Area Calculator

How big is 1 Square Kilometers? What is 1 Square Kilometers in Square Miles? This area calculator will allow you to easily convert 1 sq km to sq mi.

Amount:

From:

To:

Result

1 Square Kilometers = 0.38610215859254 Square Miles

1 Square Kilometers is equal to 0.38610215859254 Square Miles

Square Kilometers

(Abbreviations: sq km, km², km^2)

A square kilometer is equal to the area of a square with sides of one kilometer (km) in length. Square kilometers are used to measure large areas, such as the size of cities, countries, or even continents.

Square Miles

(Abbreviations: sq mi, mi²,mi^2)

A square mile is equal to the area of a square with sides of one mile (mi) in length. Square miles are used to measure large land areas, such as the size of states, counties, or national parks.

Square Kilometers to Square Miles Conversions

Square Kilometers	Square Miles
1	0.38610215859254
2	0.77220431718507
3	1.1583064757776
4	1.5444086343701
5	1.9305107929627
6	2.3166129515552
7	2.7027151101477
8	3.0888172687403
9	3.4749194273328
10	3.8610215859254
11	4.2471237445179
12	4.6332259031104
13	5.019328061703
14	5.4054302202955
15	5.791532378888
16	6.1776345374806
17	6.5637366960731
18	6.9498388546656
19	7.3359410132582
20	7.7220431718507
21	8.1081453304432
22	8.4942474890358
23	8.8803496476283
24	9.2664518062208
25	9.6525539648134
26	10.038656123406
27	10.424758281998
28	10.810860440591
29	11.196962599184
30	11.583064757776

Square Kilometers	Square Miles
31	11.969166916369
32	12.355269074961
33	12.741371233554
34	13.127473392146
35	13.513575550739
36	13.899677709331
37	14.285779867924
38	14.671882026516
39	15.057984185109
40	15.444086343701
41	15.830188502294
42	16.216290660886
43	16.602392819479
44	16.988494978072
45	17.374597136664
46	17.760699295257
47	18.146801453849
48	18.532903612442
49	18.919005771034
50	19.305107929627
51	19.691210088219
52	20.077312246812
53	20.463414405404
54	20.849516563997
55	21.235618722589
56	21.621720881182
57	22.007823039774
58	22.393925198367
59	22.78002735696
60	23.166129515552

Most Frequently Used Area Unit Conversions:

Metric:

Square Meters (m²) to Square Centimeters (cm²)
Square Meters (m²) to Square Millimeters (mm²)
Square Kilometers (km²) to Hectares (ha)
Hectares (ha) to Square Meters (m²)
Square Meters (m²) to Square Decimeters (dm²)

Imperial/US Customary:

Square Feet (ft²) to Square Inches (in²)
Square Yards (yd²) to Square Feet (ft²)
Acres (ac) to Square Feet (ft²)
Acres (ac) to Square Yards (yd²)
Square Miles (mi²) to Acres (ac)

Common Metric-Imperial Conversions:

Square Meters (m²) to Square Feet (ft²)
Square Feet (ft²) to Square Meters (m²)
Acres (ac) to Hectares (ha)
Hectares (ha) to Acres (ac)

Less Common but Useful:

Square Miles (mi²) to Square Kilometers (km²)
Square Kilometers (km²) to Square Miles (mi²)
Square Yards (yd²) to Square Meters (m²)