Markham, WA Demographics

Population 2,329 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Markham, WA map of median age by neighborhood
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Population and households in Markham

Household size in Markham

Household size, people per household
PeriodMarkhamWashingtonU.S.
2006–102.792.562.68
2010–142.292.622.73
2015–192.612.622.71
2020–242.122.612.65
Change−0.67+0.05−0.03
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Markham is a place of small households, averaging 2.12 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Since 2006–10, household size has dropped from 2.79, 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 Markham

Median age, years
PeriodMarkhamWashingtonU.S.
2006–1036.738.037.7
2010–1438.438.738.6
2015–1942.239.339.6
2020–2441.339.640.1
Change+4.6+1.6+2.3
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Half of the people in Markham are younger than 41.3 and half are older, close to the national median of 40.1. The population here is older than in Washington overall, where the median age is 39.6.

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 Markham

Single-parent households, % of households
PeriodMarkhamWashingtonU.S.
2006–108.4%10.9%12.3%
2010–1417.1%10.6%12.3%
2015–196.3%10.1%11.6%
2020–2412.7%10.1%11.6%
Change+4.3 pts−0.8 pts−0.6 pts
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Single parents head about one in eight households in Markham (12.7%), a bit 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 Markham

Renters in Markham

Renters, % of occupied homes
PeriodMarkhamWashingtonU.S.
2006–1019.7%35.2%33.3%
2010–1412.0%37.3%35.6%
2015–1914.3%37.0%36.0%
2020–246.9%36.2%34.8%
Change−12.8 pts+1.0 pts+1.5 pts
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Only 6.9% of households in Markham rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. About half of owners (49.9%) have paid off their mortgages, 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 Markham

Vacant homes, % of all homes
PeriodMarkhamWashingtonU.S.
2006–1034.9%9.2%11.4%
2010–1412.6%9.2%11.4%
2015–1916.3%8.2%11.1%
2020–244.7%7.6%9.6%
Change−30.2 pts−1.6 pts−1.8 pts
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Only 4.7% of homes in Markham are vacant, far below the national rate of 9.6%, which usually means strong demand for housing.

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 Markham

Age of homes, median year built
PeriodMarkhamWashingtonU.S.
2006–10199119771974
2010–14197319791975
2015–19198219801977
2020–24198219841980
Change−9+6+6
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Homes in Markham are about the same age as the nation's housing: the median home was built in 1982, versus 1980 nationally.

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 Markham

Rent, per month
PeriodMarkhamWashingtonU.S.
2006–10$593$1,018$965
2010–14$607$1,127$1,040
2015–19$823$1,390$1,213
2020–24$633$1,875$1,571
Change+$40+$858+$606
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A typical rental in Markham costs $633 a month with utilities, well below the national median of $1,571. The typical renter here spends 45.0% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

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 Markham

Bachelor's degrees in Markham

Bachelor's degrees, % of adults 25+
PeriodMarkhamWashingtonU.S.
2006–108.8%31.0%28.4%
2010–147.2%32.1%29.6%
2015–194.0%35.5%32.1%
2020–244.8%38.8%35.6%
Change−4.0 pts+7.8 pts+7.2 pts
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College degrees are relatively uncommon in Markham: 4.8% 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 Markham

High school graduates, % of adults 25+
PeriodMarkhamWashingtonU.S.
2006–1081.0%89.5%84.9%
2010–1487.0%90.0%86.1%
2015–1994.0%91.0%87.7%
2020–2494.6%91.9%89.3%
Change+13.6 pts+2.4 pts+4.3 pts
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High school completion is high in Markham: 94.6% 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 Markham

Unemployment, % of the labor force
PeriodMarkhamWashingtonU.S.
2006–1018.9%7.6%8.1%
2010–1413.4%8.9%9.4%
2015–1911.0%5.1%5.6%
2020–240.0%5.1%5.4%
Change−18.9 pts−2.5 pts−2.7 pts
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The survey found almost no one in Markham 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).

Markham compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Markham2.1241.312.7%6.9%4.7%1982$6334.8%94.6%0.0%
Hoquiam2.4339.815.8%35.6%8.0%1945$1,17418.8%92.8%10.0%
Ocosta2.1241.312.7%6.9%4.7%1982$6334.8%94.6%0.0%
Grays Harbor City2.6544.619.0%23.6%2.9%1951$85924.8%90.7%4.1%
South Aberdeen2.3645.84.7%8.5%4.6%1973$1,09323.5%93.4%1.1%
Aberdeen2.8338.215.8%38.0%10.9%1953$1,03614.8%84.5%9.6%
Junction City2.4843.93.1%5.6%5.8%1971$1,16125.8%92.7%1.3%
Cosmopolis2.4341.86.8%24.6%9.7%1958$1,29521.1%90.4%11.0%
Woodlawn2.4240.619.0%20.2%19.3%1959$1,53914.7%90.7%28.6%
New London2.7439.314.4%29.2%4.4%1971$70812.4%88.6%2.1%
Westport2.0355.94.2%36.6%38.3%1979$88518.5%89.5%2.1%

All figures 2020–24.

Cities with similar populations: Woodward, IA · Millican, TX · New Boston, OH · Linden, AL · South Boardman, MI · Tekamah, NE · Grey Forest, TX · Greenup, IL · Greene, RI · Gower, MO

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 Markham. 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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