Population: Clay County

Latest value, 2025

15,031persons

Source: U.S. Census Bureau
Retrieved 2026-10-08
Published 2026-03-26

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A.

Evolution

15,01615,17315,330202020212022202320242025
Value
PeriodValue
202515,031
202415,190
202315,342
202215,268
202115,170
202015,004

Comparison with related places

Place2025
Clay County15,031
South Dakota935,094
United States341,784,857
Oglala Lakota County13,338
Union County17,402
Hughes County17,570
Lake County10,993
Butte County10,856

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

Get this figure from your agent

Call get_value through the MCP server or the REST API.

get_value {"indicator":"population","place":"us-county-46027"}
GET https://invokely.ai/api/v1/value?indicator=population&place=us-county-46027

Other indicators for Clay County

Statistics for Clay County