Whitemarsh Island, GA Demographics

Population 6,836 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Whitemarsh Island, GA map of median age by neighborhood
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Population and households in Whitemarsh Island

Household size in Whitemarsh Island

Household size, people per household
PeriodWhitemarsh IslandGeorgiaU.S.
2006–102.522.702.68
2010–142.412.772.73
2015–192.492.752.71
2020–242.502.732.65
Change−0.02+0.03−0.03
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Households in Whitemarsh Island run a little small, averaging 2.50 people against 2.65 nationally, which usually means more singles and couples and fewer children. Whitemarsh Island has smaller households than the great majority of Georgia cities.

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 Whitemarsh Island

Median age, years
PeriodWhitemarsh IslandGeorgiaU.S.
2006–1036.036.037.7
2010–1437.736.938.6
2015–1938.438.139.6
2020–2441.238.640.1
Change+5.2+2.6+2.3
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Half of the people in Whitemarsh Island are younger than 41.2 and half are older, close to the national median of 40.1. The population here is older than in Georgia overall, where the median age is 38.6. Since 2006–10, the median age has climbed from 36.0, mirroring the country.

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 Whitemarsh Island

Single-parent households, % of households
PeriodWhitemarsh IslandGeorgiaU.S.
2006–108.8%13.8%12.3%
2010–149.6%13.8%12.3%
2015–196.2%13.0%11.6%
2020–246.4%13.4%11.6%
Change−2.4 pts−0.4 pts−0.6 pts
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Single parents head only 6.4% of households in Whitemarsh Island, well below the national share of 11.6%. Since 2006–10, the single-parent share has fallen 2.4 points, a much bigger shift than nationally. Only 14 of the 282 Georgia cities with 5,000+ people have a lower share of single-parent households.

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 Whitemarsh Island

Renters in Whitemarsh Island

Renters, % of occupied homes
PeriodWhitemarsh IslandGeorgiaU.S.
2006–1032.5%32.8%33.3%
2010–1436.3%35.8%35.6%
2015–1934.3%36.7%36.0%
2020–2423.2%34.3%34.8%
Change−9.3 pts+1.5 pts+1.5 pts
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Whitemarsh Island is largely a place of homeowners: only 23.2% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 31.5% have no mortgage at all, below the national share of 39.8%. The renter share is down 9.3 points from 2006–10, even as the national share rose.

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 Whitemarsh Island

Vacant homes, % of all homes
PeriodWhitemarsh IslandGeorgiaU.S.
2006–108.0%13.1%11.4%
2010–145.9%13.2%11.4%
2015–1913.1%11.6%11.1%
2020–2412.5%10.3%9.6%
Change+4.5 pts−2.8 pts−1.8 pts
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Vacancy runs high in Whitemarsh Island: 12.5% of homes are empty, against 9.6% nationally. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Vacancy is up 4.5 points from 2006–10, even as the national rate fell.

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 Whitemarsh Island

Age of homes, median year built
PeriodWhitemarsh IslandGeorgiaU.S.
2006–10199219851974
2010–14199019871975
2015–19199119871977
2020–24199119911980
Change−1+6+6
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Much of the housing in Whitemarsh Island is relatively new: half of its homes were built after 1991, compared with 1980 for the U.S. as a whole. The picture is much the same across Georgia. The newest homes are mostly in the south, the oldest in the north.

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 Whitemarsh Island

Rent, per month
PeriodWhitemarsh IslandGeorgiaU.S.
2006–10$1,040$910$965
2010–14$1,099$977$1,040
2015–19$1,345$1,112$1,213
2020–24$1,785$1,520$1,571
Change+$746+$609+$606
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Rent in Whitemarsh Island runs $1,785 a month at the median, utilities included, above the U.S. median of $1,571. Rent has climbed $746 a month since 2006–10, up 72%, faster than rents rose nationally. The typical renter here spends 28.7% of household income on rent, just 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 Whitemarsh Island

Bachelor's degrees in Whitemarsh Island

Bachelor's degrees, % of adults 25+
PeriodWhitemarsh IslandGeorgiaU.S.
2006–1042.1%28.1%28.4%
2010–1451.0%28.9%29.6%
2015–1949.4%31.4%32.1%
2020–2452.9%35.1%35.6%
Change+10.8 pts+7.0 pts+7.2 pts
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College graduates are unusually common in Whitemarsh Island: 52.9% of adults 25 and older have a bachelor's degree or higher, against 35.6% nationally. Education tends to track local incomes and the kinds of jobs nearby. The share with a degree is up 10.8 points from 2006–10, in line with the national trend. Of the 282 Georgia cities with 5,000+ people, only 23 have a higher share of college graduates.

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 Whitemarsh Island

High school graduates, % of adults 25+
PeriodWhitemarsh IslandGeorgiaU.S.
2006–1097.4%84.1%84.9%
2010–1497.6%85.4%86.1%
2015–1996.6%87.2%87.7%
2020–2496.6%89.2%89.3%
Change−0.8 pts+5.0 pts+4.3 pts
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High school completion is high in Whitemarsh Island: 96.6% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has edged down 0.8 points since 2006–10, even as the national rate rose. Of the 282 Georgia cities with 5,000+ people, only ten have a higher share of high school graduates.

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 Whitemarsh Island

Unemployment, % of the labor force
PeriodWhitemarsh IslandGeorgiaU.S.
2006–104.5%8.8%8.1%
2010–145.6%10.7%9.4%
2015–192.6%5.8%5.6%
2020–243.9%5.2%5.4%
Change−0.7 pts−3.6 pts−2.7 pts
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Jobs have been easier to find in Whitemarsh Island than nationally: unemployment was 3.9%, against 5.4%. Unemployment has edged down 0.7 points since 2006–10, a smaller shift than 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).

Whitemarsh Island compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Whitemarsh Island2.5041.26.4%23.2%12.5%1991$1,78552.9%96.6%3.9%
Thunderbolt2.1140.68.4%38.0%13.6%1980$1,62640.5%94.1%6.5%
Wilmington Island2.3447.15.8%23.0%9.2%1984$1,81553.5%98.1%3.2%
Isle of Hope2.6048.31.7%6.1%2.5%1991$1,39261.4%100.0%1.3%
Savannah2.5036.515.7%48.0%13.8%1980$1,50235.6%89.7%5.9%
Skidaway Island2.1863.63.4%7.7%9.2%1990$3,50174.5%95.8%5.5%
Vernonburg2.3947.86.9%31.4%12.3%1985$1,41643.6%91.9%4.6%
Montgomery1.8957.39.4%1.3%19.9%1983$1,42452.4%100.0%4.1%
Tybee Island2.0461.25.8%11.2%51.9%1983$1,73547.1%95.9%2.0%
Garden City3.0032.836.4%57.8%9.1%1983$1,30614.5%82.6%8.1%
Daufuskie Island1.7559.13.8%1.5%44.0%2005$1,67778.7%98.7%3.4%

All figures 2020–24.

Cities with similar populations: Valley View, TX · Wayzata, MN · Wautoma, WI · Watsontown, PA · Washington, WV · Walworth, NY · Waleska, GA · Walbridge, OH · Waimea, HI · Volo, IL

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 Whitemarsh Island. 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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