M Knox

48.9% are female
51.1% are male

51.1% of residents in ZIP 22554 are male and 48.9% are female. 56.7% of residents are married and 9.9% are divorced. 30.6% have never been married. 2.8% are widowed. The average size of resident families is 3.42.

15.1% report being Hispanic

56.5% of residents in ZIP 22554 report their race as White. 21.9% report their race as Black or African American. 3.9% report their race as Asian. 0.1% report their race as American Indian and Alaska Native. 0% report their race as Native Hawaiian and Other Pacific Islander. 7.9% report their race as Some other race. 9.6% report their race as Two or more races. 15.1% report being Hispanic. Note: Hispanic is considered to be an ethnicity and not a race.

46.8% have a Science and Engineering degree

7% of residents in ZIP 22554 have less than a high school education. 20.5% have a high school diploma but no more. 27.5% of residents have some college but no more. 28.2% have a bachelor's degree (or equivalent) but no more. 16.9% have a graduate degree. 46.8% have a Bachelor's degree or higher in a Science and Engineering (or related) field.

Median household income: 126698
66.6% have two income earners
62.8% of households earn $100,000+

Median household income in ZIP 22554 is $126698 with 66.6% of families having two income earners. 62.8% of households earn at least $100,000. 1% of households have an income under $5,000, 0.3% from $5,000-$10,000, 0.4% from $10,000-$15,000, 0.6% from $15,000-$20,000, 1% from $20,000-$25,000, 2.4% from $25,000-$35,000, 5.3% from $35,000-$50,000, 13.7% from $50,000-$75,000, 12.6% from $75,000-$100,000, 23.6% from $100,000-$150,000 and 39.2% over $150,000. The median income of individuals is $54661.