Marshall County's estimated 2025 population is 16,320 with a growth rate of 1.07% in the past year according to the most recent United States census data. Marshall County is the 44th largest county in Oklahoma. The 2010 population was 15,838 and has seen a growth of 3.04% since that time.
Data after 2023 is projected based on recent change
The racial composition of Marshall County includes 67.2% White, 9.34% other race, 6.17% Native American, and smaller percentages for Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (67.2%)
Two or more races (16%)
Other race (9.34%)
Native American (6.17%)
Black or African American (0.88%)
Asian (0.25%)
Native Hawaiian or Pacific Islander (0.15%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 10,502 | 67.2% |
| Two or more races | 2,501 | 16% |
| Other race | 1,460 | 9.34% |
| Native American | 965 | 6.17% |
| Black or African American | 138 | 0.88% |
| Asian | 39 | 0.25% |
| Native Hawaiian or Pacific Islander | 23 | 0.15% |
Married
Widowed
Divorced
Separated
Never Married
Marshall County's average per capita income is $41,352. Household income levels show a median of $56,495. The poverty rate stands at 16.52%.
Name | Median | Mean |
|---|---|---|
| Married Families | $70,286 | $85,510 |
| Families | $59,736 | $76,486 |
| Households | $56,495 | $69,996 |
| Non Families | $29,375 | $49,964 |
Average Income
Median Household Income
Poverty Rate