are the USA Swimming motivational standards for the 9-and-under 50 Fly?

For 10 & Under boys (LCM), the 50 Fly motivational cuts are B 52.29, BB 46.39, A 40.59, AA 38.59, AAA 36.59, AAAA 34.69.

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See the full 10 & Under boys standards →
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