Montclair, VA Demographics

Population 22,751 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Montclair, VA map of median age by neighborhood
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Population and households in Montclair

Household size in Montclair

Household size, people per household
PeriodMontclairWashington areaVirginiaU.S.
2006–103.062.732.632.68
2010–143.062.822.682.73
2015–193.042.862.682.71
2020–243.152.772.622.65
Change+0.09+0.04−0.01−0.03
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Montclair is a place of big households: 3.15 people per home on average, compared with 2.65 nationally. Numbers like that usually point to plenty of families with kids. Since 2006–10, household size has climbed from 3.06, even as the national average fell.

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 Montclair

Median age, years
PeriodMontclairWashington areaVirginiaU.S.
2006–1038.437.038.237.7
2010–1440.437.639.038.6
2015–1940.638.540.039.6
2020–2440.339.240.340.1
Change+1.9+2.2+2.1+2.3
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Half of the people in Montclair are younger than 40.3 and half are older, close to the national median of 40.1. The median age has climbed from 38.4 in 2006–10, mirroring the country. Residents skew youngest in the west and oldest in the southeast.

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 Montclair

Single-parent households, % of households
PeriodMontclairWashington areaVirginiaU.S.
2006–1012.2%11.3%11.1%12.3%
2010–1410.2%11.3%11.0%12.3%
2015–1910.1%10.4%10.5%11.6%
2020–2410.5%10.4%10.7%11.6%
Change−1.7 pts−0.9 pts−0.4 pts−0.6 pts
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Single-parent households are a bit less common in Montclair than nationally: 10.5%, against 11.6%. The Washington area as a whole looks much the same. Since 2006–10, the single-parent share has fallen 1.7 points, as it has nationally.

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 Montclair

Renters in Montclair

Renters, % of occupied homes
PeriodMontclairWashington areaVirginiaU.S.
2006–1012.8%34.0%31.1%33.3%
2010–1416.4%36.6%33.3%35.6%
2015–1915.5%36.8%33.7%36.0%
2020–2414.8%36.3%32.7%34.8%
Change+2.0 pts+2.3 pts+1.5 pts+1.5 pts
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Only 14.8% of households in Montclair rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. About one in five owners (19.9%) have paid off their mortgages, well below the national share of 39.8%. Rentals cluster in the southeast; owners are most common in the north. The renter share is up 2.0 points from 2006–10, in line with the national trend.

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 Montclair

Vacant homes, % of all homes
PeriodMontclairWashington areaVirginiaU.S.
2006–107.3%8.7%10.3%11.4%
2010–143.7%7.3%10.2%11.4%
2015–193.1%6.6%9.7%11.1%
2020–243.8%5.9%8.7%9.6%
Change−3.5 pts−2.8 pts−1.6 pts−1.8 pts
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Only 3.8% of homes in Montclair are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Vacancy is down 3.5 points from 2006–10, mirroring the country. Montclair has a lower vacancy rate than the great majority of Virginia cities.

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 Montclair

Age of homes, median year built
PeriodMontclairWashington areaVirginiaU.S.
2006–101992197719781974
2010–141992197819801975
2015–191993197919811977
2020–241993198219841980
Change+1+6+5+6
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Montclair has newer housing than the country as a whole: the median home was built in 1993, versus 1980 nationally. The newest homes are mostly in the southeast, the oldest in the center.

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 Montclair

Rent, per month
PeriodMontclairWashington areaVirginiaU.S.
2006–10$1,769$1,470$1,143$965
2010–14$1,898$1,583$1,238$1,040
2015–19$2,025$1,907$1,436$1,213
2020–24$2,510$2,236$1,743$1,571
Change+$742+$766+$600+$606
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A typical rental in Montclair costs $2,510 a month with utilities, well above the national median of $1,571. Rent has climbed $742 a month since 2006–10, up 42%, a slower climb than the nation's. Rent takes 26.5% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent. Rents run highest in the northwest and lowest in the southeast.

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 Montclair

Bachelor's degrees in Montclair

Bachelor's degrees, % of adults 25+
PeriodMontclairWashington areaVirginiaU.S.
2006–1051.0%46.6%35.2%28.4%
2010–1452.0%48.2%36.7%29.6%
2015–1956.0%51.0%39.3%32.1%
2020–2454.4%53.9%42.5%35.6%
Change+3.4 pts+7.3 pts+7.3 pts+7.2 pts
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Montclair is highly educated: more than half of adults 25 and older (54.4%) hold at least a bachelor's degree, far above the national share of 35.6%. The share with a degree has risen 3.4 points since 2006–10, in line with the national trend. College graduates are most concentrated in the northwest and least in the east.

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 Montclair

High school graduates, % of adults 25+
PeriodMontclairWashington areaVirginiaU.S.
2006–1096.1%89.4%86.8%84.9%
2010–1495.9%90.2%88.3%86.1%
2015–1995.7%90.8%89.9%87.7%
2020–2494.9%91.2%91.6%89.3%
Change−1.3 pts+1.7 pts+4.7 pts+4.3 pts
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High school completion is high in Montclair: 94.9% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma is down 1.3 points from 2006–10, even as the national rate rose.

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 Montclair

Unemployment, % of the labor force
PeriodMontclairWashington areaVirginiaU.S.
2006–103.8%5.9%6.0%8.1%
2010–144.1%6.9%7.0%9.4%
2015–194.4%4.7%4.7%5.6%
2020–245.2%4.8%4.3%5.4%
Change+1.4 pts−1.1 pts−1.7 pts−2.7 pts
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At 5.2%, unemployment in Montclair is close to the national rate of 5.4%. Since 2006–10, unemployment has edged up 1.4 points, even as the national rate fell. 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).

Montclair compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Montclair3.1540.310.5%14.8%3.8%1993$2,51054.4%94.9%5.2%
Dale City3.3836.311.8%20.9%3.9%1985$2,10833.1%84.6%5.0%
Dumfries3.3034.617.4%19.1%6.4%1990$1,80935.0%84.4%4.4%
Neabsco3.0636.114.3%23.5%3.3%2004$2,70753.3%93.7%6.5%
Cherry Hill3.4435.115.7%28.6%3.6%2008$2,61351.1%96.0%5.5%
Woodbridge2.9635.913.5%43.1%5.5%1992$2,16241.4%89.0%6.0%
Potomac Mills3.4136.58.6%25.1%6.7%1987$2,33739.2%84.0%5.3%
Triangle3.1638.114.9%34.4%5.1%1993$1,48337.8%92.8%8.9%
Marumsco4.0432.524.3%26.8%7.5%1970$2,16816.6%72.7%5.4%
Lake Ridge2.9438.012.8%23.2%4.3%1988$2,32750.4%92.2%3.7%
Quantico Base3.2023.64.7%100.0%15.9%1998$2,47940.9%98.6%5.4%

All figures 2020–24.

Cities with similar populations: Red Bank, NJ · Merchantville, NJ · Merrick, NY · Middletown, PA · Monroe, NY · Mooresville, IN · Mukilteo, WA · New Hope, MN · Nipomo, CA · Port Hueneme, CA

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 Montclair. 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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