Acre to Square Kilometer Converter
Convert between various units of land measurement easily
Acre and Sq Km
Acres and square kilometers (sq km) are commonly used units for measuring large areas, especially in real estate, agriculture, and land surveys. If you need to convert acres to km², our easy-to-use acre to square kilometer converter simplifies the process.
How Many Square Kilometers in 1 Acre?
1 acre = 0.004047 square kilometers (sq km)
How to Convert Acre to Kilometer (sq km)?
To convert acres to square kilometers, multiply the number of acres by 0.004047.
Example Conversion:
What is 10 acres in square kilometers?
10 acres × 0.004047 = 0.04047 sq km
Acre to Square Kilometer Conversion Table
Acres (ac) | Square Kilometers (sq km) |
1 acre | 0.004047 sq km |
5 acres | 0.02023 sq km |
10 acres | 0.04047 sq km |
50 acres | 0.20234 sq km |
100 acres | 0.4047 sq km |
500 acres | 2.0234 sq km |
1000 acres | 4.047 sq km |
How to Convert Square Kilometers to Acres?
To convert square kilometers to acres, multiply the number of square kilometers by 247.1.
Example:
What is 1 square kilometer in acres?
1 sq km × 247.1 = 247.1 acres
Acre to Sq Km Conversion for Other Units
Unit | Conversion Factor | Result (for 1 acre) |
Square Feet | 1 acre × 43,560 | 43,560 sq ft |
Square Meters | 1 acre × 4,047 | 4,047 sq m |
Square Yards | 1 acre × 4,840 | 4,840 sq yd |
Hectares | 1 acre × 0.4047 | 0.4047 ha |
Major Differences Between Acres and Square Kilometers
Aspect | Acre (ac) | Square Kilometer (sq km) |
Measurement System | Imperial System | Metric System |
Size Equivalent | 1 acre = 4,047 sq m | 1 sq km = 1,000,000 sq m |
Common Usage | Land measurement in the US, UK, India | Large land areas worldwide |
Standard Definition | Area of 1 chain × 1 furlong | Area of a square with 1 km sides |
Common Applications | Real estate, agriculture, forestry | National parks, city planning, large-scale mapping |
Real-Life Applications of Acre to Square Kilometer Conversion
Agriculture and Land Measurement
- Farm & Ranch Sizes: Many agricultural lands are listed in acres, but government records use square kilometers.
- Forestry & Conservation: Large-scale forest areas are measured in sq km, but landowners often refer to acres.
Real Estate & Urban Planning
- Buying & Selling Property: Large land parcels may be advertised in acres, but zoning regulations may require sq km.
- City Planning & Infrastructure: Large-scale urban development uses square kilometers for mapping and planning.
Environmental & Government Reports
- National Parks & Reserves: Protected areas are usually measured in square kilometers, but local reports may use acres.
- Disaster Management & Land Use: Flood zones, deforestation, and reforestation areas are commonly recorded in sq km.
Use Our Acre to Square Kilometer Converter
For quick and precise acre to square kilometer conversions, use our acre to sq km calculator. Whether you’re working in real estate, agriculture, or urban planning, our acres to sq km tool helps you make accurate calculations effortlessly.
Need more conversions? Explore our other area converters to simplify your calculations!