Edgemere is an unincorporated community and census-designated place in Baltimore County, Maryland, United States. The population was 8,669 at the 2010 census.
Edgemere is located at 39°13′45″N 76°26′56″W / 39.22917°N 76.44889°W / 39.22917; -76.44889 (39.229258, −76.448981).
According to the United States Census Bureau, the CDP has a total area of 20.6 square miles (53 km), of which 10.8 square miles (28 km) is land and 9.8 square miles (25 km), or 47.47%, is water.
As of the census of 2000, there were 9,248 people, 3,530 households, and 2,513 families residing in the CDP. The population density was 855.6 people per square mile (330.3/km²). There were 3,764 housing units at an average density of 348.2/sq mi (134.4/km²). The racial makeup of the CDP was 93.43% White, 5.19% African American, 0.18% Native American, 0.31% Asian, 0.18% Pacific Islander, 0.09% from other races, and 0.62% from two or more races. Hispanic or Latino of any race were 0.66% of the population.
There were 3,530 households out of which 28.2% had children under the age of 18 living with them, 55.9% were married couples living together, 10.1% had a female householder with no husband present, and 28.8% were non-families. 24.0% of all households were made up of individuals and 12.3% had someone living alone who was 65 years of age or older. The average household size was 2.58 and the average family size was 3.04.
In the CDP, the population was spread out with 22.1% under the age of 18, 7.2% from 18 to 24, 26.9% from 25 to 44, 27.1% from 45 to 64, and 16.7% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 98.1 males. For every 100 females age 18 and over, there were 98.3 males.
The median income for a household in the CDP was $46,928, and the median income for a family was $55,662. Males had a median income of $40,577 versus $28,398 for females. The per capita income for the CDP was $20,802. About 5.4% of families and 7.0% of the population were below the poverty line, including 9.0% of those under age 18 and 8.6% of those age 65 or over.