Johnston County's estimated 2026 population is 263,374 with a growth rate of 2.7% in the past year according to the most recent United States census data. Johnston County is the 9th largest county in North Carolina. The 2010 population was 169,676 and has seen a growth of 55.22% since that time.
Data after 2023 is projected based on recent change
Overall: 38.1 years
Female: 38.7 years
Male: 37.4 years
There are 175,927 adults, (32,148 of whom are seniors) in Johnston County.
Female: 119,036 (50.8%)
Male: 115,227 (49.2%)
The racial composition of Johnston County includes 64.21% White, 16.91% Black or African American, 8.59% other race, and smaller percentages for Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 150,425 | 64.21% |
| Black or African American | 39,604 | 16.91% |
| Other race | 20,118 | 8.59% |
| Two or more races | 19,713 | 8.41% |
| Native American | 2,293 | 0.98% |
| Asian | 1,948 | 0.83% |
| Native Hawaiian or Pacific Islander | 162 | 0.07% |
Johnston County's average per capita income is $53,562. Household income levels show a median of $83,384. The poverty rate stands at 10.63%.
Name | Median | Mean |
|---|---|---|
| Married Families | $113,288 | $129,601 |
| Families | $101,912 | $118,900 |
| Households | $83,384 | $103,515 |
| Non Families | $45,566 | $59,163 |
Average Income
Median Household Income
Poverty Rate