Wyoming County area

Wyoming County, West Virginia covers 501.8 square miles: 499.5 square miles of land and 2.349 square miles of water. Its county seat is Pineville. An estimated 19,801 people lived there in 2025.

Official Census measurements · GEOID 541092026 Gazetteer · retrieved September 27, 2026
Land area499.5 mi²
Water area2.349 mi²
Population (2025)19,801
People per mi²40

County outline

Generalized outline of Wyoming 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 Wyoming County is located

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

Area breakdown

Land accounts for 99.5% of Wyoming County’s measured area and water for 0.5%. Its combined area converts to 1,299.7 square kilometers or approximately 321,164 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land499.471,293.621319,660.8
Water2.3496.0841,503.4
Total501.8191,299.705321,164.2

How Wyoming County compares

By original Census land area, Wyoming County ranks #17 of 55 in West Virginia and #2083 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.192 times the West Virginia county-equivalent median of 419 square miles. It accounts for 2.1% 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 Wyoming County

The Census Bureau estimates that 19,801 people lived in Wyoming County on July 1, 2025. That ranks #1,896 of 3,222 county equivalents nationally and #30 of 55 in West Virginia. Since the April 1, 2020 estimates base of 21,387, the population has declined by 1,586 (−7.4%), compared with −1.5% for West Virginia as a whole.

With 499.5 square miles of land, that is 40 people per square mile (15 per km²), placing Wyoming County #1,763 nationally for density and #32 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 16 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate21,32221,03520,57320,27920,00719,801
Change—−287−462−294−272−206

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 Wyoming County

3 incorporated places lie at least partly in Wyoming County. Together they are home to 3,381 people (17.1%); the other 16,420 (82.9%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Oceana town, with 1,382 residents in the county. The county seat, Pineville town, has 663 residents. By land, Mullens city is the largest at 1.842 mi².

Incorporated placePopulation 2025Since 2020Land mi²
Oceana town1,382−7.4%1.291
Mullens city1,336−8.7%1.842
Pineville townCounty seat663−8.4%0.768

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

Metropolitan area

Wyoming 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

40 ZIP Code Tabulation Areas have land in Wyoming County; 36 of them have most of their land inside the county, and the others mainly cover neighboring areas.

24716247192472624736248012481824822248232482724828248342483924844248452484724849248512485424857248602486724869248702487424880248822489825810258112582625845258482587025875258762588225913259162592825943

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 Wyoming County

Wyoming County shares a land border with 6 county equivalents. It has more land than 3 of them. The largest neighbor is Raleigh County (605 mi²) and the smallest is Mercer County (419 mi²). Together with its neighbors, Wyoming County forms a block of 3,435.3 mi² of land, of which it holds 14.5%.

Map of Wyoming County and the 6 county equivalents that border it McDowell County, West Virginia: 533.5 mi² landRaleigh County, West Virginia: 605 mi² landLogan County, West Virginia: 452.9 mi² landMingo County, West Virginia: 423.1 mi² landMercer County, West Virginia: 419 mi² landBoone County, West Virginia: 502.4 mi² land
Wyoming 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. WyomingCompare
Raleigh County6051.2× largerCompare
McDowell County533.51.1× largerCompare
Boone County502.4about the sameCompare
Logan County452.91.1× smallerCompare
Mingo County423.11.2× smallerCompare
Mercer County4191.2× smallerCompare

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

Wyoming County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.1 times as much. West Virginia’s county land could hold about 48 areas the size of Wyoming County.

Land area: Wyoming County and the closest-sized states
Wyoming County499.5 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 22.3 miles (36 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 Wyoming County?

Wyoming County has more land than 1,139 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Wyoming County499.5 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 Wyoming County at #2,175 nationally by total area, 92 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 0.5%, compared with a national county-equivalent median of 1.2% — 0.7 percentage points lower. 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 Wyoming County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2082Grayson County, Kentucky499.5Compare
#2083Wyoming County, West Virginia499.5This county
#2084Ste. Genevieve County, Missouri499.2Compare

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 37.603661, -81.549046. 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: 1,293,620,941 m²; AWATER: 6,083,275 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 Wyoming County?

Wyoming County, West Virginia has 499.5 square miles (1,293.6 km²) of land and 2.349 square miles of water, for a total area of 501.8 square miles. It ranks #2083 of 3,222 U.S. county equivalents by land area.

Is Wyoming County the largest county in West Virginia?

No. Wyoming County ranks #17 of 55 in West Virginia by land area. The largest is Randolph County, with 1,039.7 square miles of land.

What counties border Wyoming County?

Wyoming County shares a land border with McDowell County, Raleigh County, Logan County, Mingo County, Mercer County, and Boone County.

What is the population of Wyoming County?

The Census Bureau estimates Wyoming County had 19,801 residents on July 1, 2025, ranking #1,896 of 3,222 county equivalents. That is 40 people per square mile of land.

What is the county seat of Wyoming County?

The county seat of Wyoming County is Pineville.

What cities and towns are in Wyoming County?

Wyoming County has 3 incorporated places. The most populous are Oceana town, Mullens city, and Pineville town; 16,420 residents live outside any incorporated place.

Is Wyoming County part of a metropolitan area?

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

How many ZIP codes are in Wyoming County?

40 ZIP Code Tabulation Areas have land in Wyoming County, and 36 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

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

It has less land than every state. Rhode Island, the smallest, has 2.1 times as much land.

How many acres of land are in Wyoming County?

The land measurement converts to approximately 319,661 acres. Including water, total area is approximately 321,164 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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