Cape St. Claire CDP, Maryland Demographics & Population 2026

Population Overview

Cape St. Claire CDP is a small city located in Maryland. The total population is 9,016. It ranks as the 149th most populous out of 528 cities and towns in Maryland.

Age Demographics

The median age in Cape St. Claire CDP is 40.2 years. This is 2% higher than the state median of 39.3 years.

Economy, Income & Housing

The median household income in Cape St. Claire CDP is $136,064. This is 34% higher than the state median of $101,652. Compared to the national median of $78,538, household income here is 73% higher. The poverty rate stands at 3.0%. This is 67% lower than the state poverty rate of 9.3%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.8%. This is 17% higher than the state rate of 4.9%. The median home value is $475,700. Housing costs are 20% higher than the state median of $397,700. The home-value-to-income ratio is 3.5x. 88.0% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 67.5%.

Race & Ethnicity

The largest racial or ethnic group in Cape St. Claire CDP is White (non-Hispanic), making up 80.3% of the population. Hispanic or Latino residents account for 5.9%. The White (non-Hispanic) population is significantly higher than the state average (80.3% vs 47.4%). The Black or African American population (4.0%) is well below the state average of 29.2%. The Hispanic or Latino population (5.9%) is well below the state average of 12.1%. The Asian population (2.6%) is well below the state average of 6.4%.

Education

55.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 30% higher than the state rate of 42.7%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.4%. Notably, 28.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Cape St. Claire CDP, Maryland is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Maryland state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 528 Census-designated places in Maryland. For official data, visit data.census.gov.