About the ft² to ha calculation
One square foot is exactly 0.00000929 hectares, so converting between them is a single multiplication. Enter any value above and the result updates as you type. How property floor area is quoted in the US, UK and India. Exactly 10,000 m², the metric standard for farmland and land registry.
Formula
ha = ft² × 0.00000929
1 ft² = 0.00000929 ha
1 ha = 107,639.1 ft²Worked example
To convert 1,000 ft², multiply by 0.00000929: 1,000 × 0.00000929 = 0.0092903 ha.
Frequently asked questions
How many hectares are in a square foot?
There are 0.00000929 hectares in one square foot. To convert any amount, multiply the number of square feet by 0.00000929.
How do I convert hectares back to square feet?
Divide instead of multiplying, or equivalently multiply by 107,639.1. One hectare is 107,639.1 square feet.
Is this conversion exact?
Yes. Since the international agreement of 1959, the relationship between square feet and hectares is defined exactly rather than measured, so the only rounding here is in how many decimal places we show.
Where is each of these units used?
Square Feet: how property floor area is quoted in the US, UK and India. Hectares: exactly 10,000 m², the metric standard for farmland and land registry.
Sources
- NIST Special Publication 811 — Guide for the Use of the International System of Units