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Feet to Centimeters (ft to cm)
Convert feet to centimeters: 1 ft = 30.48 cm. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.
Formula
1 ft = 30.48 cm
centimeters = feet × 30.48 — reverse: feet = centimeters × 0.03280839895
The factor is derived from the SI definitions of both units (base unit: m) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.
Worked examples
- 5 ft = 152.4 cm
- 12.5 ft = 381 cm
- 100 ft = 3048 cm
Feet to centimeters conversion table
| Feet (ft) | Centimeters (cm) |
|---|---|
| 1 | 30.48 |
| 2 | 60.96 |
| 3 | 91.44 |
| 4 | 121.92 |
| 5 | 152.4 |
| 6 | 182.88 |
| 7 | 213.36 |
| 8 | 243.84 |
| 9 | 274.32 |
| 10 | 304.8 |
| 15 | 457.2 |
| 20 | 609.6 |
| 25 | 762 |
| 30 | 914.4 |
| 40 | 1219.2 |
| 50 | 1524 |
| 75 | 2286 |
| 100 | 3048 |
| 200 | 6096 |
| 250 | 7620 |
| 500 | 15240 |
| 1000 | 30480 |
FAQ
How many centimeters are in one foot?
1 ft = 30.48 cm. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.
What is the formula to convert feet to centimeters?
Multiply the value in feet by 30.48: centimeters = feet × 30.48. For example, 5 ft = 152.4 cm.
How do I convert centimeters back to feet?
Multiply by the inverse factor 0.03280839895 (feet = centimeters × 0.03280839895), or use the centimeters-to-feet page.
Related conversions
Machine access
- API:
GET https://tttkmbb.com/api/v1/convert?value=5&from_unit=ft&to_unit=cm - MCP: server
https://tttkmbb.com/mcp, toolconvert_unitswith{"value":5,"from_unit":"ft","to_unit":"cm"} - Markdown: https://tttkmbb.com/conversion/feet-to-cm.md · JSON: https://tttkmbb.com/conversion/feet-to-cm.json (add
?value=for a result) · Units: /api/v1/units?quantity=length - OpenAPI operationId:
convert_units. Freshness:static. Authentication: none.