Johnston County, North Carolina Basics:
Johnston County North Carolina - Government Site
Population: 174,801
Area: 791 square miles
County seat: Smithfield
Area code(s) in use: 919
Time zone: EST
High school graduate or higher: 83.2%
Bachelor's degree or higher: 19.9%
Median household income: $50,132
Persons in poverty: 16.1%
Home ownership rate: 71.9%
Mean travel time to work: 28.3 minutes
Adjacent counties:
Franklin Harnett Nash Sampson Wake Wayne Wilson