Elk River, ID Demographics

Population 140 · Census ACS 2020–24

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Elk River, ID map of median age by neighborhood
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Population and households in Elk River

Household size in Elk River

Household size, people per household
PeriodElk RiverIdahoU.S.
2006–102.172.722.68
2010–142.032.782.73
2015–191.872.762.71
2020–242.042.792.65
Change−0.13+0.07−0.03
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Households in Elk River are small: just 2.04 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Household size has dropped from 2.17 in 2006–10, but in a place this small, survey estimates can swing a lot from one release to the next.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Elk River

Median age, years
PeriodElk RiverIdahoU.S.
2006–1053.635.537.7
2010–1455.736.638.6
2015–1959.537.639.6
2020–2465.138.240.1
Change+11.5+2.7+2.3
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With a median age of 65.1, Elk River is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Elk River

Single-parent households, % of households
PeriodElk RiverIdahoU.S.
2006–1014.8%10.0%12.3%
2010–140.7%10.2%12.3%
2015–194.2%9.3%11.6%
2020–2414.5%9.3%11.6%
Change−0.3 pts−0.7 pts−0.6 pts
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Single parents head about one in seven households in Elk River (14.5%), above the national share of 11.6%.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Elk River

Renters in Elk River

Renters, % of occupied homes
PeriodElk RiverIdahoU.S.
2006–1021.6%29.0%33.3%
2010–1430.8%30.8%35.6%
2015–1911.4%30.0%36.0%
2020–245.1%27.9%34.8%
Change−16.5 pts−1.1 pts+1.5 pts
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Elk River is overwhelmingly a place of homeowners: only 5.1% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. More than four in ten owners (43.5%) have paid off their mortgages, above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Elk River

Vacant homes, % of all homes
PeriodElk RiverIdahoU.S.
2006–1055.2%10.4%11.4%
2010–1468.1%11.0%11.4%
2015–1964.4%10.5%11.1%
2020–2473.3%9.3%9.6%
Change+18.1 pts−1.1 pts−1.8 pts
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Vacancy is high in Elk River: 73.3% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Elk River

Age of homes, median year built
PeriodElk RiverIdahoU.S.
2006–10197119821974
2010–14197519841975
2015–19197819861977
2020–24198619891980
Change+15+7+6
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Homes in Elk River are newer than the national norm: the median home was built in 1986, versus 1980 across the U.S. That is in line with the rest of Idaho.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Elk River

Rent, per month
PeriodElk RiverIdahoU.S.
2006–10$394$766$965
2010–14$441$820$1,040
2015–19$632$941$1,213
2020–24$833$1,407$1,571
Change+$439+$641+$606
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A typical rental in Elk River costs $833 a month with utilities, well below the national median of $1,571. Rent takes 25.6% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Elk River

Bachelor's degrees in Elk River

Bachelor's degrees, % of adults 25+
PeriodElk RiverIdahoU.S.
2006–1011.6%25.0%28.4%
2010–1416.6%25.9%29.6%
2015–1930.6%27.8%32.1%
2020–2431.1%31.7%35.6%
Change+19.6 pts+6.6 pts+7.2 pts
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Just over three in ten adults 25 and older in Elk River (31.1%) have a bachelor's degree or higher, a little below the national share of 35.6%. Idaho as a whole looks much the same.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Elk River

High school graduates, % of adults 25+
PeriodElk RiverIdahoU.S.
2006–1095.0%88.7%84.9%
2010–1489.9%89.3%86.1%
2015–1989.9%90.8%87.7%
2020–2498.8%92.1%89.3%
Change+3.8 pts+3.4 pts+4.3 pts
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Finishing high school is nearly universal in Elk River: 98.8% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Elk River

Unemployment, % of the labor force
PeriodElk RiverIdahoU.S.
2006–107.4%7.0%8.1%
2010–1415.5%8.1%9.4%
2015–1914.2%4.4%5.6%
2020–240.0%3.8%5.4%
Change−7.4 pts−3.2 pts−2.7 pts
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The survey found almost no one in Elk River out of work and looking, against 5.4% of the labor force nationally. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Elk River compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Elk River2.0465.114.5%5.1%73.3%1986$83331.1%98.8%0.0%
Bovill2.3448.35.2%3.5%16.9%1980$95024.3%95.2%1.5%
Crescent2.0557.03.3%19.2%16.4%1979$90525.3%94.0%3.2%
Helmer2.3348.25.1%3.8%16.4%1980$96324.5%95.2%1.5%
Clarkia2.6942.52.7%4.2%40.6%1993$72911.5%91.6%5.4%
Linden2.2450.23.6%9.6%12.5%1979$96824.8%94.5%2.1%
Teakean1.9962.07.3%8.8%36.6%1985$77721.4%89.0%4.3%
Southwick3.0245.96.2%5.3%34.1%1987$98920.1%96.6%0.1%
Cavendish1.9962.58.4%8.3%42.2%1985$78622.9%90.5%3.7%
Ahsahka1.9960.35.1%9.9%24.8%1985$77318.4%86.5%5.5%
Deary2.2546.32.1%10.8%9.3%1977$1,16728.7%94.7%0.6%

All figures 2020–24.

Cities with similar populations: Crockett, KY · Culp Creek, OR · Culbreth, NC · Crystal, KY · Crudup, AL · Crow Rock, MT · Crossgrove, PA · Cross Roads, LA · Crocketts Bluff, AR · Curtis, WA

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Elk River. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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