Convert 1 Acre to Square Kilometers

How big is 1 acre? What is 1 acre in square kilometers? 1 acres to sq km conversion.
Amount
From
To
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1 Acre ≈
0.0040468564 Square Kilometers
result rounded
Decimal places
Result in Plain English
1 acre is equal to about 4.05 thousandths of a square kilometer.
To a Percentage
1 acre ≈ 0.405% of a square kilometer.
In Scientific Notation
1 acre
= 1 x 100 acres
≈ 4.04686 x 10-3 square kilometers
Acres
An acre is a unit of area equal to 1/640th of a square mile. It is about the size of an American football field.
Abbreviation: ac
Square Kilometers
A square kilometer, or square kilometre, is a unit of area. It is the size of a square that is one kilometer on a side. It is 1 million square meters, 100 hectares, about 247 acres, or about 0.386 square miles.
Common abbreviations: sq km, km², km^2
Dimensions of 1 Acres
How big on a side is 1 acres?
The dimensions will vary depending on the shape. If the area is squared-shaped, then the length of each side will be:
about 0.063615 kilometers
Acres to Square Kilometers Conversions
results may be rounded
acres sq km
1.00 0.0040469
1.01 0.0040873
1.02 0.0041278
1.03 0.0041683
1.04 0.0042087
1.05 0.0042492
1.06 0.0042897
1.07 0.0043301
1.08 0.0043706
1.09 0.0044111
1.10 0.0044515
1.11 0.0044920
1.12 0.0045325
1.13 0.0045729
1.14 0.0046134
1.15 0.0046539
1.16 0.0046944
1.17 0.0047348
1.18 0.0047753
1.19 0.0048158
1.20 0.0048562
1.21 0.0048967
1.22 0.0049372
1.23 0.0049776
1.24 0.0050181
1.25 0.0050586
1.26 0.0050990
1.27 0.0051395
1.28 0.0051800
1.29 0.0052204
1.30 0.0052609
1.31 0.0053014
1.32 0.0053419
1.33 0.0053823
acres sq km
1.34 0.0054228
1.35 0.0054633
1.36 0.0055037
1.37 0.0055442
1.38 0.0055847
1.39 0.0056251
1.40 0.0056656
1.41 0.0057061
1.42 0.0057465
1.43 0.0057870
1.44 0.0058275
1.45 0.0058679
1.46 0.0059084
1.47 0.0059489
1.48 0.0059893
1.49 0.0060298
1.50 0.0060703
1.51 0.0061108
1.52 0.0061512
1.53 0.0061917
1.54 0.0062322
1.55 0.0062726
1.56 0.0063131
1.57 0.0063536
1.58 0.0063940
1.59 0.0064345
1.60 0.0064750
1.61 0.0065154
1.62 0.0065559
1.63 0.0065964
1.64 0.0066368
1.65 0.0066773
1.66 0.0067178
1.67 0.0067583
acres sq km
1.68 0.0067987
1.69 0.0068392
1.70 0.0068797
1.71 0.0069201
1.72 0.0069606
1.73 0.0070011
1.74 0.0070415
1.75 0.0070820
1.76 0.0071225
1.77 0.0071629
1.78 0.0072034
1.79 0.0072439
1.80 0.0072843
1.81 0.0073248
1.82 0.0073653
1.83 0.0074057
1.84 0.0074462
1.85 0.0074867
1.86 0.0075272
1.87 0.0075676
1.88 0.0076081
1.89 0.0076486
1.90 0.0076890
1.91 0.0077295
1.92 0.0077700
1.93 0.0078104
1.94 0.0078509
1.95 0.0078914
1.96 0.0079318
1.97 0.0079723
1.98 0.0080128
1.99 0.0080532
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