Jackson County area

Jackson County, West Virginia covers 471.6 square miles: 464.4 square miles of land and 7.269 square miles of water. Its county seat is Ripley. An estimated 27,450 people lived there in 2025.

Official Census measurements · GEOID 540352026 Gazetteer · retrieved September 27, 2026
Land area464.4 mi²
Water area7.269 mi²
Population (2025)27,450
People per mi²59

County outline

Generalized outline of Jackson County, West Virginia
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 Jackson County is located

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

Area breakdown

Land accounts for 98.5% of Jackson County’s measured area and water for 1.5%. Its combined area converts to 1,221.5 square kilometers or approximately 301,843 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land464.3611,202.689297,191
Water7.26918.8274,652.2
Total471.631,221.516301,843.2

How Jackson County compares

By original Census land area, Jackson County ranks #21 of 55 in West Virginia and #2212 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.108 times the West Virginia county-equivalent median of 419 square miles. It accounts for 1.9% of the combined county land area in the state.

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

Population and density of Jackson County

The Census Bureau estimates that 27,450 people lived in Jackson County on July 1, 2025. That ranks #1,576 of 3,222 county equivalents nationally and #20 of 55 in West Virginia. Since the April 1, 2020 estimates base of 27,792, the population has declined by 342 (−1.2%), compared with −1.5% for West Virginia as a whole.

With 464.4 square miles of land, that is 59 people per square mile (23 per km²), placing Jackson County #1,396 nationally for density and #22 in West Virginia. The median county equivalent has 47 people per square mile; the West Virginia median is 45. Put another way, there are about 11 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate27,72327,79127,61427,60527,49627,450
Change—+68−177−9−109−46

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 Jackson County

2 incorporated places lie at least partly in Jackson County. Together they are home to 6,828 people (24.9%); the other 20,622 (75.1%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Ravenswood city, with 3,790 residents in the county. The county seat, Ripley city, has 3,038 residents. By land, Ripley city is the largest at 3.223 mi².

Incorporated placePopulation 2025Since 2020Land mi²
Ravenswood city3,790−1.7%1.817
Ripley cityCounty seat3,038−1.5%3.223

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

Metropolitan area

Jackson 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

16 ZIP Code Tabulation Areas have land in Jackson County; 11 of them have most of their land inside the county, and the others mainly cover neighboring areas.

25124252312523925241252432524425245252482525225262252642527125275253202614326164

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 Jackson County

Jackson County shares a land border with 7 county equivalents, including 1 in Ohio. It has more land than 5 of them. The largest neighbor is Kanawha County (901.7 mi²) and the smallest is Wirt County (232.5 mi²). Together with its neighbors, Jackson County forms a block of 3,654.7 mi² of land, of which it holds 12.7%.

Map of Jackson County and the 7 county equivalents that border it Roane County, West Virginia: 483.6 mi² landMeigs County, Ohio: 429.5 mi² landMason County, West Virginia: 430.8 mi² landKanawha County, West Virginia: 901.7 mi² landWood County, West Virginia: 366.5 mi² landWirt County, West Virginia: 232.5 mi² landPutnam County, West Virginia: 345.7 mi² land
Jackson 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. JacksonCompare
Kanawha County901.71.9× largerCompare
Roane County483.6about the sameCompare
Mason County430.81.1× smallerCompare
Meigs CountyOhio429.51.1× smallerCompare
Wood County366.51.3× smallerCompare
Putnam County345.71.3× smallerCompare
Wirt County232.52× smallerCompare

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

Jackson County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.2 times as much. West Virginia’s county land could hold about 52 areas the size of Jackson County.

Land area: Jackson County and the closest-sized states
Jackson County464.4 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 21.5 miles (34.7 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 Jackson County?

Jackson County has more land than 1,010 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Jackson County464.4 mi²
West Virginia median419 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 Jackson County at #2,274 nationally by total area, 62 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 1.5%, compared with a national county-equivalent median of 1.2% — 0.4 percentage points higher. 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 Jackson County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2211Pipestone County, Minnesota465.1Compare
#2212Jackson County, West Virginia464.4This county
#2213Grand Traverse County, Michigan464.3Compare

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 38.834234, -81.677717. 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: 1,202,688,178 m²; AWATER: 18,825,849 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 Jackson County?

Jackson County, West Virginia has 464.4 square miles (1,202.7 km²) of land and 7.269 square miles of water, for a total area of 471.6 square miles. It ranks #2212 of 3,222 U.S. county equivalents by land area.

Is Jackson County the largest county in West Virginia?

No. Jackson County ranks #21 of 55 in West Virginia by land area. The largest is Randolph County, with 1,039.7 square miles of land.

What counties border Jackson County?

Jackson County shares a land border with Roane County, Meigs County, Ohio, Mason County, Kanawha County, Wood County, Wirt County, and Putnam County.

What is the population of Jackson County?

The Census Bureau estimates Jackson County had 27,450 residents on July 1, 2025, ranking #1,576 of 3,222 county equivalents. That is 59 people per square mile of land.

What is the county seat of Jackson County?

The county seat of Jackson County is Ripley.

What cities and towns are in Jackson County?

Jackson County has 2 incorporated places. The most populous are Ravenswood city and Ripley city; 20,622 residents live outside any incorporated place.

Is Jackson County part of a metropolitan area?

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

How many ZIP codes are in Jackson County?

16 ZIP Code Tabulation Areas have land in Jackson County, and 11 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

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

It has less land than every state. Rhode Island, the smallest, has 2.2 times as much land.

How many acres of land are in Jackson County?

The land measurement converts to approximately 297,191 acres. Including water, total area is approximately 301,843 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

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