Alfalfa County's 2026 population is estimated at 5,814, reflecting a 0.88% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Alfalfa County is the 65th largest county in Oklahoma. The 2010 population was 5,627 and has grown 3.32% since 2010.
Data after 2023 is projected based on recent change
Overall: 44.6 years
Female: 44.1 years
Male: 44.7 years
There are 4,651 adults, (1,169 of whom are seniors) in Alfalfa County.
Female: 2,048 (36%)
Male: 3,648 (64%)
The racial composition of Alfalfa County includes 81.95% White, 3.74% Black or African American, and smaller percentages for Native American, other race, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 4,668 | 81.95% |
| Two or more races | 542 | 9.52% |
| Black or African American | 213 | 3.74% |
| Native American | 141 | 2.48% |
| Other race | 102 | 1.79% |
| Asian | 24 | 0.42% |
| Native Hawaiian or Pacific Islander | 6 | 0.11% |
Alfalfa County 's average per capita income is $40,625. Household income levels show a median of $64,615. The poverty rate stands at 16.51%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $99,787 | - |
| Families | $88,661 | $95,811 |
| Households | $64,615 | $81,845 |
| Non Families | $37,331 | $51,498 |
Average Income
Median Household Income
Poverty Rate
