County Maps US

Gallatin County, Kentucky

A county in Kentucky, ranked 105 of 120 by population.

CountyFIPS 21077

Within Kentucky
Gallatin County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Warsaw, the county seat, located via the 2025 Census Gazetteer.

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Population
8,840
+166 (+1.9%) since 2020
Land area
98.3
square miles. A further 6.1% of the total area is water
Population density
89.9
people per square mile, computed rather than published
County seat
Warsaw
Seat of county government.
Established
1798
227 years ago
Largest city
Warsaw city
Population 1,757.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Gallatin County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Gallatin County, Kentucky from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 800 by 583 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Gallatin County ranks

Position among the 120 counties of Kentucky, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn KentuckyNationally
Population8,840105th of 1202,505th of 3,144
Land area98.3 sq mi120th of 1203,089th of 3,144
Population density89.9 per sq mi37th of 120998th of 3,144
Median household income$63,34636th of 1201,765th of 3,143

Full data for Gallatin County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population8,840Vintage 2025 Population Estimates
Population in 20208,674Vintage 2025 Population Estimates
2020 estimates base?8,695Vintage 2025 Population Estimates
Land area98.3 sq mi2025 Gazetteer Files
Water area6.4 sq mi2025 Gazetteer Files
Total area104.6 sq mi2025 Gazetteer Files
Population density?89.9 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$63,346American Community Survey 2020-2024 5-Year Estimates
Median home value$178,200American Community Survey 2020-2024 5-Year Estimates
Median age39.6American Community Survey 2020-2024 5-Year Estimates
Households3,265American Community Survey 2020-2024 5-Year Estimates
Housing units3,816American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-4
118 births, 122 deaths
Net migration
+81
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 5 areas bordering Gallatin County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Switzerland CountyIndiana18 mi10,037
Owen CountyKentucky14 mi11,601
Boone CountyKentucky11 mi145,316
Grant CountyKentucky9.7 mi26,181
Carroll CountyKentucky8.5 mi11,141

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 120 counties of Kentucky

Open the interactive Kentucky county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.