Grant County's estimated 2025 population is 4,005 with a growth rate of -0.96% in the past year according to the most recent United States census data. Grant County is the 72nd largest county in Oklahoma. The 2010 population was 4,536 and has seen a growth of -11.71% since that time.
Data after 2023 is projected based on recent change
The racial composition of Grant County includes 88.49% White, and smaller percentages for Native American, Black or African American, other race, Asian and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,661 | 88.49% |
| Two or more races | 238 | 5.75% |
| Native American | 97 | 2.34% |
| Black or African American | 88 | 2.13% |
| Other race | 45 | 1.09% |
| Asian | 8 | 0.19% |
Married
Widowed
Divorced
Separated
Never Married
Grant County's average per capita income is $43,314. Household income levels show a median of $61,824. The poverty rate stands at 13.49%.
Name | Median | Mean |
|---|---|---|
| Married Families | $90,651 | - |
| Families | $81,357 | $89,683 |
| Households | $61,824 | $78,906 |
| Non Families | $34,448 | $56,548 |
Average Income
Median Household Income
Poverty Rate
