Population.us > Counties > South Dakota > Dewey County

Population of Dewey County

Last official estimated population of Dewey County was 5,329 (year 2014)[1]. This was 0.002% of total US population and 0.6% of total South Dakota state population. Area of Dewey County is 2,445.3 mi² (=6333.2 km²), in this year population density was 2.18 p/mi². If population growth rate would be same as in period 2010-2014 (+0.13%/yr), Dewey County population in 2022 would be 5,385 [0].


Historical population

Historical population of Dewey County for period 1880-2014 [1] , [2] , [3]:

Maps: Population, population density, population changes

Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.

PopulationDensityChangesLegendsPosition

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Annual growth rate

[1880-1910] +11.31 %/yr
[1910-1920] +15.41 %/yr
[1920-1930] +3.04 %/yr
[1930-1940] -1.25 %/yr
[1940-1950] -1.48 %/yr
[1950-1960] +0.67 %/yr
[1960-1970] -0.17 %/yr
[1970-1980] +0.37 %/yr
[1980-1990] +0.29 %/yr
[1990-2000] +0.78 %/yr
[2000-2005] -1.04 %/yr
[2005-2010] -1.33 %/yr
[2010-2014] +0.13 %/yr

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Demography

Population of Dewey County by age groups male (M) and female (F)[1b]

Age Gr. (M) (F) Total
0 to 4 328 337 665
5 to 9 272 261 533
10 to 14 247 268 515
15 to 19 206 231 437
20 to 24 196 213 409
25 to 29 164 177 341
30 to 34 191 174 365
35 to 39 142 161 303
40 to 44 118 163 281
45 to 49 164 160 324
50 to 54 198 196 394
55 to 59 151 155 306
60 to 64 112 112 224
65 to 69 88 95 183
70 to 74 60 70 130
75 to 79 45 60 105
80 to 84 29 53 82
85+ 28 37 65

Dewey County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.

Race Male Female Total
NH 2633 2832 5,465
IAC 2054 2243 4,297
NHIAC 1984 2164 4,148
IA 1957 2163 4,120
NHIA 1896 2086 3,982
WAC 761 741 1,502
NHWAC 720 728 1,448
WA 643 649 1,292
NHWA 615 639 1,254
TOM 122 97 219
NHTOM 109 94 203
H 106 91 197
HIAC 70 79 149
HIA 61 77 138
HWAC 41 13 54
BAC 28 19 47
NHBAC 23 17 40
HWA 28 10 38
AAC 20 18 38
NHAAC 17 17 34
BA 14 7 21
NHBA 11 6 17
HTOM 13 3 16
AA 3 7 10
NHAA 2 7 9
HBAC 5 2 7
HBA 3 1 4
HAAC 3 1 4
NAC 2 2 4
NHNAC 2 1 3
HAA 1 0 1
HNAC 0 1 1
NA 0 0 0
HNA 0 0 0
NHNA 0 0 0

Counties near Dewey County

Hughes County population 67.6 mi, 141°
Walworth County 43.9 mi, 63°
Sioux County 67.4 mi, 350°
Corson County 40.7 mi, 335°
Stanley County 50.8 mi, 175°
Ziebach County 41.6 mi, 254°
Potter County 43.2 mi, 98°
Haakon County 70.4 mi, 211°
Campbell County 59.8 mi, 42°
Sully County 45.4 mi, 130°


Sources, notices

[0] Calculated by population.us from last known population growth rate, not official data.

[1] County population - 2014, archived from the original, retrieved 02/23/2016

[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016

[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016

[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016

[4] County area, latitude longitude data, retrieved 02/23/2016

[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016

See note 5 South Dakota Notes

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