County Maps US

Sequatchie County, Tennessee

A county in Tennessee, ranked 73 of 95 by population.

CountyFIPS 47153

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

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Population
17,861
+2,013 (+12.7%) since 2020
Land area
265.9
square miles. A further 0.1% of the total area is water
Population density
67.2
people per square mile, computed rather than published
County seat
Dunlap
Seat of county government.
Established
1857
168 years ago
Largest city
Dunlap city
Population 6,089.

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 Sequatchie 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 Sequatchie County, Tennessee 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 614 by 800 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 Sequatchie County ranks

Position among the 95 counties of Tennessee, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn TennesseeNationally
Population17,86173rd of 951,945th of 3,144
Land area265.9 sq mi81st of 952,873rd of 3,144
Population density67.2 per sq mi53rd of 951,210th of 3,144
Median household income$58,75052nd of 952,196th of 3,143

Full data for Sequatchie County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population17,861Vintage 2025 Population Estimates
Population in 202015,848Vintage 2025 Population Estimates
2020 estimates base?15,826Vintage 2025 Population Estimates
Land area265.9 sq mi2025 Gazetteer Files
Water area0.19 sq mi2025 Gazetteer Files
Total area266 sq mi2025 Gazetteer Files
Population density?67.2 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$58,750American Community Survey 2020-2024 5-Year Estimates
Median home value$232,600American Community Survey 2020-2024 5-Year Estimates
Median age44.9American Community Survey 2020-2024 5-Year Estimates
Households6,194American Community Survey 2020-2024 5-Year Estimates
Housing units6,992American 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
-36
184 births, 220 deaths
Net migration
+289
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 6 areas bordering Sequatchie 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
Grundy CountyTennessee22 mi14,116
Bledsoe CountyTennessee22 mi15,920
Marion CountyTennessee18 mi29,804
Hamilton CountyTennessee17 mi390,833
Van Buren CountyTennessee9.0 mi6,874
Warren CountyTennessee2.8 mi43,717

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

All 95 counties of Tennessee

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

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