Population by Age in Dewey County
*Base on 2010 Data
| Total population | 4,810 | 100.00% |
| Under 5 years | 300 | 6.24% |
| 5 to 9 years | 354 | 7.36% |
| 10 to 14 years | 349 | 7.26% |
| 15 to 19 years | 309 | 6.42% |
| 20 to 24 years | 171 | 3.56% |
| 25 to 29 years | 262 | 5.45% |
| 30 to 34 years | 267 | 5.55% |
| 35 to 39 years | 231 | 4.80% |
| 40 to 44 years | 296 | 6.15% |
| 45 to 49 years | 324 | 6.74% |
| 50 to 54 years | 376 | 7.82% |
| 55 to 59 years | 298 | 6.20% |
| 60 to 64 years | 315 | 6.55% |
| 65 to 69 years | 280 | 5.82% |
| 70 to 74 years | 250 | 5.20% |
| 75 to 79 years | 168 | 3.49% |
| 80 to 84 years | 122 | 2.54% |
| 85 years and over | 138 | 2.87% |
Male Population in Dewey County
*Base on 2010 Data
| Male population | 2,402 | 49.94% |
| Under 5 years | 157 | 3.26% |
| 5 to 9 years | 168 | 3.49% |
| 10 to 14 years | 181 | 3.76% |
| 15 to 19 years | 176 | 3.66% |
| 20 to 24 years | 103 | 2.14% |
| 25 to 29 years | 138 | 2.87% |
| 30 to 34 years | 138 | 2.87% |
| 35 to 39 years | 105 | 2.18% |
| 40 to 44 years | 157 | 3.26% |
| 45 to 49 years | 168 | 3.49% |
| 50 to 54 years | 179 | 3.72% |
| 55 to 59 years | 156 | 3.24% |
| 60 to 64 years | 159 | 3.31% |
| 65 to 69 years | 133 | 2.77% |
| 70 to 74 years | 116 | 2.41% |
| 75 to 79 years | 81 | 1.68% |
| 80 to 84 years | 50 | 1.04% |
| 85 years and over | 37 | 0.77% |
Female Population in Dewey County
*Base on 2010 Data
| Female population | 2,408 | 50.06% |
| Under 5 years | 143 | 2.97% |
| 5 to 9 years | 186 | 3.87% |
| 10 to 14 years | 168 | 3.49% |
| 15 to 19 years | 133 | 2.77% |
| 20 to 24 years | 68 | 1.41% |
| 25 to 29 years | 124 | 2.58% |
| 30 to 34 years | 129 | 2.68% |
| 35 to 39 years | 126 | 2.62% |
| 40 to 44 years | 139 | 2.89% |
| 45 to 49 years | 156 | 3.24% |
| 50 to 54 years | 197 | 4.10% |
| 55 to 59 years | 142 | 2.95% |
| 60 to 64 years | 156 | 3.24% |
| 65 to 69 years | 147 | 3.06% |
| 70 to 74 years | 134 | 2.79% |
| 75 to 79 years | 87 | 1.81% |
| 80 to 84 years | 72 | 1.50% |
| 85 years and over | 101 | 2.10% |
Median Age in Dewey County
*Base on 2010 Data
| Both | 42.80% | |
| Male | 41.10% | |
| Female | 44.40% |
Race in Dewey County
*Base on 2010 Data
| Total | 4,810 | 100.00% |
| Population of one race | 4,658 | 96.84% |
| White | 4,285 | 89.09% |
| Black or African American | 16 | 0.33% |
| American Indian and Alaska Native | 277 | 5.76% |
| Asian | 33 | 0.69% |
| Asian Indian | 1 | 0.02% |
| Chinese | 1 | 0.02% |
| Filipino | 6 | 0.12% |
| Japanese | 0 | 0.00% |
| Korean | 0 | 0.00% |
| Vietnamese | 0 | 0.00% |
| Other Asian | 25 | 0.52% |
| Native Hawaiian and Other Pacific Islander | 0 | 0.00% |
| Native Hawaiian | 0 | 0.00% |
| Guamanian or Chamorro | 0 | 0.00% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 0 | 0.00% |
| Some Other Race | 47 | 0.98% |
| Population of Two or More Races | 152 | 3.16% |
| White; American Indian and Alaska Native | 109 | 2.27% |
| White; Asian | 4 | 0.08% |
| White; Black or African American | 20 | 0.42% |
| White; Some Other Race | 8 | 0.17% |
The Population 16 Years in Dewey County
*Base on 2010 Data
| Total | 3,740 | 100.00% |
| Male | 1,856 | 49.63% |
| Female | 1,884 | 50.37% |
The Population 18 Years in Dewey County
*Base on 2010 Data
| Total | 3,589 | 100.00% |
| Male | 1,778 | 49.54% |
| Female | 1,811 | 50.46% |
The Population 21 Years in Dewey County
*Base on 2010 Data
| Total | 3,474 | 100.00% |
| Male | 1,705 | 49.08% |
| Female | 1,769 | 50.92% |
The Population 62 Years in Dewey County
*Base on 2010 Data
| Total | 1,137 | 100.00% |
| Male | 516 | 45.38% |
| Female | 621 | 54.62% |
The Population 65 Years in Dewey County
*Base on 2010 Data
| Total | 958 | 100.00% |
| Male | 417 | 43.53% |
| Female | 541 | 56.47% |
Race (total races tallied) in Dewey County
*Base on 2010 Data
| White alone or in combination with one or more other races | 4,431 | 89.21% |
| Black or African American alone or in combination with one or more other races | 42 | 0.85% |
| American Indian and Alaska Native alone or in combination with one or more other races | 393 | 7.91% |
