County data workflow reference
Trimble County, Kentucky
Use the public county JSON as a small, reproducible input for a coding mission. A useful example is validating FIPS codes, grouping rows by state and producing a documented report that another person can run.
Identify the right place
Trimble County is a county or county equivalent in Kentucky. Its five-digit FIPS code is 21223; preserve the leading zero when storing county codes as text. The Gazetteer lists 8.21 square miles of water and a representative point at 38.62004, -85.351208. That point identifies the geography; it is not a street address or a site boundary.
Open this county in Census data · Download this county as JSON
County data workflow reference checklist
- Specify the input columns, expected output and handling of missing data.
- Keep the mission limited to the approved public dataset.
- Inspect returned source, tests and execution receipts before reusing the result.
County references are sample public inputs; a page does not represent a completed customer mission or a supported government-system integration.
Sources and interpretation
Geography: 2025 U.S. Census Gazetteer. Population: Vintage 2025 estimates, July 1, 2025. County equivalents include parishes, boroughs, independent cities and planning regions. Puerto Rico population is not supplied by this population file.
Population is an estimate, not a live count. Gazetteer land and water measures describe the geographic area; they do not measure service availability, households, businesses or market demand. Match the FIPS code and source vintage when joining another dataset.
More county references in Kentucky
- Trigg County
Kentucky · FIPS 21221
14,512 residents · 2025 estimate
- Union County
Kentucky · FIPS 21225
12,839 residents · 2025 estimate