Robert K. Boyd

51.9% are female
48.1% are male

48.1% of residents in ZIP 37421 are male and 51.9% are female. 48% of residents are married and 12.8% are divorced. 32.5% have never been married. 6.6% are widowed. The average size of resident families is 3.06.

7.6% report being Hispanic

66.1% of residents in ZIP 37421 report their race as White. 22% report their race as Black or African American. 4.4% report their race as Asian. 0.2% report their race as American Indian and Alaska Native. 0% report their race as Native Hawaiian and Other Pacific Islander. 3% report their race as Some other race. 4.2% report their race as Two or more races. 7.6% report being Hispanic. Note: Hispanic is considered to be an ethnicity and not a race.

43.4% have a Science and Engineering degree

7.9% of residents in ZIP 37421 have less than a high school education. 22.5% have a high school diploma but no more. 32.6% of residents have some college but no more. 23.8% have a bachelor's degree (or equivalent) but no more. 13.1% have a graduate degree. 43.4% have a Bachelor's degree or higher in a Science and Engineering (or related) field.

Median household income: 68982
54.4% have two income earners
31.8% of households earn $100,000+

Median household income in ZIP 37421 is $68982 with 54.4% of families having two income earners. 31.8% of households earn at least $100,000. 3.4% of households have an income under $5,000, 1.9% from $5,000-$10,000, 3.1% from $10,000-$15,000, 3.6% from $15,000-$20,000, 3.6% from $20,000-$25,000, 8.5% from $25,000-$35,000, 12.9% from $35,000-$50,000, 16.5% from $50,000-$75,000, 14.8% from $75,000-$100,000, 16.8% from $100,000-$150,000 and 15% over $150,000. The median income of individuals is $36212.