
Convert Acres to Square Miles
Learn How to Convert Acres to Square Miles Using our Conversion Formula
Converting an acre area measurement to a square mile measurement involves multiplying your area by the conversion ratio to find the result. An acre is equal to 0.001562 square miles, so to convert simply multiply by 0.001562.
For example, 5ac = (5 × 0.001562) = 0.007812sq mi.
Use an acreage calculator to find the area of a plot of land in acres by locating the boundaries on a map.
Acres and square miles are both units used to measure area. Learn more about area and find more area measurement conversion calculators. An acre is an imperial measurement and can be abbreviated as ac, for example 1ac. A square mile is an imperial measurement and can be abbreviated as sq mi, for example 1sq mi.

More Area Conversions
- Convert to Square Yards Area
- 1ac is equal to 4,840 square yards
- Convert to Square Feet Area
- 1ac is equal to 43,560 square feet
- Convert to Square Inches Area
- 1ac is equal to 6,272,592 square inches
- Convert to Square Kilometers Area
- 1ac is equal to 0.004047 square kilometers
- Convert to Square Meters Area
- 1ac is equal to 4,047 square meters
- Convert to Square Centimeters Area
- 1ac is equal to 40,468,253 square centimeters
- Convert to Square Millimeters Area
- 1ac is equal to 4,046,825,252 square millimeters
Acre Measurements and Equivalent Square Mile Conversions
Acres | Square Miles | Acres | Square Miles | Acres | Square Miles |
---|---|---|---|---|---|
1 | 0.001562 | 21 | 0.032812 | 41 | 0.064062 |
2 | 0.003125 | 22 | 0.034375 | 42 | 0.065624 |
3 | 0.004687 | 23 | 0.035937 | 43 | 0.067187 |
4 | 0.00625 | 24 | 0.0375 | 44 | 0.068749 |
5 | 0.007812 | 25 | 0.039062 | 45 | 0.070312 |
6 | 0.009375 | 26 | 0.040625 | 46 | 0.071874 |
7 | 0.010937 | 27 | 0.042187 | 47 | 0.073437 |
8 | 0.0125 | 28 | 0.04375 | 48 | 0.074999 |
9 | 0.014062 | 29 | 0.045312 | 49 | 0.076562 |
10 | 0.015625 | 30 | 0.046875 | 50 | 0.078124 |
11 | 0.017187 | 31 | 0.048437 | 51 | 0.079687 |
12 | 0.01875 | 32 | 0.05 | 52 | 0.081249 |
13 | 0.020312 | 33 | 0.051562 | 53 | 0.082812 |
14 | 0.021875 | 34 | 0.053125 | 54 | 0.084374 |
15 | 0.023437 | 35 | 0.054687 | 55 | 0.085937 |
16 | 0.025 | 36 | 0.05625 | 56 | 0.087499 |
17 | 0.026562 | 37 | 0.057812 | 57 | 0.089062 |
18 | 0.028125 | 38 | 0.059375 | 58 | 0.090624 |
19 | 0.029687 | 39 | 0.060937 | 59 | 0.092187 |
20 | 0.03125 | 40 | 0.0625 | 60 | 0.093749 |