LENGTH CONVERSION
Feet to Inches converter
Convert feet to inches instantly.
Neutral presentation is active.
No regional currency, unit or language profile is applied. This choice does not convert values or change formulas, results, routes or legal guidance.
1 ft equals
12 inInstant feet to inches conversionCalculated locally in your browser using the stated conversion formula.Feet to Inches conversion guide
Use this calculator when comparing measurements, checking specifications, planning travel, preparing materials or reading information published in another unit system. Enter any value above to receive the converted result immediately.
Worked example: 10 ft equals 120 in. The displayed result is rounded for readability while the calculator retains full numeric precision.
About Feet and Inches
- Feet
- The international foot equals exactly 0.3048 metres and contains 12 inches. Imperial or US customary measurement, depending on the unit.
- Inches
- The international inch equals exactly 25.4 millimetres. Imperial or US customary measurement, depending on the unit.
Precision and common mistakes
The international foot-to-metre relationship is exact. The inch-to-millimetre relationship is exact. The calculator keeps the full catalogued factor internally and rounds only the displayed value.
- Decimal feet and feet-and-inches use different notation.
- A decimal inch is not the same notation as feet and fractional inches.
- Keep the original value and unit together when copying a result, especially when specifications use several measurement systems.
Feet to Inches table
1 ft12 in
5 ft60 in
10 ft120 in
25 ft300 in
50 ft600 in
100 ft1,200 in
Frequently asked questions
How do I convert feet to inches?
Multiply the feet value by 12.0000000000. For example, 10 ft equals 120 in.
Is this Feet to Inches conversion accurate?
The calculator uses the stated conversion relationship and keeps full internal precision before formatting the displayed answer. For regulated or safety-critical work, confirm the required rounding standard.
Can I use this converter on a phone?
Yes. The calculator is responsive, keyboard accessible and performs the conversion locally in a modern browser without requiring an account.
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Verification and calculation details
- Purpose
- Feet to Inches converter
- Variables and units
- Use the labelled fields and units shown in the calculator. Results use those units unless a conversion is stated.
- Formula and method
- The exact formula and worked example are shown below. Deterministic formula executed locally in the browser.
- Assumptions
- Only entered values and stated assumptions are included. Local fees, rules and professional requirements are excluded unless explicitly shown.
- Engine version
- 1.0.0
- Production verification baseline
- Release 63 · source
998803f - Verification run
release-v63-2026-09-20- Last verified
- — Automated release checks passing
Read the Calculation Standard · Report a calculation or source issue
How this calculator works
Inches = Feet × 12.0000000000.
Important notes
Results are estimates based on the values entered. Confirm rates, prices, units and professional requirements that apply in your location. Review the Answer Atlas Calculation Standard and corrections policy for formula, privacy and correction rules.