Bivalve, MD Demographics

Population 297 · Census ACS 2020–24

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

Household size in Bivalve

Household size, people per household
PeriodBivalveMarylandU.S.
2006–102.262.682.68
2010–142.462.732.73
2015–192.542.742.71
2020–242.662.682.65
Change+0.40+0.01−0.03
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Households in Bivalve average 2.66 people, about the same as the country as a whole (2.65). Since 2006–10, household size has climbed from 2.26, 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 Bivalve

Median age, years
PeriodBivalveMarylandU.S.
2006–1050.838.537.7
2010–1452.739.338.6
2015–1949.540.239.6
2020–2448.940.640.1
Change−1.9+2.1+2.3
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Bivalve skews older: half of its residents are older than 48.9, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families.

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 Bivalve

Single-parent households, % of households
PeriodBivalveMarylandU.S.
2006–108.7%12.5%12.3%
2010–143.0%12.6%12.3%
2015–194.8%11.7%11.6%
2020–2416.0%11.7%11.6%
Change+7.3 pts−0.9 pts−0.6 pts
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Single-parent households are common in Bivalve: 16.0% of all 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 Bivalve

Renters in Bivalve

Renters, % of occupied homes
PeriodBivalveMarylandU.S.
2006–1011.6%31.0%33.3%
2010–1434.6%32.9%35.6%
2015–1912.8%33.1%36.0%
2020–2416.0%32.4%34.8%
Change+4.4 pts+1.4 pts+1.5 pts
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Only 16.0% of households in Bivalve rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. About four in ten owners (39.1%) 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 Bivalve

Vacant homes, % of all homes
PeriodBivalveMarylandU.S.
2006–1033.9%9.0%11.4%
2010–1428.9%8.9%11.4%
2015–1939.4%8.9%11.1%
2020–2444.5%7.1%9.6%
Change+10.6 pts−1.9 pts−1.8 pts
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Vacancy is high in Bivalve: 44.5% 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 Bivalve

Age of homes, median year built
PeriodBivalveMarylandU.S.
2006–10196319741974
2010–14196219751975
2015–19195919761977
2020–24196219781980
Change−1+4+6
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Bivalve is a place of older homes: half were built before 1962, while the national median is 1980. That means established neighborhoods, and more houses that may need updating.

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 Bivalve

Rent, per month
PeriodBivalveMarylandU.S.
2006–10$923$1,249$965
2010–14$953$1,363$1,040
2015–19$1,243$1,576$1,213
2020–24$1,199$1,869$1,571
Change+$276+$620+$606
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The median renter in Bivalve pays $1,199 a month for rent and utilities, well below the national median of $1,571. The typical renter here spends 14.0% 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 Bivalve

Bachelor's degrees in Bivalve

Bachelor's degrees, % of adults 25+
PeriodBivalveMarylandU.S.
2006–1033.9%36.3%28.4%
2010–1424.9%37.7%29.6%
2015–1920.5%40.5%32.1%
2020–2420.2%43.4%35.6%
Change−13.7 pts+7.1 pts+7.2 pts
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Fewer adults in Bivalve have a four-year degree than in the country as a whole: 20.2%, against 35.6% nationally.

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 Bivalve

High school graduates, % of adults 25+
PeriodBivalveMarylandU.S.
2006–1096.5%88.0%84.9%
2010–1480.4%89.1%86.1%
2015–1996.1%90.2%87.7%
2020–24100.0%90.9%89.3%
Change+3.5 pts+2.9 pts+4.3 pts
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Finishing high school is nearly universal in Bivalve: 100.0% 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 Bivalve

Unemployment, % of the labor force
PeriodBivalveMarylandU.S.
2006–102.7%6.5%8.1%
2010–1427.7%8.1%9.4%
2015–197.5%5.1%5.6%
2020–2415.7%5.0%5.4%
Change+13.0 pts−1.5 pts−2.7 pts
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Unemployment in Bivalve runs well above the national rate: 15.7% of the labor force was out of work and looking, against 5.4%. 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).

Bivalve compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Bivalve2.6648.916.0%16.0%44.5%1962$1,19920.2%100.0%15.7%
Jesterville2.6648.916.0%16.0%44.5%1962$1,19920.2%100.0%15.7%
Tyaskin2.5751.418.0%16.8%29.9%1972$1,19918.9%97.6%16.0%
Nanticoke2.6648.916.0%16.0%44.5%1962$1,19920.2%100.0%15.7%
Waterview2.6648.916.0%16.0%44.5%1962$1,19920.2%100.0%15.7%
Wetipquin2.4953.218.9%16.4%11.6%1985$1,20819.0%92.3%15.4%
Whitehaven2.4454.720.7%17.5%10.0%1986$1,19917.3%94.3%16.5%
Elliott2.9843.44.4%6.7%40.5%1963$1,33019.7%77.6%10.1%
Mount Vernon2.4353.115.6%7.8%17.5%1999$1,26532.7%96.7%1.2%
Quantico2.4352.414.5%12.5%6.2%1989$1,20030.2%91.4%11.1%
Monie2.1743.32.7%14.4%34.7%1982$1,21915.1%90.3%0.9%

All figures 2020–24.

Cities with similar populations: Scandia, PA · Roxobel, NC · Grisham, MO · Salem, GA · Salvo, NC · Grass Valley, OR · Sanborn, ND · Sandy Ridge, TN · Sanford, PA · Santa Rita Park, 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 Bivalve. 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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