Stark County area

Stark County, North Dakota covers 1,340.3 square miles: 1,334.9 square miles of land and 5.414 square miles of water. Its county seat is Dickinson. An estimated 34,013 people lived there in 2025.

Official Census measurements · GEOID 380892026 Gazetteer · retrieved September 27, 2026
Land area1,334.9 mi²
Water area5.414 mi²
Population (2025)34,013
People per mi²25

County outline

Generalized outline of Stark County, North Dakota
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 Stark County is located

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

Area breakdown

Land accounts for 99.6% of Stark County’s measured area and water for 0.4%. Its combined area converts to 3,471.4 square kilometers or approximately 857,810 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land1,334.9143,457.411854,345
Water5.41414.0223,465
Total1,340.3283,471.434857,809.9

How Stark County compares

By original Census land area, Stark County ranks #21 of 53 in North Dakota and #446 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.149 times the North Dakota county-equivalent median of 1,161.8 square miles. It accounts for 1.9% of the combined county land area in the state.

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

Population and density of Stark County

The Census Bureau estimates that 34,013 people lived in Stark County on July 1, 2025. That ranks #1,375 of 3,222 county equivalents nationally and #7 of 53 in North Dakota. Since the April 1, 2020 estimates base of 33,649, the population has grown by 364 (+1.1%), compared with +2.6% for North Dakota as a whole.

With 1,334.9 square miles of land, that is 25 people per square mile (9.8 per km²), placing Stark County #2,133 nationally for density and #5 in North Dakota. The median county equivalent has 47 people per square mile; the North Dakota median is 3.7. Put another way, there are about 25 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate33,83133,03732,73733,07533,69434,013
Change—−794−300+338+619+319

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 Stark County

6 incorporated places lie at least partly in Stark County. Together they are home to 28,496 people (83.8%); the other 5,517 (16.2%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Dickinson city, with 25,870 residents in the county.

Incorporated placePopulation 2025Since 2020Land mi²
Dickinson cityCounty seat25,870+0.8%13.2
Belfield city999+0.3%1.676
Richardton city695+0.6%2.214
South Heart city419+7.2%1.347
Gladstone city283+7.6%0.363
Taylor city230−0.9%0.501

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

Metropolitan area

Stark County is a central county of the Dickinson, ND Micropolitan Statistical Area. Its 3 county equivalents have 39,142 residents on 4,492 square miles of land; Stark County accounts for 29.7% of the land and 86.9% of the residents. By combined land it ranks #29 of 542 micropolitan areas, and #329 by population.

County equivalentPopulation 2025Land mi²
Stark County34,0131,334.9
Dunn County4,0582,008.6
Billings County1,0711,148.5

ZIP codes

10 ZIP Code Tabulation Areas have land in Stark County; 6 of them have most of their land inside the county, and the others mainly cover neighboring areas.

58601586225863058638586415864658647586525865558656

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 Stark County

Stark County shares a land border with 7 county equivalents. It has more land than 4 of them. The largest neighbor is Dunn County (2,008.6 mi²) and the smallest is Mercer County (1,042.8 mi²). Together with its neighbors, Stark County forms a block of 11,467.4 mi² of land, of which it holds 11.6%.

Map of Stark County and the 7 county equivalents that border it Dunn County, North Dakota: 2,008.6 mi² landHettinger County, North Dakota: 1,132.2 mi² landBillings County, North Dakota: 1,148.5 mi² landMorton County, North Dakota: 1,925.9 mi² landSlope County, North Dakota: 1,215.3 mi² landGrant County, North Dakota: 1,659.2 mi² landMercer County, North Dakota: 1,042.8 mi² land
Stark 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. StarkCompare
Dunn County2,008.61.5× largerCompare
Morton County1,925.91.4× largerCompare
Grant County1,659.21.2× largerCompare
Slope County1,215.31.1× smallerCompare
Billings County1,148.51.2× smallerCompare
Hettinger County1,132.21.2× smallerCompare
Mercer County1,042.81.3× smallerCompare

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

Stark County has more land than 1 of the 50 states. It is about 1.3 times the land area of Rhode Island (1,033.9 mi²), while Delaware, the next larger state, has 1.5 times as much land (1,948.6 mi²). North Dakota’s county land could hold about 52 areas the size of Stark County.

Land area: Stark County and the closest-sized states
Rhode Island1,033.9 mi²
Stark County1,334.9 mi²
Delaware1,948.6 mi²

Another way to picture it: the same land area would fill a square about 36.5 miles (58.8 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 Stark County?

Stark County has more land than 2,776 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Stark County1,334.9 mi²
North Dakota median1,161.8 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 Stark County at #509 nationally by total area, 63 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 0.4%, compared with a national county-equivalent median of 1.2% — 0.8 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 Stark County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#445Stearns County, Minnesota1,342.9Compare
#446Stark County, North Dakota1,334.9This county
#447Dimmit County, Texas1,328.9Compare

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 46.817031, -102.662026. 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: 3,457,411,409 m²; AWATER: 14,021,455 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 Stark County?

Stark County, North Dakota has 1,334.9 square miles (3,457.4 km²) of land and 5.414 square miles of water, for a total area of 1,340.3 square miles. It ranks #446 of 3,222 U.S. county equivalents by land area.

Is Stark County the largest county in North Dakota?

No. Stark County ranks #21 of 53 in North Dakota by land area. The largest is McKenzie County, with 2,760.1 square miles of land.

What counties border Stark County?

Stark County shares a land border with Dunn County, Hettinger County, Billings County, Morton County, Slope County, Grant County, and Mercer County.

What is the population of Stark County?

The Census Bureau estimates Stark County had 34,013 residents on July 1, 2025, ranking #1,375 of 3,222 county equivalents. That is 25 people per square mile of land.

What is the county seat of Stark County?

The county seat of Stark County is Dickinson.

What cities and towns are in Stark County?

Stark County has 6 incorporated places. The most populous five are Dickinson city, Belfield city, Richardton city, South Heart city, and Gladstone city; 5,517 residents live outside any incorporated place.

Is Stark County part of a metropolitan area?

Yes. It is a central county of the Dickinson, ND Micropolitan Statistical Area, which has 3 county equivalents and 39,142 residents.

How many ZIP codes are in Stark County?

10 ZIP Code Tabulation Areas have land in Stark County, and 6 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

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

It has more land than 1 of the 50 states, including Rhode Island (1,033.9 square miles of land).

How many acres of land are in Stark County?

The land measurement converts to approximately 854,345 acres. Including water, total area is approximately 857,810 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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