Convert Hectares to Square Miles

Enter your hectare value in the form below to get the value calculated in square miles.

Results in Square Miles:

1 ha = 0.003861 sq mi

How to Convert Hectares to Square Miles Using an Easy Conversion Formula

Calculators can be used to convert measurements from one unit to another

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Convert hectares to square miles with this simple formula:

square miles = hectares × 0.003861

Converting a hectare area measurement to a square mile measurement involves multiplying your area by the conversion ratio to find the result. A hectare is equal to 0.003861 square miles, so to convert simply multiply by 0.003861.

For example:

5ha = (5 × 0.003861) = 0.019305sq mi

Learn more about finding the area of your space using our area calculator.

Hectares and square miles are both units used to measure area. Learn more about area and find more area measurement conversion calculators. A hectare is a metric measurement and can be abbreviated as ha, for example 1ha. A square mile is an imperial measurement and can be abbreviated as sq mi, for example 1sq mi. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

hectares and square miles are units used to measure area

Convert Square Miles to Hectares

Hectare Measurements and Equivalent Square Mile Conversions

Common hectare values converted to the equivalent square mile value
Hectares	Square Miles	Hectares	Square Miles	Hectares	Square Miles
1	0.003861	21	0.081081	41	0.158302
2	0.007722	22	0.084942	42	0.162163
3	0.011583	23	0.088803	43	0.166024
4	0.015444	24	0.092665	44	0.169885
5	0.019305	25	0.096526	45	0.173746
6	0.023166	26	0.100387	46	0.177607
7	0.027027	27	0.104248	47	0.181468
8	0.030888	28	0.108109	48	0.185329
9	0.034749	29	0.11197	49	0.18919
10	0.03861	30	0.115831	50	0.193051
11	0.042471	31	0.119692	51	0.196912
12	0.046332	32	0.123553	52	0.200773
13	0.050193	33	0.127414	53	0.204634
14	0.054054	34	0.131275	54	0.208495
15	0.057915	35	0.135136	55	0.212356
16	0.061776	36	0.138997	56	0.216217
17	0.065637	37	0.142858	57	0.220078
18	0.069498	38	0.146719	58	0.223939
19	0.073359	39	0.15058	59	0.2278
20	0.07722	40	0.154441	60	0.231661