| Asian alone or in combination with one or more other races | 43 | 0.87% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 1 | 0.02% |
| Some Other Race alone or in combination with one or more other races | 57 | 1.15% |
Hispanic or Latino by Specific Origin in Dewey County
*Base on 2010 Data
| Total | 4,810 | 100.00% |
| Hispanic or Latino (of any race) | 231 | 4.80% |
| Mexican | 193 | 4.01% |
| Puerto Rican | 0 | 0.00% |
| Cuban | 0 | 0.00% |
| Other Hispanic or Latino | 38 | 0.79% |
| Not Hispanic or Latino | 4,579 | 95.20% |
Hispanic or Latino and Race in Dewey County
*Base on 2010 Data
| Total | 4,810 | 100.00% |
| Hispanic or Latino | 231 | 4.80% |
| White alone | 149 | 3.10% |
| Black or African American alone | 0 | 0.00% |
| American Indian and Alaska Native alone | 16 | 0.33% |
| Asian alone | 0 | 0.00% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 46 | 0.96% |
| Two or More Races | 20 | 0.42% |
| Not Hispanic or Latino | 4,579 | 95.20% |
| White alone | 4,136 | 85.99% |
| Black or African American alone | 16 | 0.33% |
| American Indian and Alaska Native alone | 261 | 5.43% |
| Asian alone | 33 | 0.69% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 1 | 0.02% |
| Two or More Races | 132 | 2.74% |
Relationship in Dewey County
*Base on 2010 Data
| Total | 4,810 | 100.00% |
| In households | 4,717 | 98.07% |
| Householder | 1,944 | 40.42% |
| Spouse | 1,101 | 22.89% |
| Child | 1,323 | 27.51% |
| Own child under 18 years | 1,074 | 22.33% |
| Other relatives | 216 | 4.49% |
| Under 18 years | 132 | 2.74% |
| 65 years and over | 13 | 0.27% |
| Nonrelatives | 133 | 2.77% |
| Under 18 years | 14 | 0.29% |
| 65 years and over | 11 | 0.23% |
| Unmarried partner | 83 | 1.73% |
| In group quarters | 93 | 1.93% |
| Institutionalized population | 93 | 1.93% |
| Male | 36 | 0.75% |
| Female | 57 | 1.19% |
| Noninstitutionalized population | 0 | 0.00% |
| Male | 0 | 0.00% |
| Female | 0 | 0.00% |
Households by Type in Dewey County
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 1,944 | 100.00% |
| Family households (families) | 1,332 | 68.52% |
| With own children under 18 years | 525 | 27.01% |
| Husband-wife family | 1,101 | 56.64% |
| With own children under 18 years | 395 | 20.32% |
| Male householder, no wife present | 78 | 4.01% |
| With own children under 18 years | 47 | 2.42% |
| Female householder, no husband present | 153 | 7.87% |
| With own children under 18 years | 83 | 4.27% |
| Nonfamily households | 612 | 31.48% |
| Householder living alone | 560 | 28.81% |
| Male | 261 | 13.43% |
| 65 years and over | 73 | 3.76% |
| Female | 299 | 15.38% |
| 65 years and over | 212 | 10.91% |
Households with individuals under 18 years in Dewey County
*Base on 2010 Data
| Total | 592 | 30.45% |
Households with individuals under 65 years in Dewey County
*Base on 2010 Data
| Total | 648 | 33.33% |
Average Household Size in Dewey County
*Base on 2010 Data
| Average household size | 2 | % |
Average Family Size in Dewey County
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Dewey County
*Base on 2010 Data
| Total | 2,445 | 100.00% |
| Occupied housing units | 1,944 | 79.51% |
| Vacant housing units | 501 | 20.49% |
| For rent | 60 | 2.45% |
| Rented, not occupied | 4 | 0.16% |
| For sale only | 23 | 0.94% |
| Sold, not occupied | 16 | 0.65% |
| For seasonal, recreational, or occasional use | 86 | 3.52% |
| All other vacants | 312 | 12.76% |
Homeowner Vacancy Rate in Dewey County
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 1.40% |
Rental Vacancy Rate in Dewey County
*Base on 2010 Data
| Rental vacancy rate (percent) | 13.60% |
Housing Tenure(Occupied housing units) in Dewey County
*Base on 2010 Data
| Total | 1,944 | 100.00% |
| Owner-occupied housing units | 1,568 | 80.66% |
| Renter-occupied housing units | 376 | 19.34% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Dewey County
*Base on 2010 Data
| Owner-occupied housing units | 3,832 | 81.24% |
| Renter-occupied housing units | 885 | 18.76% |
Average Household Size of Occupied Housing Units by Tenure in Dewey County
*Base on 2010 Data
| Owner occupied | 2 | % |
| Renter occupied | 2 | % |