LengthFeet to Millimeters

Feet to Millimeters

Snapshot

1 Foot equals 304.8 Millimeters. Conversion Encyclopedia uses the same fixed conversion basis across the calculator, common values, and reverse page for this page.

Reference basis: This conversion uses exact modern length definitions anchored to meters.
Example: For 0.1 Feet, the result equals 30.48 Millimeters.
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

304.8 Millimeters

Switch

Machine access

Available to apps and AI agents

Feet to Millimeters 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: length
Source unit: foot
Target unit: millimeter

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": "length",
  "value": 1,
  "from": "foot",
  "to": "millimeter"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "length",
    "value": 1,
    "from": "foot",
    "to": "millimeter",
    "result": {
      "raw": 304.80000000000007,
      "display": "304.8"
    },
    "canonicalPath": "/length/feet-to-millimeters/"
  }
}

Full API documentation

Explanation

Use this page when you want a direct Feet to Millimeters conversion. On this page, 1 Foot equals 304.8 Millimeters.

This route uses exact modern length definitions, so the direct answer, calculator, table, and FAQ stay aligned for Feet to Millimeters.

Feet (ft): an imperial length unit fixed at exactly 0.3048 meters, common in construction, height reporting, and land measurement.

Millimeters (mm): a metric length unit equal to one thousandth of a meter, used for small tolerances, fabrication, and technical drawings.

This route is useful when translating length values across metric, imperial, and nautical conventions so drawings, travel distances, and engineering references stay comparable.

This conversion is purely multiplicative because both units reduce through meters using fixed length definitions with no offset.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Foot = 304.8 Millimeters (using exact modern length definitions anchored to meters).
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Feet	Millimeters
0.1	30.48
0.25	76.2
0.5	152.4
1	304.8
2	609.6
5	1,524
10	3,048
25	7,620
50	15,240
100	30,480

Questions & answers

Frequently Asked Questions

What is 1 foot in millimeters?

1 Foot equals 304.8 Millimeters on this page.

What reference model does this Feet to Millimeters page use?

This route uses exact modern length definitions anchored to meters, so the direct answer, calculator, table, and FAQ stay aligned.

Is there a reverse Millimeters to Feet page?

Yes. Use the mirror Millimeters to Feet page to convert in the opposite direction with the same fixed length definitions.