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Swim Time Converter
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Swim Pace Calculator

Work out your swimming pace per 25, 50, 100, 200 or 400 — in yards or meters. Enter a total time and distance, and get target paces for your next set.

Pace per

Enter a distance and time, then press calculate to see your pace.

How to Use the Pace Calculator

  1. 1

    Enter the total distance of your swim, and pick whether it is in yards or meters.

  2. 2

    Enter the total time for that distance, like 6:05.00.

  3. 3

    Choose the pace interval — the per-100 is the standard, but you can use 200 or 400 for send-off planning and 25 for sprint sets.

  4. 4

    Press Calculate Pace and read your target pace per interval. Use it to build even-paced sets or check a race performance.

Common Pace Targets

Pace is how long it takes to cover one interval, normally 100 in meters or 100 yards. Coaches set sets around send-offs — for example a set of 10 × 100 on 1:30 holding 1:15 means you leave every 90 seconds and swim each 100 in 75.

  • 400 m in 4:00 → 60 s per 100
  • 500 yd in 5:30 → 66 s per 100
  • 1500 m in 16:00 → 64 s per 100
  • 200 m in 2:00 → 60 s per 100

Use the pace calculator above to build these for your own times, then pair it with the Split Calculator to see the cumulative clock times.

Why Use the Swim Pace Calculator?

Every swimmer eventually asks the same questions: "What is a good pace per 100?", "How do I calculate my swimming pace?", or "How fast should a 500 yard swim be?". A swim pace calculator converts whatever you can measure — a total time over a total distance — into the pace coaches actually write on the whiteboard: seconds per 100.

This calculator works in the two units swimmers actually train in. Choose metersand you get pace per 100 m; choose yards and you get pace per 100 yd, the standard for U.S. high school, NCAA and Masters sets. No memorising conversion charts — the numbers are correct in whichever pool you swim.

From race time to repeatable training pace

The fastest way to improve a swim time is to practice the exact pace that produces it. Type in a goal — say a 5:00 500 or a 16:00 1500 — and read the per-100 pace you need to hold. That single number becomes the repeat pace for your sets and the send-off target for the Interval Calculator.

You can also check a performance you have already swum: log your best 400 or 1000 and see the average pace your body actually held. That honest number is usually a better training guide than a guessed "goal" pace.

Answering the "what is a good swimming pace" question

There is no single good pace — it depends on stroke, distance and level. But the pace per 100 swimming benchmarks in the table above give you an instant frame of reference, and the tools below it let you build your own chart for any event. Compare yourself against a 1500 m pace of 1:05–1:15 or a 500 yd pace of 1:05–1:15 and you know quickly where you stand.

A free swimming pace planning tool in your pocket

No accounts, no ads and no tap-tapping through tables. Enter a time, tap Calculate, and the swim pace chart updates instantly for 25, 50, 100, 200 and 400. Then hand your paces to the Split Calculator for race timing and the Speed & Race Projection tool to see your m/s and km/h — one goal time, a whole session planned.

Pace Calculator FAQ

How do you calculate a swim pace?
Divide your total time (in seconds) by the total distance to get seconds per unit, then multiply by the pace interval you care about. For example, 6:05 over 500 m is 365 s ÷ 500 m × 100 = 73 s per 100 m.
What is a good 100-meter pace?
It depends entirely on the event and your level — a 400/500 swimmer targeting average splits might hold 1:10–1:20 per 100, while a distance swimmer aiming for a 1500 could pace at 1:05–1:15. Use this calculator to break your actual target time into even splits instead of guessing.
Should I even-split my race?
Most of the world’s best distance swimmers swim nearly even splits. Very fast swimmers are often slightly positive (a touch slower at the end); very few can run negative splits in a swim race. Aim even, then adjust toward what your own races show.
What pace should I hold for a 500-yard or 1500-meter swim?
Break your target time into even per-100 paces: a 5:00 500-yard swim is 60 seconds per 100 yd, and a 15:00 1500-meter swim is 60 seconds per 100 m. Enter any goal time and distance here and the swim pace calculator returns the exact pace per 100, 200, 400 or 25 for you.
How do I turn a swimming pace into a speed?
A pace per 100 in seconds and a speed in m/s or km/h describe the same effort. Use the Speed & Race Projection calculator to convert your pace into meters per second, kilometres per hour and miles per hour, and to project it across race distances.

More Swimming Tools

Calculators

Course Converters

New here? Start with the Pace Calculator for any race, or read the course conversion guide before comparing times across pools.