Clarkia, ID Demographics

Population 71 · Census ACS 2020–24

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

Household size in Clarkia

Household size, people per household
PeriodClarkiaIdahoU.S.
2006–102.322.722.68
2010–142.352.782.73
2015–192.062.762.71
2020–242.692.792.65
Change+0.38+0.07−0.03
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At 2.69 people per household, Clarkia sits close to the national average of 2.65. The typical household here is smaller than in Idaho overall, where it has 2.79 people. Since 2006–10, household size has climbed from 2.32, but in a place this small, much of that may be survey noise rather than real change.

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 Clarkia

Median age, years
PeriodClarkiaIdahoU.S.
2006–1035.435.537.7
2010–1443.736.638.6
2015–1948.537.639.6
2020–2442.538.240.1
Change+7.0+2.7+2.3
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The median resident of Clarkia is 42.5 years old, a bit older than the national median of 40.1.

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 Clarkia

Single-parent households, % of households
PeriodClarkiaIdahoU.S.
2006–106.3%10.0%12.3%
2010–141.8%10.2%12.3%
2015–195.3%9.3%11.6%
2020–242.7%9.3%11.6%
Change−3.6 pts−0.7 pts−0.6 pts
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Single parents head only 2.7% of households in Clarkia, well below 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 Clarkia

Renters in Clarkia

Renters, % of occupied homes
PeriodClarkiaIdahoU.S.
2006–1021.8%29.0%33.3%
2010–1436.9%30.8%35.6%
2015–1920.8%30.0%36.0%
2020–244.2%27.9%34.8%
Change−17.6 pts−1.1 pts+1.5 pts
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Only 4.2% of households in Clarkia rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Just over four in ten owners (42.8%) have paid off their mortgages, about the same as nationally.

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 Clarkia

Vacant homes, % of all homes
PeriodClarkiaIdahoU.S.
2006–1037.6%10.4%11.4%
2010–1441.6%11.0%11.4%
2015–1962.1%10.5%11.1%
2020–2440.6%9.3%9.6%
Change+3.0 pts−1.1 pts−1.8 pts
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Vacancy is high in Clarkia: 40.6% 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 Clarkia

Age of homes, median year built
PeriodClarkiaIdahoU.S.
2006–10196419821974
2010–14197619841975
2015–19197419861977
2020–24199319891980
Change+28+7+6
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Clarkia has newer housing than the country as a whole: the median home was built in 1993, versus 1980 nationally. 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 Clarkia

Rent, per month
PeriodClarkiaIdahoU.S.
2006–10$451$766$965
2010–14$556$820$1,040
2015–19$518$941$1,213
2020–24$729$1,407$1,571
Change+$278+$641+$606
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A typical rental in Clarkia costs $729 a month with utilities, well below the national median of $1,571. The typical renter here spends 13.0% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

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 Clarkia

Bachelor's degrees in Clarkia

Bachelor's degrees, % of adults 25+
PeriodClarkiaIdahoU.S.
2006–1025.7%25.0%28.4%
2010–149.6%25.9%29.6%
2015–1921.5%27.8%32.1%
2020–2411.5%31.7%35.6%
Change−14.1 pts+6.6 pts+7.2 pts
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College degrees are relatively uncommon in Clarkia: 11.5% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%.

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 Clarkia

High school graduates, % of adults 25+
PeriodClarkiaIdahoU.S.
2006–1092.4%88.7%84.9%
2010–1480.7%89.3%86.1%
2015–1993.2%90.8%87.7%
2020–2491.6%92.1%89.3%
Change−0.8 pts+3.4 pts+4.3 pts
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High school completion in Clarkia is a bit above the national rate: 91.6% of adults have a diploma or equivalent, against 89.3%. The picture is much the same across Idaho.

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 Clarkia

Unemployment, % of the labor force
PeriodClarkiaIdahoU.S.
2006–105.3%7.0%8.1%
2010–145.3%8.1%9.4%
2015–192.1%4.4%5.6%
2020–245.4%3.8%5.4%
Change+0.1 pts−3.2 pts−2.7 pts
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Unemployment in Clarkia is the same as the national rate: 5.4% of the labor force. The rate is higher than in Idaho overall (3.8%). Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current 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).

Clarkia compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Clarkia2.6942.52.7%4.2%40.6%1993$72911.5%91.6%5.4%
Fernwood2.4247.89.5%25.5%10.0%1984$83130.0%79.7%0.2%
Bovill2.3448.35.2%3.5%16.9%1980$95024.3%95.2%1.5%
Santa2.3349.910.1%24.4%10.7%1984$83528.1%79.2%0.0%
Elk River2.0465.114.5%5.1%73.3%1986$83331.1%98.8%0.0%
Helmer2.3348.25.1%3.8%16.4%1980$96324.5%95.2%1.5%
Emida2.8039.38.4%42.0%1.0%1983$83542.2%79.5%0.0%
Deary2.2546.32.1%10.8%9.3%1977$1,16728.7%94.7%0.6%
Calder2.7241.62.2%4.2%39.3%1993$72510.8%91.3%5.6%
St. Joe2.0356.89.7%14.3%25.2%1988$81012.6%81.7%1.3%
Linden2.2450.23.6%9.6%12.5%1979$96824.8%94.5%2.1%

All figures 2020–24.

Cities with similar populations: Old Moses, NM · Notnac, LA · Notrees, TX · Nowlin, SD · Number Four, NY · Nutwood, IL · Oak Springs, AZ · Oak Terrace, FL · Oak Valley, KS · Oaksville, NY

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 Clarkia. 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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