3720 Knollridge Rd

51.4% are female
48.6% are male

48.6% of residents in ZIP 24153 are male and 51.4% are female. 47.6% of residents are married and 14.6% are divorced. 29.8% have never been married. 7.9% are widowed. The average size of resident families is 2.84.

3% report being Hispanic

88.8% of residents in ZIP 24153 report their race as White. 5.6% report their race as Black or African American. 1.5% report their race as Asian. 0.1% report their race as American Indian and Alaska Native. 0.1% report their race as Native Hawaiian and Other Pacific Islander. 0.9% report their race as Some other race. 3% report their race as Two or more races. 3% report being Hispanic. Note: Hispanic is considered to be an ethnicity and not a race.

42.1% have a Science and Engineering degree

7.4% of residents in ZIP 24153 have less than a high school education. 29.7% have a high school diploma but no more. 32.3% of residents have some college but no more. 18.3% have a bachelor's degree (or equivalent) but no more. 12.4% have a graduate degree. 42.1% have a Bachelor's degree or higher in a Science and Engineering (or related) field.

Median household income: 70168
56% have two income earners
32.8% of households earn $100,000+

Median household income in ZIP 24153 is $70168 with 56% of families having two income earners. 32.8% of households earn at least $100,000. 2.5% of households have an income under $5,000, 2.1% from $5,000-$10,000, 3.7% from $10,000-$15,000, 3.2% from $15,000-$20,000, 5.2% from $20,000-$25,000, 8% from $25,000-$35,000, 11.8% from $35,000-$50,000, 16.6% from $50,000-$75,000, 14.2% from $75,000-$100,000, 17.5% from $100,000-$150,000 and 15.3% over $150,000. The median income of individuals is $32040.