Square Mile to Acre Converter
Convert square miles to acres (mi² to acre) instantly with our free online converter. Accurate area conversion results for land measurement.
How to convert square miles to acres?
To convert square miles to acres, you can use the following conversion factor: **1 acre = 0.0015625 mi²**. Simply multiply by 640 to get the equivalent area in acres.
A(acre) = A(mi²) × 640
Example
Convert 100 mi² to acres:
A(acre) = 100mi² × 640 = 64000acre
How many acres in a square mile?
1 mi² = 640 acre
1 mi² = 640 acre
How many square miles in a acre?
1 acre = 0.0015625 mi²
1 acre = 0.0015625 mi²
What is a Square Mile?
A square mile (mi²) is a unit of area in the imperial system equal to the area of a square with sides of one mile. It equals 640 acres or approximately 2.59 square kilometers. Square miles are commonly used to measure large land areas, particularly in the United States.
What is a Acre?
An acre is a unit of area commonly used in the United States, United Kingdom, and other countries that historically used imperial units. It is equal to 43,560 square feet or approximately 4,047 square meters. Acres are primarily used for measuring land, especially in agriculture and real estate.
Popular square mile to acre conversion table
| Square Miles (mi²) | Acres (acre) |
|---|---|
| 0.01 mi² | 6.4 acre |
| 0.1 mi² | 64 acre |
| 1 mi² | 640 acre |
| 2 mi² | 1280 acre |
| 5 mi² | 3200 acre |
| 10 mi² | 6400 acre |
| 20 mi² | 12800 acre |
| 50 mi² | 32000 acre |
| 100 mi² | 64000 acre |
| 250 mi² | 160000 acre |
| 500 mi² | 320000 acre |
| 750 mi² | 480000 acre |
| 1,000 mi² | 640000 acre |
| 2,500 mi² | 1,600,000 acre |
| 5,000 mi² | 3,200,000 acre |
| 10,000 mi² | 6,400,000 acre |
| 25,000 mi² | 16,000,000 acre |
| 50,000 mi² | 32,000,000 acre |
| 75,000 mi² | 48,000,000 acre |
| 100,000 mi² | 64,000,000 acre |