tier_1 conversion
Convert square foot to acre (US survey)
Convert square foot to acre (US survey) with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
square foot to acre (US survey)
square foot to acre (US survey)
Quick answer
1 square foot = 0.0000229567493114 acre (US survey).
Formula
acre (US survey) = square foot × 0.00002295674931138632095178337243
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert square foot to acre (US survey)
- Enter a value in square foot.
- Scale the source number by 0.00002295674931138632095178337243 to express the same quantity in acre (US survey).
- Round the displayed acre (US survey) value only when needed.
About these units
square foot is a unit used in area conversions. Area measures the extent of a two-dimensional surface. Its recorded symbol is ft^2. acre (US survey) is a unit used in area conversions. Area measures the extent of a two-dimensional surface. Its recorded symbol is ac.
Explore related conversions
- Convert acre (US survey) to square foot
- Convert square foot to square inch
- Convert square foot to square kilometer
- Convert square foot to square meter
- Convert square foot to are
- Convert square foot to arpent
- Convert square inch to acre (US survey)
- Convert square kilometer to acre (US survey)
- Convert square meter to acre (US survey)
square foot to acre (US survey) conversion table
| square foot | acre (US survey) |
|---|---|
| 0 square foot | 0e-32 acre (US survey) |
| 1 square foot | 0.0000229567493114 acre (US survey) |
| 5 square foot | 0.000114783746557 acre (US survey) |
| 10 square foot | 0.000229567493114 acre (US survey) |
| 25 square foot | 0.000573918732785 acre (US survey) |
| 100 square foot | 0.00229567493114 acre (US survey) |
Frequently asked questions
How do I convert from square foot to acre (US survey)?
Scale the source number by 0.00002295674931138632095178337243 to express the same quantity in acre (US survey).
What formula does CalculatorHQ use for square foot to acre (US survey)?
acre (US survey) = square foot × 0.00002295674931138632095178337243
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert acre (US survey) back to square foot?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.