Acres to Hectares Converter

Learn how to convert acres to hectares with our surface conversion tool!

Clear
Result0.404686 ha1 ac converted
1 ac equals0.404686 ha
1 ha equals2.4711 ac

Acre to hectare reference

acrehectare
1 ac0.404686 ha
2 ac0.809371 ha
5 ac2.0234 ha
10 ac4.0469 ha
25 ac10.1171 ha
50 ac20.2343 ha
100 ac40.4686 ha
500 ac202.3428 ha
1,000 ac404.6856 ha

How to convert acre to hectare

One acre equals 0.4046856422 ha, so multiply the number of acres by 0.4046856422:

ha = ac × 0.4046856422

Going the other way

One hectare equals 2.471053815 ac, so to convert back:

ac = ha × 2.471053815

Both directions are shown in the results above, and the drop-downs let you convert between any pair of area units — not just these two.