How to convert miles per hour to feet per second
ft/s = mph × 1.466666667Multiply the value in miles per hour by 1.466666667. To go the other way, multiply by 0.6818181818 (or divide by 1.466666667).
A mile per hour is larger than a foot per second: one mile per hour contains 1.466666667 feet per second.
Worked examples
- 1 mile per hour1 mph × 1.466666667 = 1.466666667 ft/s
- 5 miles per hour5 mph × 1.466666667 = 7.333333333 ft/s
- 10 miles per hour10 mph × 1.466666667 = 14.66666667 ft/s
- 20 miles per hour20 mph × 1.466666667 = 29.33333333 ft/s
- 100 miles per hour100 mph × 1.466666667 = 146.6666667 ft/s
Miles per hour to feet per second conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Miles per hour (mph) | Feet per second (ft/s) |
|---|---|
| 0.1 mph | 0.14666667 ft/s |
| 0.25 mph | 0.36666667 ft/s |
| 0.5 mph | 0.73333333 ft/s |
| 1 mph | 1.4666667 ft/s |
| 2 mph | 2.9333333 ft/s |
| 3 mph | 4.4 ft/s |
| 4 mph | 5.8666667 ft/s |
| 5 mph | 7.3333333 ft/s |
| 6 mph | 8.8 ft/s |
| 7 mph | 10.266667 ft/s |
| 8 mph | 11.733333 ft/s |
| 9 mph | 13.2 ft/s |
| 10 mph | 14.666667 ft/s |
| Miles per hour (mph) | Feet per second (ft/s) |
|---|---|
| 12 mph | 17.6 ft/s |
| 15 mph | 22 ft/s |
| 20 mph | 29.333333 ft/s |
| 25 mph | 36.666667 ft/s |
| 30 mph | 44 ft/s |
| 40 mph | 58.666667 ft/s |
| 50 mph | 73.333333 ft/s |
| 75 mph | 110 ft/s |
| 100 mph | 146.66667 ft/s |
| 250 mph | 366.66667 ft/s |
| 500 mph | 733.33333 ft/s |
| 1,000 mph | 1,466.6667 ft/s |
About the units
Mile per hour (mph)
Exactly 0.44704 m/s. Used for road speeds in the US and UK; 60 mph is about 96.6 km/h.
Foot per second (ft/s)
Exactly 0.3048 m/s. Used for projectile and fluid velocities in US engineering.
Frequently asked questions
How many feet per second are in one mile per hour?
There are 1.466666667 feet per second in one mile per hour, and this value is exact by definition.
How do I convert miles per hour to feet per second?
Multiply the number of miles per hour by 1.466666667. For example, 10 mph × 1.466666667 = 14.66666667 ft/s.
How many miles per hour are in one foot per second?
One foot per second equals 0.6818181818 miles per hour. That is the reverse factor, 1 ÷ 1.466666667.
What is 10 miles per hour in feet per second?
10 mph = 14.66666667 ft/s.
Is this mph to ft/s converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.