Area Converter

The Area Unit Converter is a user-friendly online tool for converting Area Units. Metric and imperial units are supported.


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Common Converters

Table of Contents

Area Conversion Formulas between Imperial and Metric units

1. Square Inches to Square Centimeters

Formula: Square Centimeters = Square Inches × 6.4516
Example: 10in2 × 6.4516 = 64.516 cm2

2. Square Centimeters to Square Inches

Formula: Square Inches = Square Centimeters × 0.155
Example: 50cm2 × 0.155 = 7.75 in2

3. Square Feet to Square Meters

Formula: Square Meters = Square Feet × 0.092903
Example: 200 ft2 × 0.092903 = 18.5806 m2

4. Square Meters to Square Feet

Formula: Square Feet = Square Meters × 10.7639
Example: 30m2 × 10.7639 = 322.917 ft2

5. Square Yards to Square Meters

Formula: Square Meters = Square Yards × 0.836127
Example: 25yd2 × 0.836127 = 20.9032 m2

6. Square Meters to Square Yards

Formula: Square Yards = Square Meters ×1.19599
Example: 40 m2 × 1.19599 = 47.8396 yd2

7. Acres to Square Meters

Formula: Square Meters = Acres × 4046.86
Example: 2 ac × 4046.86 = 8093.72 m2

8. Square Meters to Acres

Formula: Acre s= Square Meters × 0.000247105
Example: 5000 m2 × 0.000247105 = 1.23553 ac

9. Acres to Hectares

Formula: Hectares = Acres × 0.404686
Example: 3 ac × 0.404686 = 1.21406 ha

10. Hectares to Acres

Formula: Acres = Hectares × 2.47105
Example: 1.5 ha × 2.47105 = 3.70658 ac

11. Square Miles to Square Kilometers

Formula: Square Kilometers = Square Miles × 2.58999
Example: 4 mi2 × 2.58999 = 10.35996 km2

12. Square Kilometers to Square Miles

Formula: Square Miles = Square Kilometers × 0.386102
Example: 15k m2 × 0.386102 = 5.79153 mi2

13. Square Millimeters to Square Centimeters

Formula: Square Centimeters = Square Millimeters × 0.01
Example: 1000 mm2 × 0.01 = 10 cm2

14. Square Centimeters to Square Millimeters

Formula: Square Millimeters = Square Centimeters × 100
Example: 20cm2 × 100 = 2000 mm2

15. Square Meters to Square Kilometers

Formula: Square Kilometers = Square Meters × 0.000001
Example: 3000000 m2 × 0.000001 = 3 km2

16. Square Kilometers to Square Meters

Formula: Square Meters = Square Kilometers × 1000000
Example: 2.5 km2 × 1000000 = 2500000 m2

17. Square Feet to Square Centimeters

Formula: Square Centimeters = Square Feet × 929.03
Example: 5 ft2 × 929.03 = 4645.15 cm2

18. Square Centimeters to Square Feet

Formula: Square Feet = Square Centimeters × 0.00107639
Example: 8000 cm2 × 0.00107639 = 8.61112 ft2

19. Square Inches to Square Meters

Formula: Square Meters = Square Inches × 0.00064516
Example: 300 in2 × 0.00064516 = 0.193548 m2

20. Square Meters to Square Inches

Formula: Square Inches = Square Meters × 1550
Example: 1 m2 × 1550 = 1550 in2

25 Square Meters to Square Feet conversion formula and examples

The conversion factor of 1 square meter is equivalent to approximately 10.764 square feet.

Area in ft2 = Area in m2 × 10.764

Let's convert 25 square meters to square feet
Area in ft² = 25 × 10.764
Area in ft² = 269.10
So, 25 square meters is equivalent to approximately 269.10 square feet.

100 Acres to Square Miles conversion formula and examples

To convert acres to square miles, you can use the conversion factor of 1 acre being equivalent to

1
640
square miles.

The formula for this conversion is:

Area in square miles = Area in acres ×
1
640

Let's convert 100 acres to square miles

Area in square miles = 100 ×
1
640

Area in square miles=0.15625
So, 100 acres is equivalent to approximately 0.15625 square miles.

25 Square Miles to Hectares conversion formula and examples

The conversion factor of 1 square mile is equivalent to approximately 259.0 hectares.
The formula for this conversion is:

Area in hectares = Area in square miles × 259.0

Let's convert 25 square miles to hectares
Area in hectares = 25 × 259.0
Area in hectares = 6475.0
So, 25 square miles is equivalent to approximately 6475.0 hectares.

50 Square Kilometers to Square Miles conversion formula and examples

The conversion factor of 1 square kilometer is equivalent to approximately 0.3861 square miles.
The formula for this conversion is:

Area in square miles = Area in square kilometers × 0.3861

Let's convert 50 square kilometers to square miles:
Area in square miles = 50 × 0.3861
Area in square miles = 19.305
So, 50 square kilometers is equivalent to approximately 19.305 square miles.

Metric Area units equal to Square Meters

Square Kilometer (km2)
Equal to square meters - 1 km2 = 1,000,000 m2 (10^6 m2)

Hectare (ha)
Equal to square meters - 1 ha = 10,000 m2 (10^4 m2)

Square Meter (m2)
Equal to square meters - 1 m2 = 1 m2

Square Decimeter (dm2)
Equal to square meters - 1 dm2 = 0.01 m2 (10^-2 m2)

Square Centimeter (cm2)
Equal to square meters - 1 cm2 = 0.0001 m2 (10^-4 m2)

Square Millimeter (mm2)
Equivalent to square meters: 1 mm2 = 0.000001 m2 (10^-6 m2)

Imperial Area units equal to Square Feet

Square Mile (mi2)
Equal to square feet - 1 mi2 = 27,878,400 ft2

Acre (ac)
Equal to square feet - 1 ac = 43,560 ft2

Square Yard (yd2)
Equal to square feet - 1 yd2 = 9 ft2

Square Foot (ft2)
Equal to square feet - 1 ft2 = 1 ft2

Square Inch (in2)
Equal to square feet - 1 in2 = 0.00694444 ft2 (or 1/144 ft2)

Commonly Used Area Conversion Table

Conversion Unit Symbol Relation
Square Kilometer to Square Meter km² to m² 1 km² = 1,000,000 m²
Hectare to Square Meter ha to m² 1 ha = 10,000 m²
Square Meter to Square Decimeter m² to dm² 1 m² = 100 dm²
Square Meter to Square Centimeter m² to cm² 1 m² = 10,000 cm²
Square Meter to Square Millimeter m² to mm² 1 m² = 1,000,000 mm²
Square Mile to Square Foot mi² to ft² 1 mi² = 27,878,400 ft²
Acre to Square Foot ac to ft² 1 ac = 43,560 ft²
Square Yard to Square Foot yd² to ft² 1 yd² = 9 ft²
Square Foot to Square Inch ft² to in² 1 ft² = 144 in²
Square Inch to Square Foot in² to ft² 1 in² = 0.00694444 ft² (1/144 ft²)

  References

1. International System of Units (SI) Source: Bureau International des Poids et Mesures (BIPM)
Reference: The International System of Units (SI) - 9th Edition, 2019 Link: https://www.bipm.org/en/publications/si-brochure

2. NIST - National Institute of Standards and Technology Source: U.S. Department of Commerce
Reference: NIST Special Publication 330: The International System of Units (SI) Link: https://www.nist.gov/pml/special-publication-330