Gem County, Idaho demographics
Population: 18,692
Median age: 44.7
Median household income: 59,957
Demographics, population, home values, social and economic characteristics of Gem County, Idaho.
Population
| 2021 | 18,692 |
| 2020 | 17,771 |
| 2019 | 17,331 |
| 2018 | 17,052 |
| 2017 | 16,850 |
| 2016 | 16,853 |
| 2015 | 16,731 |
| 2014 | 16,732 |
| 2013 | 16,722 |
| 2012 | 16,768 |
| 2011 | 16,783 |
| 2010 | 16,778 |
| 2009 | 16,355 |
Gem County, ID cities
Emmett city - 7,408
Census data for Gem County, Idaho
Demographic and housing estimates in Gem County, Idaho
| Total population | 18,692 |
| Male | 9,425 |
| Female | 9,267 |
| Total population | 18,692 |
| Under 5 years | 990 |
| 5 to 9 years | 1,071 |
| 10 to 14 years | 1,481 |
| 15 to 19 years | 1,120 |
| 20 to 24 years | 894 |
| 25 to 34 years | 1,889 |
| 35 to 44 years | 2,004 |
| 45 to 54 years | 2,413 |
| 55 to 59 years | 951 |
| 60 to 64 years | 1,866 |
| 65 to 74 years | 2,392 |
| 75 to 84 years | 1,407 |
| 85 years and over | 214 |
| Median age (years) | 44.7 |
| Under 18 years | 4,273 |
| 16 years and over | 14,950 |
| 18 years and over | 14,419 |
| 21 years and over | 13,930 |
| 62 years and over | 5,196 |
| 65 years and over | 4,013 |
| Total population | 18,692 |
| One race | 17,280 |
| White | 16,094 |
| Black or African American | 18 |
| American Indian and Alaska Native | 136 |
| Asian | 69 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 963 |
| Two or more races | 1,412 |
| Citizen, VOTING AGE 18 and over population | 14,023 |
| Male Citizen, VOTING AGE 18 and over population | 6,905 |
| Female Citizen, VOTING AGE 18 and over population | 7,118 |
Social characteristics in Gem County, Idaho
| Total households | 6,943 |
| Family households (families) | 3,910 |
| Married-couple family | 386 |
| Male householder, no wife present, family | 1,125 |
| Female householder, no husband present, family | 767 |
| Nonfamily households | 1,522 |
| Average household size | 2,779 |
| Average family size | 2.67 |
Economic characteristics in Gem County, Idaho
| Total households | 6,943 |
| Less than $10,000 | 322 |
| $10,000 to $14,999 | 376 |
| $15,000 to $24,999 | 695 |
| $25,000 to $34,999 | 526 |
| $35,000 to $49,999 | 877 |
| $50,000 to $74,999 | 1,701 |
| $75,000 to $99,999 | 807 |
| $100,000 to $149,999 | 930 |
| $150,000 to $199,999 | 392 |
| $200,000 or more | 317 |
| Median household income (dollars) | 59,957 |
Housing characteristics in Gem County, Idaho
| Total housing units | 7,508 |
| Occupied housing units | 6,943 |
| Vacant housing units | 565 |
| Total housing units | 7,508 |
| 1-unit, detached | 5,808 |
| 1-unit, attached | 71 |
| 2 units | 81 |
| 3 or 4 units | 197 |
| 5 to 9 units | 97 |
| 10 to 19 units | 19 |
| 20 or more units | 281 |
| Mobile home | 891 |
| Boat, RV, van, etc. | 63 |
| Total housing units | 7,508 |
| Built 2014 or later | 61 |
| Built 2010 to 2013 | 346 |
| Built 2000 to 2009 | 1,444 |
| Built 1990 to 1999 | 1,064 |
| Built 1980 to 1989 | 540 |
| Built 1970 to 1979 | 1,716 |
| Built 1960 to 1969 | 566 |
| Built 1950 to 1959 | 364 |
| Built 1940 to 1949 | 423 |
| Built 1939 or earlier | 984 |
| Total housing units | 7,508 |
| 1 room | 199 |
| 2 rooms | 146 |
| 3 rooms | 637 |
| 4 rooms | 780 |
| 5 rooms | 1,528 |
| 6 rooms | 1,279 |
| 7 rooms | 1,084 |
| 8 rooms | 844 |
| 9 rooms or more | 1,011 |
| Median rooms | 5.9 |
| Total housing units | 7,508 |
| No bedroom | 199 |
| 1 bedroom | 486 |
| 2 bedrooms | 1,981 |
| 3 bedrooms | 3,343 |
| 4 bedrooms | 1,172 |
| 5 or more bedrooms | 327 |
| Occupied housing units | 6,943 |
| Owner-occupied | 5,251 |
| Renter-occupied | 1,692 |
| Average household size of owner-occupied unit | 2.67 |
| Average household size of renter-occupied unit | 2.67 |
| Occupied housing units | 6,943 |
| Moved in 2017 or later | 488 |
| Moved in 2015 to 2016 | 2,250 |
| Moved in 2010 to 2014 | 1,096 |
| Moved in 2000 to 2009 | 1,546 |
| Moved in 1990 to 1999 | 896 |
| Moved in 1989 and earlier | 667 |
| Owner-occupied units | 5,251 |
| Less than $50,000 | 271 |
| $50,000 to $99,999 | 302 |
| $100,000 to $149,999 | 623 |
| $150,000 to $199,999 | 1,186 |
| $200,000 to $299,999 | 863 |
| $300,000 to $499,999 | 1,216 |
| $500,000 to $999,999 | 728 |
| $1,000,000 or more | 62 |
| Median (dollars) | 229,000 |
| Owner-occupied units | 5,251 |
| Housing units with a mortgage | 3,403 |
| Housing units without a mortgage | 1,848 |
| Occupied units paying rent | 1,579 |
| Less than $500 | 409 |
| $500 to $999 | 945 |
| $1,000 to $1,499 | 136 |
| $1,500 to $1,999 | 89 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 725 |
| No rent paid | 113 |
Demographic data for Gem County, ID and each city in the county. Lists of cities by population, wealth and poverty in Gem County, ID.
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