Three Rocks, OR Demographics

Population 69 · Census ACS 2020–24

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Population and households in Three Rocks

Household size in Three Rocks

Household size, people per household
PeriodThree RocksOregonU.S.
2006–102.092.502.68
2010–142.332.552.73
2015–192.112.562.71
2020–242.352.502.65
Change+0.26+0.00−0.03
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Households in Three Rocks are small: just 2.35 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 climbed from 2.09 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 Three Rocks

Median age, years
PeriodThree RocksOregonU.S.
2006–1055.839.037.7
2010–1453.740.038.6
2015–1960.840.939.6
2020–2450.441.640.1
Change−5.4+2.5+2.3
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With a median age of 50.4, Three Rocks 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 Three Rocks

Single-parent households, % of households
PeriodThree RocksOregonU.S.
2006–105.0%10.5%12.3%
2010–146.7%10.8%12.3%
2015–194.8%9.9%11.6%
2020–247.4%10.4%11.6%
Change+2.4 pts−0.1 pts−0.6 pts
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Single parents head only 7.4% of households in Three Rocks, 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 Three Rocks

Renters in Three Rocks

Renters, % of occupied homes
PeriodThree RocksOregonU.S.
2006–109.3%36.2%33.3%
2010–1423.7%38.5%35.6%
2015–1916.4%37.6%36.0%
2020–2427.6%36.7%34.8%
Change+18.3 pts+0.5 pts+1.5 pts
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More than a quarter of households in Three Rocks rent their homes (27.6%), below the national share of 34.8%; the rest own. Among homeowners, 52.1% have no mortgage at all, well 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 Three Rocks

Vacant homes, % of all homes
PeriodThree RocksOregonU.S.
2006–1067.8%8.9%11.4%
2010–1462.6%9.1%11.4%
2015–1960.6%8.3%11.1%
2020–2457.3%7.4%9.6%
Change−10.5 pts−1.5 pts−1.8 pts
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Vacancy is high in Three Rocks: 57.3% 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 Three Rocks

Age of homes, median year built
PeriodThree RocksOregonU.S.
2006–10198519761974
2010–14198619771975
2015–19198719781977
2020–24198619811980
Change+1+5+6
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Homes in Three Rocks are newer than the national norm: the median home was built in 1986, versus 1980 across the U.S.

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 Three Rocks

Rent, per month
PeriodThree RocksOregonU.S.
2006–10$606$870$965
2010–14$678$982$1,040
2015–19$1,197$1,183$1,213
2020–24$1,288$1,601$1,571
Change+$682+$731+$606
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A typical rental in Three Rocks costs $1,288 a month with utilities, below the national median of $1,571. The typical renter here spends 24.5% 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 Three Rocks

Bachelor's degrees in Three Rocks

Bachelor's degrees, % of adults 25+
PeriodThree RocksOregonU.S.
2006–1040.3%29.0%28.4%
2010–1442.6%30.2%29.6%
2015–1933.6%33.5%32.1%
2020–2434.6%36.4%35.6%
Change−5.7 pts+7.3 pts+7.2 pts
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College degrees are about as common in Three Rocks as nationally: 34.6% of adults 25 and older have a bachelor's or higher, against 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 Three Rocks

High school graduates, % of adults 25+
PeriodThree RocksOregonU.S.
2006–1090.6%88.5%84.9%
2010–1494.6%89.4%86.1%
2015–1989.7%90.5%87.7%
2020–2497.5%91.5%89.3%
Change+6.9 pts+3.0 pts+4.3 pts
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Finishing high school is nearly universal in Three Rocks: 97.5% 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 Three Rocks

Unemployment, % of the labor force
PeriodThree RocksOregonU.S.
2006–103.7%8.8%8.1%
2010–148.1%10.6%9.4%
2015–193.7%5.6%5.6%
2020–2412.1%5.3%5.4%
Change+8.5 pts−3.5 pts−2.7 pts
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Unemployment in Three Rocks runs well above the national rate: 12.1% of the labor force was out of work and looking, against 5.4%. 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).

Three Rocks compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Three Rocks2.3550.47.4%27.6%57.3%1986$1,28834.6%97.5%12.1%
Neotsu2.3657.65.2%26.8%40.4%1978$85332.5%97.5%4.1%
Otis2.4451.716.3%8.2%26.7%1990$1,14323.4%89.8%0.6%
Neskowin2.1350.25.0%31.8%68.6%1978$1,19141.7%100.0%13.0%
Roads End2.4548.99.2%19.0%43.8%1986$1,16826.4%92.3%4.2%
Lincoln City2.1749.99.1%36.9%36.5%1981$1,23926.3%90.1%5.7%
DeLake2.3743.911.6%34.1%20.9%1995$1,27218.8%87.5%7.0%
Meda2.3549.88.8%30.9%62.2%1982$1,19137.3%97.7%9.7%
Nelscott2.1857.316.7%6.2%22.3%1989$1,06925.7%91.7%2.8%
Rose Lodge2.6745.412.9%17.3%24.5%1987$1,02318.7%89.8%3.9%
Pacific City2.3356.14.1%18.4%50.3%1982$1,26528.0%100.0%0.2%

All figures 2020–24.

Cities with similar populations: Elkhart, OK · Engle, TX · Emory Gap, TN · Emerald Mountain, AL · Emeline, IA · Elmora, PA · Elmo, VA · Elmburg, KY · Elm Grove, TX · Elliott, MD

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 Three Rocks. 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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