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1 square miles = 640.0000004 acres 

Square miles to Acres Conversion

Square mile to acre conversion allow you make a conversion between square mile and acre easily. You can find the tool in the following.

Area Conversion

to

input
= 640.00000038
= 6.4 × 102
= 6.4E2
= 6.4e2
= 1,280.00000076
= 12.8 × 102
= 12.8E2
= 12.8e2
= 1,920.00000114
= 19.2 × 102
= 19.2E2
= 19.2e2
= 2,560.00000152
= 25.6 × 102
= 25.6E2
= 25.6e2
= 3,200.00000190
= 32 × 102
= 32E2
= 32e2

Quick Look: square miles to acres

square mile1 sq mi2 sq mi3 sq mi4 sq mi5 sq mi6 sq mi7 sq mi8 sq mi9 sq mi10 sq mi11 sq mi12 sq mi13 sq mi14 sq mi15 sq mi16 sq mi17 sq mi18 sq mi19 sq mi20 sq mi21 sq mi22 sq mi23 sq mi24 sq mi25 sq mi26 sq mi27 sq mi28 sq mi29 sq mi30 sq mi31 sq mi32 sq mi33 sq mi34 sq mi35 sq mi36 sq mi37 sq mi38 sq mi39 sq mi40 sq mi41 sq mi42 sq mi43 sq mi44 sq mi45 sq mi46 sq mi47 sq mi48 sq mi49 sq mi50 sq mi51 sq mi52 sq mi53 sq mi54 sq mi55 sq mi56 sq mi57 sq mi58 sq mi59 sq mi60 sq mi61 sq mi62 sq mi63 sq mi64 sq mi65 sq mi66 sq mi67 sq mi68 sq mi69 sq mi70 sq mi71 sq mi72 sq mi73 sq mi74 sq mi75 sq mi76 sq mi77 sq mi78 sq mi79 sq mi80 sq mi81 sq mi82 sq mi83 sq mi84 sq mi85 sq mi86 sq mi87 sq mi88 sq mi89 sq mi90 sq mi91 sq mi92 sq mi93 sq mi94 sq mi95 sq mi96 sq mi97 sq mi98 sq mi99 sq mi100 sq mi
acre640.0000004 ac1,280.0000008 ac1,920.0000011 ac2,560.0000015 ac3,200.0000019 ac3,840.0000023 ac4,480.0000027 ac5,120.0000030 ac5,760.0000034 ac6,400.0000038 ac7,040.0000042 ac7,680.0000046 ac8,320.0000049 ac8,960.0000053 ac9,600.0000057 ac10,240.0000061 ac10,880.0000065 ac11,520.0000068 ac12,160.0000072 ac12,800.0000076 ac13,440.0000080 ac14,080.0000084 ac14,720.0000087 ac15,360.0000091 ac16,000.0000095 ac16,640.0000099 ac17,280.0000102 ac17,920.0000106 ac18,560.0000110 ac19,200.0000114 ac19,840.0000118 ac20,480.0000121 ac21,120.0000125 ac21,760.0000129 ac22,400.0000133 ac23,040.0000137 ac23,680.0000140 ac24,320.0000144 ac24,960.0000148 ac25,600.0000152 ac26,240.0000156 ac26,880.0000159 ac27,520.0000163 ac28,160.0000167 ac28,800.0000171 ac29,440.0000175 ac30,080.0000178 ac30,720.0000182 ac31,360.0000186 ac32,000.0000190 ac32,640.0000194 ac33,280.0000197 ac33,920.0000201 ac34,560.0000205 ac35,200.0000209 ac35,840.0000213 ac36,480.0000216 ac37,120.0000220 ac37,760.0000224 ac38,400.0000228 ac39,040.0000232 ac39,680.0000235 ac40,320.0000239 ac40,960.0000243 ac41,600.0000247 ac42,240.0000251 ac42,880.0000254 ac43,520.0000258 ac44,160.0000262 ac44,800.0000266 ac45,440.0000269 ac46,080.0000273 ac46,720.0000277 ac47,360.0000281 ac48,000.0000285 ac48,640.0000288 ac49,280.0000292 ac49,920.0000296 ac50,560.0000300 ac51,200.0000304 ac51,840.0000307 ac52,480.0000311 ac53,120.0000315 ac53,760.0000319 ac54,400.0000323 ac55,040.0000326 ac55,680.0000330 ac56,320.0000334 ac56,960.0000338 ac57,600.0000342 ac58,240.0000345 ac58,880.0000349 ac59,520.0000353 ac60,160.0000357 ac60,800.0000361 ac61,440.0000364 ac62,080.0000368 ac62,720.0000372 ac63,360.0000376 ac64,000.0000380 ac

The square mile (abbreviated as sq mi and sometimes as mi²) is an imperial and US unit of measure for an area equal to the area of a square with a side length of one statute mile.

Name of unitSymbolDefinitionRelation to SI unitsUnit System
square milesq mi

≡ 1 mi × 1 mi

2.589988110336×106 m2

Imperial/US

conversion table

square milesacressquare milesacres
1≡ 640.000000379556≡ 3840.0000022773
2≡ 1280.00000075917≡ 4480.0000026569
3≡ 1920.00000113878≡ 5120.0000030364
4≡ 2560.00000151829≡ 5760.000003416
5≡ 3200.000001897810≡ 6400.0000037955

The acre is a unit of land area used in the imperial and US customary systems. It is defined as the area of 1 chain by 1 furlong (66 by 660 feet), which is exactly equal to  1640 of a square mile, 43,560 square feet, approximately 4,047 m2, or about 40% of a hectare.

Name of unitSymbolDefinitionRelation to SI unitsUnit System
acreac

≡ 1 ch × 10 ch = 4840 sq yd

≡ 4046.8564224 m2

Imperial/US

conversion table

acressquare milesacressquare miles
1≡ 0.00156249999907346≡ 0.0093749999944401
2≡ 0.00312499999814677≡ 0.010937499993513
3≡ 0.00468749999722018≡ 0.012499999992587
4≡ 0.00624999999629349≡ 0.01406249999166
5≡ 0.007812499995366810≡ 0.015624999990734

Conversion table

square milesacres
1≡ 640.0000004
0.0015625≡ 1

Legend

SymbolDefinition
exactly equal
approximately equal to
=equal to
digitsindicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)