SpeedMiles per Hour to Feet per Second

Miles per Hour to Feet per Second

Snapshot

1 Mile per Hour equals 1.466667 Feet per Second. Conversion Encyclopedia uses the same fixed conversion basis across the calculator, common values, and reverse page for this page.

Reference basis: This conversion uses fixed meters-per-second-based speed definitions.
Example: For 0.5 Miles per Hour, the result equals 0.733333 Feet per Second.
Use the reverse page if you need the opposite direction with the same basis.

Use the interactive calculator below for custom values and the common-value table for quick checks.

Interactive conversion

Converter Calculator

1.466667 Feet per Second (ft/s)

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Machine access

Available to apps and AI agents

Miles per Hour to Feet per Second can be requested through Conversion Encyclopedia's structured interfaces by software and compatible AI agents. The identifiers below select the same calculation as the calculator.

Machine-readable identifiers

Conversion family: speed
Source unit: mile_per_hour
Target unit: foot_per_second

The JSON API and OpenAPI specification use the identifiers to reach the conversion engine. WebMCP lets compatible AI agents request the same calculation.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "speed",
  "value": 1,
  "from": "mile_per_hour",
  "to": "foot_per_second"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "speed",
    "value": 1,
    "from": "mile_per_hour",
    "to": "foot_per_second",
    "result": {
      "raw": 1.4666666666666666,
      "display": "1.466667"
    },
    "canonicalPath": "/speed/miles-per-hour-to-feet-per-second/"
  }
}

Full API documentation

Explanation

Use this page when you want a direct miles per hour to feet per second conversion. Here, 1 mile per hour equals 1.466667 feet per second.

Both units use fixed imperial distance and time definitions, so the conversion moves through meters per second and preserves one deterministic factor. This route is useful when translating imperial speed values between miles per hour and feet per second for transport, motion analysis, and technical calculations.

This conversion is purely multiplicative because both units reduce through meters per second using fixed distance and time definitions with no offset.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Mile per Hour = 1.466667 Feet per Second (using fixed meters-per-second-based speed definitions).
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Miles per Hour (mph)	Feet per Second (ft/s)
0.5	0.733333
1	1.466667
2	2.933333
5	7.333333
10	14.666667
20	29.333333
30	44
60	88
100	146.666667
120	176

Questions & answers

Frequently Asked Questions

What is 1 mile per hour in feet per second?

1 Mile per Hour equals 1.466667 Feet per Second on this page.

What conversion factor does this Miles per Hour to Feet per Second page use?

This route uses one fixed speed factor derived from exact distance and time definitions, so the direct answer, calculator, and common values table stay aligned.

Can I use decimal values for miles per hour?

Yes. Decimal inputs use the same fixed factor, and the mirror Feet per Second to Miles per Hour page keeps the reverse direction aligned.