Smith County, Mississippi

A county in Mississippi, ranked 57 of 82 by population.

CountyFIPS 28129

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

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Population
13,991
-209 (-1.5%) since 2020
Land area
636.3
square miles. A further 0.2% of the total area is water
Population density
22.0
people per square mile, computed rather than published
County seat
Raleigh
Seat of county government.
Established
1833
192 years ago
Largest city
Taylorsville town
Population 1,103.

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 Smith 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 Smith County, Mississippi 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 653 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 Smith County ranks

Position among the 82 counties of Mississippi, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn MississippiNationally
Population13,99157th of 822,167th of 3,144
Land area636.3 sq mi28th of 821,498th of 3,144
Population density22.0 per sq mi61st of 822,170th of 3,144
Median household income$60,91611th of 822,002nd of 3,143

Full data for Smith County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population13,991Vintage 2025 Population Estimates
Population in 202014,200Vintage 2025 Population Estimates
2020 estimates base?14,215Vintage 2025 Population Estimates
Land area636.3 sq mi2025 Gazetteer Files
Water area1.0 sq mi2025 Gazetteer Files
Total area637.3 sq mi2025 Gazetteer Files
Population density?22.0 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$60,916American Community Survey 2020-2024 5-Year Estimates
Median home value$112,600American Community Survey 2020-2024 5-Year Estimates
Median age43.5American Community Survey 2020-2024 5-Year Estimates
Households5,592American Community Survey 2020-2024 5-Year Estimates
Housing units6,714American 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
-47
174 births, 221 deaths
Net migration
+1
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 7 areas bordering Smith 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
Jasper CountyMississippi29 mi15,785
Scott CountyMississippi24 mi28,073
Simpson CountyMississippi22 mi25,498
Covington CountyMississippi15 mi17,898
Rankin CountyMississippi12 mi162,181
Jones CountyMississippi5.0 mi66,496
Newton CountyMississippia single point20,960

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

All 82 counties of Mississippi

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

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