Hectares to Acres — ha to ac

Enter a value to convert hectares (ha) to acres (ac). Works in your browser with no sign-up.

[ ha / ac — Area ] instant · works offline
Hectares · ha
2.471054
Acres · ac
1 ha = 2.471054 ac
Hectares → Acres
⇄ Reverse: Acres → Hectares
Formula

1 ha = 2.471054 ac

Multiply the number of hectares by 2.471054. For example, 10 ha × 2.471054 = 24.71054 ac.

Quick Reference — Hectares to Acres
About Area Units

Square metres, hectares and square kilometres are the metric standards. Square feet are common for property in North America and acres for land in the US and UK. One hectare is 10,000 m² (about 2.47 acres) and one acre is exactly 43,560 square feet.

Related Conversions
ac → ha All area units
All Area Conversions
→Acres to hectares →Square feet to square metres →Square kilometres to square miles →Square metres to square feet →Square miles to square kilometres
FAQ — Hectares to Acres

How do I convert hectares to acres?

Multiply the number of hectares by 2.471054. For example, 10 ha × 2.471054 = 24.71054 ac.

How many acres are in one hectare?

1 hectare = 2.471054 ac (shown to up to 7 significant figures).

How big is a hectare?

A hectare is 10,000 square metres, a square 100 m on each side, which is about 2.47 acres.

Does this converter work offline?

Yes. Once the page has loaded, conversions run entirely in your browser and nothing is sent to a server.