How Many Square Kilometers in a Square Mile?
Quick Answer
There are approximately 2.59 square kilometers in a square mile.
1 sq mile = 2.58999 km²
Understanding the Conversion
One square mile equals 2.58999 sq km. This is a common geographic conversion — city and country areas are reported in square miles in the US and square kilometers internationally. Manhattan island covers about 87.5 sq km (33.8 sq mi).
Formula
1 sq mile = 2.58999 km²
Common Examples
| Description | Value |
|---|---|
| Manhattan (33.8 sq mi) | ≈87.5 sq km |
| Central Park (1.317 sq mi) | ≈3.41 sq km |
| Texas (268,596 sq mi) | ≈695,662 sq km |
Quick Reference Table
Use this table for quick conversions between square mile and square kilometers:
| square mile | square kilometers |
|---|---|
| 1 | 2.59 |
| 2 | 5.18 |
| 5 | 12.95 |
| 10 | 25.9 |
| 25 | 64.75 |
| 50 | 129.5 |
| 100 | 259 |
Frequently Asked Questions
How Many Square Kilometers in a Square Mile?
There are approximately 2.59 square kilometers in a square mile. One square mile equals 2.58999 sq km. This is a common geographic conversion — city and country areas are reported in square miles in the US and square kilometers internationally. Manhattan island covers about 87.5 sq km (33.8 sq mi).
What is the formula to convert square mile to square kilometers?
The formula is: 1 sq mile = 2.58999 km². To convert, multiply the number of square miles by 2.59 to get the equivalent in square kilometers.
How do I convert square kilometers to square mile?
To convert square kilometers to square mile, divide the number of square kilometers by 2.59. For example, 12.95 square kilometers equals 5 square miles.