What's a good long course 50 butterfly time for a 10-year-old girl?

For 10-year-old girls (LCM), USA Swimming motivational times run from a B standard of 54.49 to a AAAA standard of 35.19. Enter a time below to see exactly where it ranks nationally and which cut it's closest to.

National 50 Fly times — 10-year-old girls (LCM)

Average
48.22
50th percentile
Top 10%
38.36
faster than 90%
Top 1%
34.30
elite

The average (median) 10-year-old girl swims the 50 butterfly around 48.22 (LCM). Cracking the top 10% takes about 38.36, and the fastest 1% go under 34.30. Based on 12,594 swimmers with a recorded time.

How does your swimmer's time rank?

Enter a 50 Fly (LCM) time to see the national percentile for 10 girls and the nearest USA Swimming cut.

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

StandardTime
B54.49
BB48.09
A41.59
AA39.49
AAA37.29
AAAA35.19

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 — girls (LCM)

AgeAverageTop 10%
8-year-old girls59.7946.94
9-year-old girls54.3442.46
10-year-old girls48.2238.36
11-year-old girls43.6635.80
12-year-old girls39.4633.65
13-year-old girls37.1432.42
14-year-old girls35.6031.36
15-year-old girls34.4030.67
16-year-old girls33.5129.99
17-year-old girls32.6029.44
18-year-old girls31.4628.79

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

Frequently asked questions

What's a good 50 butterfly time for a 10-year-old girl?

A typical (median) 10-year-old girl swims the 50 butterfly around 48.22 (LCM). A good time is faster than that — cracking the top 10% takes about 38.36. For reference, the USA Swimming B motivational standard is 54.49 and AAAA is 35.19. Based on 12,594 swimmers with a recorded time.

What's a fast 50 butterfly time for a 10-year-old girl?

The fastest 1% of 10-year-old girls go under 34.30 in the 50 butterfly (LCM) — around the AAAA motivational standard of 35.19. The top 10% are under 38.36.

What's the average 50 butterfly time for a 10-year-old girl?

The median 10-year-old girl swims about 48.22 in the 50 butterfly (LCM), based on 12,594 swimmers with a recorded time.

What are the USA Swimming motivational standards for the 10-and-under 50 Fly?

For 10 & Under girls (LCM), the 50 Fly motivational cuts are B 54.49, BB 48.09, A 41.59, AA 39.49, AAA 37.29, AAAA 35.19.

Other events: 50 Free100 Free200 Free500 Free50 Back100 Back
Same event in short course yards: 50 Fly for 10-year-old girls →
See the full 10 & Under girls standards →
Get the full experience in the app
See where 10-year-old girls rank, then track your swimmer's 50 Fly automatically — every drop and cut on your phone, in the app.
Download on the App Store