Square Foot (ft²)
Convert Square Foot to Other Units
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About the Square Foot
Unit Details
Quick Conversions
Reference Chart
Square Foot Reference Chart - Area Conversions
Interactive conversion chart showing area unit relationships. Compare 8 common units with precise calculations.
| Unit | Symbol | Equivalent to 1 ac, A |
|---|---|---|
| AcreBase Unit | ac, A | 1 |
| Are | a | 0.024711 |
| Arpent | arp | 0.998623 |
| Barn | b | 2.471E-32 |
| Circular Inch | circ in | 1.252E-7 |
| Circular Mil | cmil | 1.252E-13 |
| Cuerda | cda | 0.971222 |
| Hectare | ha | 2.471054 |
Quick Reference
About Area
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Conversion Accuracy
All conversions use official conversion factors and are calculated with maximum precision to ensure professional-grade accuracy.
Comparison Table
Square Foot Comparison Table
Compare Square Foot values with 6 other area units. Quick reference for common conversion values.
| Square Foot (ft²) | Acre (ac, A) | Are (a) | Arpent (arp) | Barn (b) | Circular Inch (circ in) | Circular Mil (cmil) |
|---|---|---|---|---|---|---|
| 1 | 2.296E-5 | 9.29E-4 | 2.299E-5 | 9.29E26 | 183.346551 | 1.833E8 |
| 5 | 1.148E-4 | 0.004645 | 1.149E-4 | 4.645E27 | 916.732756 | 9.167E8 |
| 10 | 2.296E-4 | 0.00929 | 2.299E-4 | 9.29E27 | 1,833.465511 | 1.833E9 |
| 25 | 5.739E-4 | 0.023226 | 5.747E-4 | 2.323E28 | 4,583.663778 | 4.584E9 |
| 50 | 0.001148 | 0.046452 | 0.001149 | 4.645E28 | 9,167.327556 | 9.167E9 |
| 100 | 0.002296 | 0.092903 | 0.002299 | 9.29E28 | 18,334.655112 | 1.833E10 |
How to Use This Table
Find the value in Square Foot in the first column, then read across to see the equivalent values in other area units.
Precision Note
All conversions are calculated using precise conversion factors with locale-appropriate number formatting for optimal readability.
About the Square Foot
The Square Foot (ft²) is a unit of area measurement. Use our converter above to convert Square Foot to any other area unit instantly