Grant County's 2026 population is estimated at 585, reflecting a 1.04% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Grant County is the 88th largest county in Nebraska. The 2010 population was 614 and has grown -4.72% since 2010.
Data after 2023 is projected based on recent change
Overall: 40.4 years
Female: 38.5 years
Male: 40.7 years
There are 478 adults, (136 of whom are seniors) in Grant County.
Female: 272 (43.5%)
Male: 354 (56.5%)
The racial composition of Grant County includes 96.01% White, and smaller percentages for Two or more races, Native American, Asian, Black or African American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 601 | 96.01% |
| Two or more races | 13 | 2.08% |
| Native American | 6 | 0.96% |
| Asian | 5 | 0.8% |
| Black or African American | 1 | 0.16% |
Grant County 's average per capita income is $40,250. Household income levels show a median of $70,147. The poverty rate stands at 12.16%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $93,125 | - |
| Families | $92,552 | $93,335 |
| Households | $70,147 | $77,994 |
| Non Families | $26,583 | $59,941 |
Average Income
Median Household Income
Poverty Rate