Area Units

Find the right formula and tools for all area units. We use official rules to make sure every calculation is correct.

All Area Unit Pairs

Pick a starting unit to see all possible conversion tools for area.

Square Meters (m²)

Square Kilometers (km²)

Square Centimeters (cm²)

Square Millimeters (mm²)

Hectares (ha)

Acres (ac)

Square Miles (mi²)

Square Yards (yd²)

Square Feet (ft²)

Square Inches (in²)

Are (a)

Rood

Township

Section

Our Standard Unit: Square Meters (m²)

We calculate all area units based on the standard Square Meters (m²). This helps us keep all our tools accurate and reliable.

Conversion Formulas

Below is the list of rules we use to calculate each area unit. You can use these to understand the math behind our tools.

Square Kilometers (km²)

Formula: 1 Square Kilometers = 1000000 Square Meters
To do the math instantly, use our square kilometers to square meters or square meters to square kilometers tools.

Square Centimeters (cm²)

Formula: 1 Square Centimeters = 0.0001 Square Meters
To do the math instantly, use our square centimeters to square meters or square meters to square centimeters tools.

Square Millimeters (mm²)

Formula: 1 Square Millimeters = 0.000001 Square Meters
To do the math instantly, use our square millimeters to square meters or square meters to square millimeters tools.

Hectares (ha)

Formula: 1 Hectares = 10000 Square Meters
To do the math instantly, use our hectares to square meters or square meters to hectares tools.

Acres (ac)

Formula: 1 Acres = 4046.856 Square Meters
To do the math instantly, use our acres to square meters or square meters to acres tools.

Square Miles (mi²)

Formula: 1 Square Miles = 2589988.11 Square Meters
To do the math instantly, use our square miles to square meters or square meters to square miles tools.

Square Yards (yd²)

Formula: 1 Square Yards = 0.836127 Square Meters
To do the math instantly, use our square yards to square meters or square meters to square yards tools.

Square Feet (ft²)

Formula: 1 Square Feet = 0.092903 Square Meters
To do the math instantly, use our square feet to square meters or square meters to square feet tools.

Square Inches (in²)

Formula: 1 Square Inches = 0.00064516 Square Meters
To do the math instantly, use our square inches to square meters or square meters to square inches tools.

Are (a)

Formula: 1 Are = 100 Square Meters
To do the math instantly, use our are to square meters or square meters to are tools.

Rood

Formula: 1 Rood = 1011.71 Square Meters
To do the math instantly, use our rood to square meters or square meters to rood tools.

Township

Formula: 1 Township = 93239572 Square Meters
To do the math instantly, use our township to square meters or square meters to township tools.

Section

Formula: 1 Section = 2589988.11 Square Meters
To do the math instantly, use our section to square meters or square meters to section tools.

All Systems

Compare these units against other measurement systems on our homepage.

All Unit Conversion Systems

Access our high-fidelity calculators for other measurement systems and engineering metrics.