Wyoming County area

Wyoming County, New York covers 596.2 square miles: 592.7 square miles of land and 3.508 square miles of water. Its county seat is Warsaw. An estimated 39,741 people lived there in 2025.

Official Census measurements · GEOID 361212026 Gazetteer · retrieved September 27, 2026
Land area592.7 mi²
Water area3.508 mi²
Population (2025)39,741
People per mi²67

County outline

Generalized outline of Wyoming County, New York
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 99.4% of Wyoming County’s measured area and water for 0.6%. Its combined area converts to 1,544.2 square kilometers or approximately 381,573 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land592.71,535.086379,328
Water3.5089.0862,245.1
Total596.2081,544.172381,573.1

How Wyoming County compares

By original Census land area, Wyoming County ranks #39 of 62 in New York and #1650 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.907 times the New York county-equivalent median of 653.7 square miles. It accounts for 1.3% of the combined county land area in the state.

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

Population and density of Wyoming County

The Census Bureau estimates that 39,741 people lived in Wyoming County on July 1, 2025. That ranks #1,218 of 3,222 county equivalents nationally and #55 of 62 in New York. Since the April 1, 2020 estimates base of 40,546, the population has declined by 805 (−2%), compared with −1% for New York as a whole.

With 592.7 square miles of land, that is 67 people per square mile (26 per km²), placing Wyoming County #1,294 nationally for density and #48 in New York. The median county equivalent has 47 people per square mile; the New York median is 112. Put another way, there are about 9.5 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate40,26440,12539,82439,75039,81739,741
Change—−139−301−74+67−76

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

Wyoming County is divided into 16 cities and towns. In New York, county subdivisions are local governments, and together they cover all of the county’s land and residents.

The most populous is Attica town, with 6,475 residents (16.3% of the county). The largest by land is Bennington town, at 55 mi², or 9.3% of the county’s land. The county seat, Warsaw town, has 5,218 residents. Among those with at least 1,000 residents in 2020, Arcade town grew fastest since then (+0.1%).

County subdivisionPopulation 2025Since 2020Land mi²Share of county land
Attica town6,475−4.7%35.76%
Warsaw townCounty seat5,218−1.7%35.46%
Perry town4,769−2.2%36.46.1%
Arcade town4,193+0.1%477.9%
Bennington town3,175−1.3%559.3%
Castile town2,671−2.1%37.16.3%
Sheldon town2,336−1.4%47.48%
Gainesville town1,972−1.9%35.66%
Java town1,942−1.7%47.17.9%
Middlebury town1,315−1.9%35.66%
Orangeville town1,249−0.2%35.56%
Covington town1,231−1.5%26.24.4%
Eagle town1,089−1.4%36.36.1%
Pike town966−0.8%31.15.2%
Wethersfield town744−1.5%35.86%
Show the other 1 subdivisions
NamePopulation 2025Since 2020Land mi²
Genesee Falls town396−1.7%15.5

Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each subdivision inside Wyoming County. Land: 2026 Census Gazetteer. 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

25 ZIP Code Tabulation Areas have land in Wyoming County; 19 of them have most of their land inside the county, and the others mainly cover neighboring areas.

14004140091401114024140301403714039140401405414066140821408314113141301414514167144271452514530145331453614549145501456914591

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 5 county equivalents. It has more land than 1 of them. The largest neighbor is Cattaraugus County (1,308.2 mi²) and the smallest is Genesee County (493 mi²). Together with its neighbors, Wyoming County forms a block of 5,097.8 mi² of land, of which it holds 11.6%.

Map of Wyoming County and the 5 county equivalents that border it Genesee County, New York: 493 mi² landLivingston County, New York: 631.7 mi² landErie County, New York: 1,042.8 mi² landAllegany County, New York: 1,029.5 mi² landCattaraugus County, New York: 1,308.2 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
Cattaraugus County1,308.22.2× largerCompare
Erie County1,042.81.8× largerCompare
Allegany County1,029.51.7× largerCompare
Livingston County631.71.1× largerCompare
Genesee County4931.2× 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 1.7 times as much. New York’s county land could hold about 80 areas the size of Wyoming County.

Land area: Wyoming County and the closest-sized states
Wyoming County592.7 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 24.3 miles (39.2 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 1,572 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Wyoming County592.7 mi²
New York median653.7 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 #1,757 nationally by total area, 107 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 0.6%, compared with a national county-equivalent median of 1.2% — 0.6 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
#1649Colbert County, Alabama593Compare
#1650Wyoming County, New York592.7This county
#1651Miller County, Missouri592.7Compare

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 42.701365, -78.228576. 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: 1,535,086,368 m²; AWATER: 9,085,227 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, New York has 592.7 square miles (1,535.1 km²) of land and 3.508 square miles of water, for a total area of 596.2 square miles. It ranks #1650 of 3,222 U.S. county equivalents by land area.

Is Wyoming County the largest county in New York?

No. Wyoming County ranks #39 of 62 in New York by land area. The largest is St. Lawrence County, with 2,679.5 square miles of land.

What counties border Wyoming County?

Wyoming County shares a land border with Genesee County, Livingston County, Erie County, Allegany County, and Cattaraugus County.

What is the population of Wyoming County?

The Census Bureau estimates Wyoming County had 39,741 residents on July 1, 2025, ranking #1,218 of 3,222 county equivalents. That is 67 people per square mile of land.

What is the county seat of Wyoming County?

The county seat of Wyoming County is Warsaw.

What cities and towns are in Wyoming County?

Wyoming County has 16 county subdivisions (cities, towns and townships). The most populous five are Attica town, Warsaw town, Perry town, Arcade town, and Bennington town.

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?

25 ZIP Code Tabulation Areas have land in Wyoming County, and 19 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 1.7 times as much land.

How many acres of land are in Wyoming County?

The land measurement converts to approximately 379,328 acres. Including water, total area is approximately 381,573 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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