Ottawa County's estimated 2026 population is 30,580 with a growth rate of 0.29% in the past year according to the most recent United States census data. Ottawa County is the 31st largest county in Oklahoma. The 2010 population was 31,860 and has seen a growth of -4.02% since that time.
Data after 2023 is projected based on recent change
The racial composition of Ottawa County includes 63.85% White, 19.14% Native American, and smaller percentages for other race, Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (63.85%)
Native American (19.14%)
Two or more races (11.46%)
Other race (2.97%)
Black or African American (1.1%)
Asian (0.75%)
Native Hawaiian or Pacific Islander (0.72%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 19,385 | 63.85% |
| Native American | 5,810 | 19.14% |
| Two or more races | 3,480 | 11.46% |
| Other race | 903 | 2.97% |
| Black or African American | 335 | 1.1% |
| Asian | 227 | 0.75% |
| Native Hawaiian or Pacific Islander | 220 | 0.72% |
Married
Widowed
Divorced
Separated
Never Married
Ottawa County's average per capita income is $37,041. Household income levels show a median of $48,656. The poverty rate stands at 20.71%.
Name | Median | Mean |
|---|---|---|
| Married Families | $71,289 | $85,686 |
| Families | $59,215 | $73,003 |
| Households | $48,656 | $62,303 |
| Non Families | $28,130 | $39,261 |
Average Income
Median Household Income
Poverty Rate
