Clarke County area

Clarke County, Alabama covers 1,252.6 square miles: 1,238.4 square miles of land and 14.2 square miles of water. Its county seat is Grove Hill. An estimated 22,014 people lived there in 2025.

Official Census measurements · GEOID 010252026 Gazetteer · retrieved September 27, 2026
Land area1,238.4 mi²
Water area14.2 mi²
Population (2025)22,014
People per mi²18

County outline

Generalized outline of Clarke County, Alabama
2025 Census cartographic boundary, fitted to this frame. County maps are not at a common scale. The 2026 area measurements below come from the separate Gazetteer release. Map source and limitations.

Where Clarke County is located

Clarke County highlighted on a map of all U.S. county equivalents. About the maps

Area breakdown

Land accounts for 98.9% of Clarke County’s measured area and water for 1.1%. Its combined area converts to 3,244.2 square kilometers or approximately 801,647 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land1,238.423,207.493792,588.8
Water14.15436.6599,058.6
Total1,252.5743,244.152801,647.4

How Clarke County compares

By original Census land area, Clarke County ranks #3 of 67 in Alabama and #492 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.843 times the Alabama county-equivalent median of 672.1 square miles. It accounts for 2.4% of the combined county land area in the state.

See the complete Alabama ranking · What counts as a county equivalent?

Population and density of Clarke County

The Census Bureau estimates that 22,014 people lived in Clarke County on July 1, 2025. That ranks #1,774 of 3,222 county equivalents nationally and #45 of 67 in Alabama. Since the April 1, 2020 estimates base of 23,086, the population has declined by 1,072 (−4.6%), compared with +3.3% for Alabama as a whole.

With 1,238.4 square miles of land, that is 18 people per square mile (6.9 per km²), placing Clarke County #2,392 nationally for density and #57 in Alabama. The median county equivalent has 47 people per square mile; the Alabama median is 49. Put another way, there are about 36 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate22,98222,73222,54122,33622,12722,014
Change—−250−191−205−209−113

U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.

Cities and towns in Clarke County

5 incorporated places lie at least partly in Clarke County. Together they are home to 10,167 people (46.2%); the other 11,847 (53.8%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Jackson city, with 4,452 residents in the county. The county seat, Grove Hill town, has 1,708 residents.

Incorporated placePopulation 2025Since 2020Land mi²
Jackson city4,452−6.6%15.6
Thomasville city3,545−4.8%11.3
Grove Hill townCounty seat1,708−6.2%7.59
Coffeeville town249−3.9%4.52
Fulton town213−4.9%2.451

Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Clarke County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.

Metropolitan area

Clarke County is not part of any metropolitan or micropolitan statistical area in the Office of Management and Budget’s July 2023 delineation; 1,306 other county equivalents are also outside one. These areas are built around an urban core of at least 10,000 people plus the counties tied to it by commuting, so counties outside them are generally rural.

ZIP codes

10 ZIP Code Tabulation Areas have land in Clarke County; 9 of them have most of their land inside the county, and the others mainly cover neighboring areas.

36436364463645136482365243654036545367273675136784

ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.

Counties bordering Clarke County

Clarke County shares a land border with 6 county equivalents. It has more land than 5 of them. The largest neighbor is Baldwin County (1,589.9 mi²) and the smallest is Wilcox County (887.9 mi²). Together with its neighbors, Clarke County forms a block of 7,712.5 mi² of land, of which it holds 16.1%.

Map of Clarke County and the 6 county equivalents that border it Washington County, Alabama: 1,080.3 mi² landMonroe County, Alabama: 1,025.7 mi² landMarengo County, Alabama: 976.9 mi² landChoctaw County, Alabama: 913.5 mi² landWilcox County, Alabama: 887.9 mi² landBaldwin County, Alabama: 1,589.9 mi² land
Clarke County (dark) and its bordering county equivalents. Select a neighbor to open its profile. Drawn from the 2025 Census cartographic boundaries in an equal-area projection. How borders are determined.
Bordering county equivalentLand mi²Size vs. ClarkeCompare
Baldwin County1,589.91.3× largerCompare
Washington County1,080.31.1× smallerCompare
Monroe County1,025.71.2× smallerCompare
Marengo County976.91.3× smallerCompare
Choctaw County913.51.4× smallerCompare
Wilcox County887.91.4× smallerCompare

How big is Clarke County compared with U.S. states?

Clarke County has more land than 1 of the 50 states. It is about 1.2 times the land area of Rhode Island (1,033.9 mi²), while Delaware, the next larger state, has 1.6 times as much land (1,948.6 mi²). Alabama’s county land could hold about 41 areas the size of Clarke County.

Land area: Clarke County and the closest-sized states
Rhode Island1,033.9 mi²
Clarke County1,238.4 mi²
Delaware1,948.6 mi²

Another way to picture it: the same land area would fill a square about 35.2 miles (56.6 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.

State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.

What stands out about Clarke County?

Clarke County has more land than 2,730 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Clarke County1,238.4 mi²
Alabama median672.1 mi²
National median604.5 mi²

A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.

Does including water change its rank?

Using land plus water places Clarke County at #559 nationally by total area, 67 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.

Its water share is 1.1%, compared with a national county-equivalent median of 1.2%. The two percentages are within 0.1 percentage points of each other. This describes the statistical geography’s land/water mix, not flood exposure or developable land.

Closest positions in the national land ranking

These entries sit immediately beside Clarke County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#491Bexar County, Texas1,240.5Compare
#492Clarke County, Alabama1,238.4This county
#493Kootenai County, Idaho1,237.8Compare

Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.

Representative coordinates

The Census internal point is 31.685521, -87.818624. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.

Source and precision

U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 3,207,494,054 m²; AWATER: 36,657,888 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.

Download the official county source ZIP ↗ · Methodology

Common questions

How big is Clarke County?

Clarke County, Alabama has 1,238.4 square miles (3,207.5 km²) of land and 14.2 square miles of water, for a total area of 1,252.6 square miles. It ranks #492 of 3,222 U.S. county equivalents by land area.

Is Clarke County the largest county in Alabama?

No. Clarke County ranks #3 of 67 in Alabama by land area. The largest is Baldwin County, with 1,589.9 square miles of land.

What counties border Clarke County?

Clarke County shares a land border with Washington County, Monroe County, Marengo County, Choctaw County, Wilcox County, and Baldwin County.

What is the population of Clarke County?

The Census Bureau estimates Clarke County had 22,014 residents on July 1, 2025, ranking #1,774 of 3,222 county equivalents. That is 18 people per square mile of land.

What is the county seat of Clarke County?

The county seat of Clarke County is Grove Hill.

What cities and towns are in Clarke County?

Clarke County has 5 incorporated places. The most populous are Jackson city, Thomasville city, Grove Hill town, Coffeeville town, and Fulton town; 11,847 residents live outside any incorporated place.

Is Clarke County part of a metropolitan area?

No. Clarke County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.

How many ZIP codes are in Clarke County?

10 ZIP Code Tabulation Areas have land in Clarke County, and 9 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

How does Clarke County compare with U.S. states?

It has more land than 1 of the 50 states, including Rhode Island (1,033.9 square miles of land).

How many acres of land are in Clarke County?

The land measurement converts to approximately 792,589 acres. Including water, total area is approximately 801,647 acres. One square mile equals 640 acres.

Why might another source show a different area?

Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.

Can this establish a property boundary?

No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.

Cite this county

Download the complete CSV or JSON dataset