21077, MD Demographics

Population 328 · Census ACS 2020–24

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21077, MD map of median age by neighborhood
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Population and households in ZIP 21077

Household size in ZIP 21077

Household size, people per household
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–102.832.612.682.68
2010–142.602.652.732.73
2015–192.442.652.742.71
2020–242.562.592.682.65
Change−0.26−0.02+0.01−0.03
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Households in ZIP 21077 run a little small, averaging 2.56 people against 2.65 nationally, which usually means more singles and couples and fewer children. That is in line with the rest of the Baltimore area. Household size has dropped from 2.83 in 2006–10, 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 ZIP 21077

Median age, years
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–1038.638.738.537.7
2010–1445.739.539.338.6
2015–1949.240.240.239.6
2020–2445.940.340.640.1
Change+7.3+1.6+2.1+2.3
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With a median age of 45.9, ZIP 21077 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 ZIP 21077

Single-parent households, % of households
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–104.0%12.6%12.5%12.3%
2010–145.4%12.3%12.6%12.3%
2015–196.8%11.6%11.7%11.6%
2020–243.9%11.5%11.7%11.6%
Change−0.1 pts−1.1 pts−0.9 pts−0.6 pts
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Single-parent households are relatively rare in ZIP 21077: 3.9% of households, against 11.6% 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 ZIP 21077

Renters in ZIP 21077

Renters, % of occupied homes
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–1016.9%32.0%31.0%33.3%
2010–148.1%33.5%32.9%35.6%
2015–1912.8%33.5%33.1%36.0%
2020–2410.9%33.1%32.4%34.8%
Change−6.0 pts+1.1 pts+1.4 pts+1.5 pts
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ZIP 21077 is overwhelmingly a place of homeowners: only 10.9% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 30.6% have no mortgage at all, below 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 ZIP 21077

Vacant homes, % of all homes
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–103.9%9.3%9.0%11.4%
2010–146.1%9.3%8.9%11.4%
2015–1910.0%9.4%8.9%11.1%
2020–243.5%7.2%7.1%9.6%
Change−0.3 pts−2.1 pts−1.9 pts−1.8 pts
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Only 3.5% of homes in ZIP 21077 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 ZIP 21077

Age of homes, median year built
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–101987197119741974
2010–141973197219751975
2015–191980197319761977
2020–241987197519781980
Change+0+4+4+6
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Homes in ZIP 21077 are newer than the national norm: the median home was built in 1987, 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 ZIP 21077

Rent, per month
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–10$1,135$1,179$1,249$965
2010–14$1,517$1,293$1,363$1,040
2015–19$2,184$1,477$1,576$1,213
2020–24$2,067$1,778$1,869$1,571
Change+$932+$599+$620+$606
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A typical rental in ZIP 21077 costs $2,067 a month with utilities, well above the national median of $1,571. The typical renter here spends 21.3% 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 ZIP 21077

Bachelor's degrees in ZIP 21077

Bachelor's degrees, % of adults 25+
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–1033.4%35.6%36.3%28.4%
2010–1424.7%37.3%37.7%29.6%
2015–1947.7%40.8%40.5%32.1%
2020–2444.3%44.1%43.4%35.6%
Change+10.9 pts+8.5 pts+7.1 pts+7.2 pts
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More than four in ten adults 25 and older in ZIP 21077 (44.3%) have a bachelor's degree or higher, above the national share of 35.6%. The Baltimore area 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 ZIP 21077

High school graduates, % of adults 25+
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–1086.9%87.8%88.0%84.9%
2010–1488.7%89.5%89.1%86.1%
2015–1994.9%91.1%90.2%87.7%
2020–2496.3%92.1%90.9%89.3%
Change+9.4 pts+4.3 pts+2.9 pts+4.3 pts
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High school completion is high in ZIP 21077: 96.3% 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 ZIP 21077

Unemployment, % of the labor force
PeriodZIP 21077Baltimore areaMarylandU.S.
2006–104.7%6.6%6.5%8.1%
2010–147.0%8.3%8.1%9.4%
2015–190.8%5.2%5.1%5.6%
2020–243.5%4.8%5.0%5.4%
Change−1.2 pts−1.8 pts−1.5 pts−2.7 pts
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Jobs have been easier to find in ZIP 21077 than nationally: unemployment was 3.5%, 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).

ZIP 21077 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 210772.5645.93.9%10.9%3.5%1987$2,06744.3%96.3%3.5%
ZIP 210762.6237.67.8%34.9%4.0%2004$2,33655.4%95.4%4.5%
ZIP 211442.8539.911.9%19.8%5.2%1990$2,28242.5%93.6%4.7%
ZIP 210612.6036.616.5%43.1%5.3%1971$1,83225.3%87.7%5.6%
ZIP 207552.9626.59.7%85.9%9.1%2002$2,53153.0%96.9%4.0%
ZIP 210902.5838.75.0%21.6%8.6%1965$1,99344.5%93.7%2.9%
ZIP 210752.9134.812.3%34.7%4.0%2000$2,17559.4%93.9%4.4%
ZIP 207942.7336.311.1%38.5%4.0%1998$2,14642.5%89.7%5.0%
ZIP 207012.6330.212.6%48.7%2.8%2001$2,19850.9%95.4%3.8%
ZIP 211132.5338.912.8%38.6%4.5%2001$2,34956.4%97.0%4.0%
ZIP 211082.9139.710.2%11.4%3.4%1982$2,03251.0%96.7%2.8%

All figures 2020–24.

Zip codes with similar populations: 02815, RI · 56091, MN · 56186, MN · 59739, MT · 60946, IL · 60973, IL · 94516, CA · 95412, CA · 95420, CA · 24881, WV

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 ZIP 21077. 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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