Clay County Population

1870–2026

14,202

2026 projection

0.1% since 2020 (decrease)

05K10K15K20K25K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

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Population by year

Population estimates for Clay County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202614,202-50.04%
202514,207-50.04%
202414,212+670.47%
202314,145-610.43%
202214,206+420.30%
202114,164-520.37%
202014,216+9517.17%
201913,265-360.27%
201813,301-540.40%
201713,355-380.28%

Showing 10 of 30 years.

Clay County Demographics

44.7median age

Median age

Female46.8 yrs
Male43.6 yrs

Adults

11,218
2,918 seniors (65+) · 26% of adults8,300 other adults

Sex

Female 51.6% · 7,324Male 48.4% · 6,868

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 142 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Clay County Income

$55,250median household income

Median household income

$55,250

Half of households earn more, half earn less

Median earnings

$45,763

Typical yearly pay for a worker 25 or older.

Poverty rate

17.6%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Clay County Marital Status

58% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married58%58%58%
Never married22%26%19%
Divorced11%10%11%
Widowed9%5%12%
Separated<1%1%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201