Square kilometre to acre converter (km² to ac)

1 square kilometre = 247.105 acre · 1 acre = 0.00404686 square kilometre

Formula and table →

square kilometre to acre formula

acre = square kilometre × 247.1053815

Worked example

10 square kilometre = 10 × 247.1053815 = 2,471.05 acre

⇄ Convert acre to square kilometre (swap units)

Convert a list of values

Paste one value per line (a column from Excel works) · up to 100 lines

square kilometre to acre conversion table

square kilometre (km²)acre (ac)
1 km²247.105 ac
2 km²494.211 ac
3 km²741.316 ac
4 km²988.422 ac
5 km²1,235.53 ac
6 km²1,482.63 ac
7 km²1,729.74 ac
8 km²1,976.84 ac
9 km²2,223.95 ac
10 km²2,471.05 ac
15 km²3,706.58 ac
20 km²4,942.11 ac
25 km²6,177.63 ac
30 km²7,413.16 ac
40 km²9,884.22 ac
50 km²12,355.3 ac
60 km²14,826.3 ac
70 km²17,297.4 ac
80 km²19,768.4 ac
90 km²22,239.5 ac
100 km²24,710.5 ac
200 km²49,421.1 ac
250 km²61,776.3 ac
500 km²123,553 ac
1,000 km²247,105 ac

About these units

acre (ac)
About 2.53 rai.

FAQ

How many acre in 1 square kilometre?

1 square kilometre is 247.105 acre.

How many square kilometre in 1 acre?

1 acre is 0.00404686 square kilometre.

What is the formula to convert square kilometre to acre?

acre = square kilometre × 247.1053815. For example, 10 square kilometre = 10 × 247.1053815 = 2,471.05 acre.

What is 10 square kilometre in acre?

10 square kilometre = 2,471.05 acre.

Convert square kilometre to other units

square kilometre → square centimetresquare kilometre → square metresquare kilometre → hectaresquare kilometre → rai (Thai)square kilometre → ngan (Thai)square kilometre → square wa (Thai)square kilometre → square inchsquare kilometre → square footsquare kilometre → square yardsquare kilometre → square mile

More in Area