Warrick County area

Warrick County, Indiana covers 391.1 square miles: 384.6 square miles of land and 6.422 square miles of water. Its county seat is Boonville. An estimated 66,803 people lived there in 2025.

Official Census measurements · GEOID 181732026 Gazetteer · retrieved September 27, 2026
Land area384.6 mi²
Water area6.422 mi²
Population (2025)66,803
People per mi²174

County outline

Generalized outline of Warrick County, Indiana
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 Warrick County is located

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

Area breakdown

Land accounts for 98.4% of Warrick County’s measured area and water for 1.6%. Its combined area converts to 1,012.8 square kilometers or approximately 250,273 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land384.63996.187246,163.2
Water6.42216.6334,110.1
Total391.0521,012.82250,273.3

How Warrick County compares

By original Census land area, Warrick County ranks #54 of 92 in Indiana and #2588 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.97 times the Indiana county-equivalent median of 396.4 square miles. It accounts for 1.1% of the combined county land area in the state.

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

Population and density of Warrick County

The Census Bureau estimates that 66,803 people lived in Warrick County on July 1, 2025. That ranks #830 of 3,222 county equivalents nationally and #25 of 92 in Indiana. Since the April 1, 2020 estimates base of 63,894, the population has grown by 2,909 (+4.6%), compared with +2.8% for Indiana as a whole.

With 384.6 square miles of land, that is 174 people per square mile (67 per km²), placing Warrick County #695 nationally for density and #24 in Indiana. The median county equivalent has 47 people per square mile; the Indiana median is 88. Put another way, there are about 3.7 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate64,00364,63465,25265,98666,32166,803
Change—+631+618+734+335+482

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 Warrick County

6 incorporated places lie at least partly in Warrick County. Together they are home to 15,874 people (23.8%); the other 50,929 (76.2%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Boonville city, with 6,689 residents in the county. Among places with at least 1,000 residents in 2020, Chandler town grew fastest since then (+7.2%).

Incorporated placePopulation 2025Since 2020Land mi²
Boonville cityCounty seat6,689−0.3%5.731
Chandler town3,960+7.2%2.914
Newburgh town3,442+3.3%1.492
Lynnville town881+6.7%1.742
Elberfeld town673+4.7%0.306
Tennyson town229+6.5%0.234

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

Metropolitan area

Warrick County is a central county of the Evansville, IN Metropolitan Statistical Area. Its 3 county equivalents have 273,786 residents on 1,027.4 square miles of land; Warrick County accounts for 37.4% of the land and 24.4% of the residents. By combined land it ranks #276 of 393 metropolitan areas, and #187 by population. It belongs to the Evansville-Henderson, IN-KY Combined Statistical Area.

County equivalentPopulation 2025Land mi²
Vanderburgh County181,995233.4
Warrick County66,803384.6
Posey County24,988409.4

ZIP codes

12 ZIP Code Tabulation Areas have land in Warrick County; 7 of them have most of their land inside the county, and the others mainly cover neighboring areas.

475234753747541476014761047613476194763047637476394766047725

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 Warrick County

Warrick County shares a land border with 7 county equivalents, including 2 in Kentucky. It has more land than 2 of them. The largest neighbor is Gibson County (487.4 mi²) and the smallest is Vanderburgh County (233.4 mi²). Together with its neighbors, Warrick County forms a block of 3,158.7 mi² of land, of which it holds 12.2%.

Map of Warrick County and the 7 county equivalents that border it Spencer County, Indiana: 396.9 mi² landVanderburgh County, Indiana: 233.4 mi² landPike County, Indiana: 334.4 mi² landGibson County, Indiana: 487.4 mi² landHenderson County, Kentucky: 436.4 mi² landDubois County, Indiana: 427.3 mi² landDaviess County, Kentucky: 458.4 mi² land
Warrick 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. WarrickCompare
Gibson County487.41.3× largerCompare
Daviess CountyKentucky458.41.2× largerCompare
Henderson CountyKentucky436.41.1× largerCompare
Dubois County427.31.1× largerCompare
Spencer County396.9about the sameCompare
Pike County334.41.2× smallerCompare
Vanderburgh County233.41.6× smallerCompare

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

Warrick County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.7 times as much. Indiana’s county land could hold about 93 areas the size of Warrick County.

Land area: Warrick County and the closest-sized states
Warrick County384.6 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 19.6 miles (31.6 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 Warrick County?

Warrick County has more land than 634 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Warrick County384.6 mi²
Indiana median396.4 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 Warrick County at #2,633 nationally by total area, 45 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 1.6%, compared with a national county-equivalent median of 1.2% — 0.5 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 Warrick County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2587Geary County, Kansas384.7Compare
#2588Warrick County, Indiana384.6This county
#2589Franklin County, Indiana384.4Compare

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 38.097728, -87.272049. 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: 996,186,006 m²; AWATER: 16,631,845 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 Warrick County?

Warrick County, Indiana has 384.6 square miles (996.2 km²) of land and 6.422 square miles of water, for a total area of 391.1 square miles. It ranks #2588 of 3,222 U.S. county equivalents by land area.

Is Warrick County the largest county in Indiana?

No. Warrick County ranks #54 of 92 in Indiana by land area. The largest is Allen County, with 657.1 square miles of land.

What counties border Warrick County?

Warrick County shares a land border with Spencer County, Vanderburgh County, Pike County, Gibson County, Henderson County, Kentucky, Dubois County, and Daviess County, Kentucky.

What is the population of Warrick County?

The Census Bureau estimates Warrick County had 66,803 residents on July 1, 2025, ranking #830 of 3,222 county equivalents. That is 174 people per square mile of land.

What is the county seat of Warrick County?

The county seat of Warrick County is Boonville.

What cities and towns are in Warrick County?

Warrick County has 6 incorporated places. The most populous five are Boonville city, Chandler town, Newburgh town, Lynnville town, and Elberfeld town; 50,929 residents live outside any incorporated place.

Is Warrick County part of a metropolitan area?

Yes. It is a central county of the Evansville, IN Metropolitan Statistical Area, which has 3 county equivalents and 273,786 residents.

How many ZIP codes are in Warrick County?

12 ZIP Code Tabulation Areas have land in Warrick County, and 7 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

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

It has less land than every state. Rhode Island, the smallest, has 2.7 times as much land.

How many acres of land are in Warrick County?

The land measurement converts to approximately 246,163 acres. Including water, total area is approximately 250,273 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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