Nuckolls County area

Nuckolls County, Nebraska covers 575.8 square miles: 575.2 square miles of land and 0.664 square miles of water. Its county seat is Nelson. An estimated 4,100 people lived there in 2025.

Official Census measurements · GEOID 311292026 Gazetteer · retrieved September 27, 2026
Land area575.2 mi²
Water area0.664 mi²
Population (2025)4,100
People per mi²7.1

County outline

Generalized outline of Nuckolls County, Nebraska
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 Nuckolls County is located

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

Area breakdown

Land accounts for 99.9% of Nuckolls County’s measured area and water for 0.1%. Its combined area converts to 1,491.4 square kilometers or approximately 368,524 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land575.1551,489.645368,099.2
Water0.6641.72425
Total575.8191,491.364368,524.2

How Nuckolls County compares

By original Census land area, Nuckolls County ranks #48 of 93 in Nebraska and #1727 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1 times the Nebraska county-equivalent median of 575.2 square miles. It accounts for 0.7% of the combined county land area in the state.

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

Population and density of Nuckolls County

The Census Bureau estimates that 4,100 people lived in Nuckolls County on July 1, 2025. That ranks #2,953 of 3,222 county equivalents nationally and #59 of 93 in Nebraska. Since the April 1, 2020 estimates base of 4,098, the population has grown by 2 (+0%), compared with +2.9% for Nebraska as a whole.

With 575.2 square miles of land, that is 7.1 people per square mile (2.8 per km²), placing Nuckolls County #2,760 nationally for density and #54 in Nebraska. The median county equivalent has 47 people per square mile; the Nebraska median is 8. Put another way, there are about 90 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate4,0934,0724,0764,1004,0964,100
Change—−21+4+24−4+4

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 Nuckolls County

7 incorporated places lie at least partly in Nuckolls County. Together they are home to 2,829 people (69%); the other 1,271 (31%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Superior city, with 1,821 residents in the county. The county seat, Nelson city, has 462 residents.

Incorporated placePopulation 2025Since 2020Land mi²
Superior city1,821+0.6%2.229
Nelson cityCounty seat462+0.2%0.816
Lawrence village275−0.7%0.415
Ruskin village1080%0.418
Hardy village92−1.1%0.607
Oak village500%0.152
Nora village210%0.38

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

Metropolitan area

Nuckolls 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

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

68335689346893568942689436895768961689646897468978

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 Nuckolls County

Nuckolls County shares a land border with 6 county equivalents, including 2 in Kansas. It has more land than 3 of them. The largest neighbor is Jewell County (910 mi²) and the smallest is Clay County (572.3 mi²). Together with its neighbors, Nuckolls County forms a block of 4,498.9 mi² of land, of which it holds 12.8%.

Map of Nuckolls County and the 6 county equivalents that border it Webster County, Nebraska: 574.9 mi² landThayer County, Nebraska: 573.8 mi² landClay County, Nebraska: 572.3 mi² landJewell County, Kansas: 910 mi² landRepublic County, Kansas: 717.4 mi² landFillmore County, Nebraska: 575.4 mi² land
Nuckolls 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. NuckollsCompare
Jewell CountyKansas9101.6× largerCompare
Republic CountyKansas717.41.2× largerCompare
Fillmore County575.4about the sameCompare
Webster County574.9about the sameCompare
Thayer County573.8about the sameCompare
Clay County572.3about the sameCompare

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

Nuckolls 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. Nebraska’s county land could hold about 134 areas the size of Nuckolls County.

Land area: Nuckolls County and the closest-sized states
Nuckolls County575.2 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 24 miles (38.6 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 Nuckolls County?

Nuckolls County has more land than 1,495 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Nuckolls County575.2 mi²
Nebraska median575.2 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 Nuckolls County at #1,864 nationally by total area, 137 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 0.1%, compared with a national county-equivalent median of 1.2% — 1.1 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 Nuckolls County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#1726Wheeler County, Nebraska575.2Compare
#1727Nuckolls County, Nebraska575.2This county
#1728Sac County, Iowa575Compare

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 40.176492, -98.046842. 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: 1,489,645,172 m²; AWATER: 1,718,484 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 Nuckolls County?

Nuckolls County, Nebraska has 575.2 square miles (1,489.6 km²) of land and 0.664 square miles of water, for a total area of 575.8 square miles. It ranks #1727 of 3,222 U.S. county equivalents by land area.

Is Nuckolls County the largest county in Nebraska?

No. Nuckolls County ranks #48 of 93 in Nebraska by land area. The largest is Cherry County, with 5,960.1 square miles of land.

What counties border Nuckolls County?

Nuckolls County shares a land border with Webster County, Thayer County, Clay County, Jewell County, Kansas, Republic County, Kansas, and Fillmore County.

What is the population of Nuckolls County?

The Census Bureau estimates Nuckolls County had 4,100 residents on July 1, 2025, ranking #2,953 of 3,222 county equivalents. That is 7.1 people per square mile of land.

What is the county seat of Nuckolls County?

The county seat of Nuckolls County is Nelson.

What cities and towns are in Nuckolls County?

Nuckolls County has 7 incorporated places. The most populous five are Superior city, Nelson city, Lawrence village, Ruskin village, and Hardy village; 1,271 residents live outside any incorporated place.

Is Nuckolls County part of a metropolitan area?

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

How many ZIP codes are in Nuckolls County?

10 ZIP Code Tabulation Areas have land in Nuckolls 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 Nuckolls 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 Nuckolls County?

The land measurement converts to approximately 368,099 acres. Including water, total area is approximately 368,524 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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