Cape St. Claire Population

2011–2026

9,078

2026 projection

8% since 2020 (increase)

02K4K6K8K10K20122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Cape St. Claire. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20269,078+210.23%
20259,057+410.23%
20239,016-1962.13%
20229,212+4505.14%
20218,762+3574.25%
20208,405-3243.71%
20198,729-1992.23%
20188,928+1591.81%
20178,769-1491.67%
20168,918+560.63%

Showing 10 of 15 years.

Cape St. Claire Demographics

39.9median age

Median age

Female40.8 yrs
Male38.7 yrs

Adults

6,923
1,499 seniors · 22%5,424 other adults

Sex

Female 50.4% · 4,653Male 49.6% · 4,583

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 92 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Cape St. Claire Income

$136,111median household income

Median household income

$136,111

Half of households earn more, half earn less

Median earnings

$76,886

Typical yearly pay for a worker 25 or older.

Poverty rate

4.3%

About 1 in 23 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Cape St. Claire Marital Status

56% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married56%59%54%
Never married28%29%27%
Divorced11%8%13%
Widowed4%4%5%
Separated<1%<1%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201