Lawrence County area

Lawrence County, Arkansas covers 592.3 square miles: 587.5 square miles of land and 4.786 square miles of water. Its county seat is Walnut Ridge. An estimated 16,273 people lived there in 2025.

Official Census measurements · GEOID 050752026 Gazetteer · retrieved September 27, 2026
Land area587.5 mi²
Water area4.786 mi²
Population (2025)16,273
People per mi²28

County outline

Generalized outline of Lawrence County, Arkansas
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 Lawrence County is located

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

Area breakdown

Land accounts for 99.2% of Lawrence County’s measured area and water for 0.8%. Its combined area converts to 1,534.1 square kilometers or approximately 379,081 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land587.5281,521.691376,017.9
Water4.78612.3963,063
Total592.3141,534.086379,081

How Lawrence County compares

By original Census land area, Lawrence County ranks #62 of 75 in Arkansas and #1669 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.908 times the Arkansas county-equivalent median of 647.2 square miles. It accounts for 1.1% of the combined county land area in the state.

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

Population and density of Lawrence County

The Census Bureau estimates that 16,273 people lived in Lawrence County on July 1, 2025. That ranks #2,082 of 3,222 county equivalents nationally and #45 of 75 in Arkansas. Since the April 1, 2020 estimates base of 16,225, the population has grown by 48 (+0.3%), compared with +3.4% for Arkansas as a whole.

With 587.5 square miles of land, that is 28 people per square mile (11 per km²), placing Lawrence County #2,075 nationally for density and #38 in Arkansas. The median county equivalent has 47 people per square mile; the Arkansas median is 28. Put another way, there are about 23 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate16,22116,28916,12316,18116,20016,273
Change—+68−166+58+19+73

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 Lawrence County

13 incorporated places lie at least partly in Lawrence County. Together they are home to 11,362 people (69.8%); the other 4,911 (30.2%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Walnut Ridge city, with 5,478 residents in the county. Among places with at least 1,000 residents in 2020, Walnut Ridge city grew fastest since then (+1.7%).

Incorporated placePopulation 2025Since 2020Land mi²
Walnut Ridge cityCounty seat5,478+1.7%16.7
Hoxie city2,568−1.5%6.666
Black Rock city697+17.7%3.313
Imboden town627−2.6%1.273
Portia town515+22.3%1.292
Ravenden town415−3%2.111
Strawberry town259−3%2.343
Lynn town242−3.2%2.313
Sedgwick town157−2.5%0.519
Alicia town136−3.5%0.432
Powhatan town100−3.8%0.547
Minturn town86−2.3%0.569
Smithville town82−3.5%0.666

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

Metropolitan area

Lawrence 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

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

7241072415724337243472440724457245772458724597246672469724767248272572

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 Lawrence County

Lawrence County shares a land border with 6 county equivalents. It has more land than 1 of them. The largest neighbor is Independence County (763.7 mi²) and the smallest is Greene County (577.4 mi²). Together with its neighbors, Lawrence County forms a block of 4,525.9 mi² of land, of which it holds 13%.

Map of Lawrence County and the 6 county equivalents that border it Sharp County, Arkansas: 604.6 mi² landRandolph County, Arkansas: 651.9 mi² landCraighead County, Arkansas: 707.2 mi² landGreene County, Arkansas: 577.4 mi² landJackson County, Arkansas: 633.6 mi² landIndependence County, Arkansas: 763.7 mi² land
Lawrence 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. LawrenceCompare
Independence County763.71.3× largerCompare
Craighead County707.21.2× largerCompare
Randolph County651.91.1× largerCompare
Jackson County633.61.1× largerCompare
Sharp County604.6about the sameCompare
Greene County577.4about the sameCompare

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

Lawrence County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.8 times as much. Arkansas’s county land could hold about 88 areas the size of Lawrence County.

Land area: Lawrence County and the closest-sized states
Lawrence County587.5 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 24.2 miles (39 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 Lawrence County?

Lawrence County has more land than 1,553 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Lawrence County587.5 mi²
Arkansas median647.2 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 Lawrence County at #1,769 nationally by total area, 100 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 0.8%, compared with a national county-equivalent median of 1.2% — 0.4 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 Lawrence County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#1668Cherokee County, Kansas587.6Compare
#1669Lawrence County, Arkansas587.5This county
#1670Howard County, Arkansas587.3Compare

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 36.054790, -91.101748. 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: 1,521,690,348 m²; AWATER: 12,395,694 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 Lawrence County?

Lawrence County, Arkansas has 587.5 square miles (1,521.7 km²) of land and 4.786 square miles of water, for a total area of 592.3 square miles. It ranks #1669 of 3,222 U.S. county equivalents by land area.

Is Lawrence County the largest county in Arkansas?

No. Lawrence County ranks #62 of 75 in Arkansas by land area. The largest is Union County, with 1,039.1 square miles of land.

What counties border Lawrence County?

Lawrence County shares a land border with Sharp County, Randolph County, Craighead County, Greene County, Jackson County, and Independence County.

What is the population of Lawrence County?

The Census Bureau estimates Lawrence County had 16,273 residents on July 1, 2025, ranking #2,082 of 3,222 county equivalents. That is 28 people per square mile of land.

What is the county seat of Lawrence County?

The county seat of Lawrence County is Walnut Ridge.

What cities and towns are in Lawrence County?

Lawrence County has 13 incorporated places. The most populous five are Walnut Ridge city, Hoxie city, Black Rock city, Imboden town, and Portia town; 4,911 residents live outside any incorporated place.

Is Lawrence County part of a metropolitan area?

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

How many ZIP codes are in Lawrence County?

14 ZIP Code Tabulation Areas have land in Lawrence 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 Lawrence County compare with U.S. states?

It has less land than every state. Rhode Island, the smallest, has 1.8 times as much land.

How many acres of land are in Lawrence County?

The land measurement converts to approximately 376,018 acres. Including water, total area is approximately 379,081 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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