Northumberland County's estimated 2026 population is 12,702 with a growth rate of 1.15% in the past year according to the most recent United States census data. Northumberland County is the 107th largest county in Virginia. The 2010 population was 12,356 and has seen a growth of 2.8% since that time.
Data after 2023 is projected based on recent change
Overall: 59.5 years
Female: 59.9 years
Male: 58.8 years
There are 10,503 adults, (4,636 of whom are seniors) in Northumberland County.
Female: 6,378 (52.3%)
Male: 5,810 (47.7%)
The racial composition of Northumberland County includes 69.33% White, 19.08% Black or African American, 4.37% Asian, and smaller percentages for other race, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,450 | 69.33% |
| Black or African American | 2,326 | 19.08% |
| Two or more races | 751 | 6.16% |
| Asian | 533 | 4.37% |
| Other race | 112 | 0.92% |
| Native American | 16 | 0.13% |
Northumberland County's average per capita income is $44,156. Household income levels show a median of $66,480. The poverty rate stands at 11.54%.
Name | Median | Mean |
|---|---|---|
| Married Families | $98,425 | - |
| Families | $79,382 | $115,522 |
| Households | $66,480 | $93,845 |
| Non Families | $35,995 | $53,215 |
Average Income
Median Household Income
Poverty Rate