An inch is exactly 0.0254 meters.
Inches to US survey feet Converter — in to ftUS
Convert Inch (in) to US survey foot (ftUS) using the exact conversion factor (1 inch = 0.0833331667 us survey foot). See the formula, worked examples, conversion table, history, and common uses.
Inches to US survey feet converter
Converter
Length Converter
Convert SI, imperial, US customary, astronomical, scientific, and historical length units.
Context values
Some unit families need one extra value for a physically accurate result.
The US survey foot is 1200/3937 meters and is retained for legacy land records.
Result = input x 0.0254 / 0.3048006096.
Length uses the meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Inches to US survey feet
Inch and US survey foot both measure length. Inch is most often used for screen and display size measurement worldwide (even in metric countries).
Formula
us survey feet = inches × 0.0833331666667
This factor comes from each unit's defined relationship to the category's base unit: 1 inch equals 0.0254 base units, and 1 us survey foot equals 0.304800609601 base units, so dividing one by the other gives the direct inch-to-us survey foot factor of 0.0833331666667.
Simple example
1 in × 0.08333316667 = 0.0833331667 ftUS
1 inch = 0.0833331667 us survey feet.
Real-world example
10 in × 0.08333316667 = 0.8333316667 ftUS
10 inches = 0.8333316667 us survey feet.
Conversion table
| Inch (in) | US survey foot (ftUS) |
|---|---|
| 1 in | 0.0833331667 ftUS |
| 5 in | 0.4166658333 ftUS |
| 10 in | 0.8333316667 ftUS |
| 21.0975 in | 1.758121484 ftUS |
| 42.195 in | 3.516242968 ftUS |
| 100 in | 8.333316667 ftUS |
Reverse conversion: US survey foot to Inch
0.0833331667 ftUS × 12.000024 = 1 in
0.0833331667 us survey feet = 1 inches.
inches = us survey feet × 12.000024
For a page dedicated to this direction, see US survey foot to Inch.
Understanding the Inch
Inch (in) measures distance. The international inch is defined as exactly 25.4 millimeters. It is classified as a US/imperial customary unit.
Where it's used: United States and United Kingdom (small measurements, screen sizes, hardware)
Uses of the Inch today
- Screen and display size measurement worldwide (even in metric countries)
- US/UK small-object and body measurement
- Hardware, tools, and pipe fittings (US)
History of the Inch
The inch traces to medieval England, traditionally defined as the length of three barleycorns, later standardized as 1/12 of a foot. The international inch (exactly 25.4 mm) was fixed by the same 1959 agreement that standardized the foot and yard.
Historical origin. Inch was not the invention of a single named person; it developed through the process described above.
Understanding the US survey foot (ftUS)
The US survey foot is 1200/3937 meters and is retained for legacy land records.
Inch — sources
- NIST — International yard and pound (1959) — Fixes the modern inch at exactly 25.4 millimeters.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many us survey feet are in 1 inch?
1 inch equals 0.0833331667 us survey feet, using the exact defined conversion factor rather than an estimate.
How do I convert inch to us survey foot?
Multiply the inch value by 0.08333316667. The converter above does this instantly to whatever precision you set.
How do I convert us survey foot back to inch?
Use the reverse factor: 1 us survey foot equals 12.000024 inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a inch?
Inch (in) measures distance. The international inch is defined as exactly 25.4 millimeters. It is classified as a US/imperial customary unit.
What is a us survey foot?
US survey foot (ftUS) is a unit of length.
Is the inch to us survey foot conversion exact?
Yes. The international inch is defined as exactly 25.4 millimeters. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the inch still used today?
United States and United Kingdom (small measurements, screen sizes, hardware)