Clay County's estimated 2026 population is 7,915 with a growth rate of -0.34% in the past year according to the most recent United States census data. Clay County is the 48th largest county in Kansas. The 2010 population was 8,544 and has seen a growth of -7.36% since that time.
Data after 2023 is projected based on recent change
The racial composition of Clay County includes 94.34% White, and smaller percentages for Black or African American, Two or more races, Asian, Native American, other race and multiracial populations.
White (94.34%)
Black or African American (2.34%)
Two or more races (1.99%)
Asian (0.59%)
Native American (0.57%)
Other race (0.16%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 7,614 | 94.34% |
| Black or African American | 189 | 2.34% |
| Two or more races | 161 | 1.99% |
| Asian | 48 | 0.59% |
| Native American | 46 | 0.57% |
| Other race | 13 | 0.16% |
Married
Widowed
Divorced
Separated
Never Married
Clay County's average per capita income is $45,563. Household income levels show a median of $63,136. The poverty rate stands at 12.93%.
Name | Median | Mean |
|---|---|---|
| Married Families | $82,292 | - |
| Families | $72,423 | $90,784 |
| Households | $63,136 | $78,647 |
| Non Families | $33,804 | $44,908 |
Average Income
Median Household Income
Poverty Rate