MEASUREMENT AND PRACTICAL CONVERSIONS
Feet to Inches Converter
Convert feet to inches and see the exact multiplication used for common U.S. measurement tasks.
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How it works
Inches = feet × 12.
Assumptions
Uses the international foot: 1 foot equals exactly 12 inches.
About this calculator
Feet and inches are both U.S. customary length units. This converter is useful for dimensions, height, construction estimates, and product specifications where a single unit is easier to compare.
How to use it
- Enter a number of feet.
- Read the equivalent number of inches.
- For mixed feet-and-inches measurements, convert the feet and add the remaining inches.
Use case
feet to inches calculator: a clear planning check
Keep whole feet and remaining inches separate, then use the result as a measurement conversion rather than a site-specific construction dimension.
Convert a measurement between feet, inches, and a total-inches value using the standard relationship.
Source and update
Last reviewed: 2026-08-08
NIST Guide for the Use of the International System of UnitsFrequently asked questions
How many inches are in a foot?
There are exactly 12 inches in one foot.
How do I convert 6 feet to inches?
Multiply 6 by 12. The result is 72 inches.
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