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What are the largest counties in Nebraska?

Douglas County is the largest county in Nebraska, with 606,460 residents in 2025 (Census PEP). Lancaster County (334,049) and Sarpy County (208,303) come next.

Data as of 2025 · updated

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All 81 ranked Nebraska counties

Nebraska counties ranked by population
RankCountyResidents 2025Change 2020–25
1Douglas County606,460+3.6%
2Lancaster County334,049+3.4%
3Sarpy County208,303+9.0%
4Hall County63,633+1.4%
5Buffalo County51,172+1.9%
6Dodge County38,057+2.6%
7Madison County36,106+1.6%
8Platte County35,649+3.9%
9Scotts Bluff County35,586−1.3%
10Lincoln County33,303−3.6%
11Adams County31,071−0.3%
12Cass County27,657+3.9%
13Dawson County24,452+1.5%
14Saunders County23,702+6.0%
15Gage County21,711+0.2%
16Dakota County21,687+0.7%
17Washington County21,302+1.8%
18Seward County18,032+2.3%
19Otoe County16,531+3.9%
20Saline County14,996+1.9%
21York County14,564+3.3%
22Colfax County10,934+3.6%
23Custer County10,500+0.0%
24Box Butte County10,494−3.0%
25Red Willow County10,307−3.5%
26Holt County10,067−0.3%
27Wayne County10,020+3.2%
28Hamilton County9,678+2.9%
29Cheyenne County9,528+0.4%
30Phelps County8,994+0.2%
31Cuming County8,823−2.1%
32Butler County8,507+1.8%
33Cedar County8,373+0.0%
34Knox County8,335−0.5%
35Keith County8,100−2.7%
36Merrick County7,905+3.3%
37Dawes County7,858−3.7%
38Richardson County7,530−4.2%
39Pierce County7,378+0.5%
40Nemaha County7,102+0.2%
41Jefferson County7,070−2.6%
42Kearney County6,790+1.5%
43Thurston County6,752−0.1%
44Burt County6,678−0.6%
45Howard County6,538+0.8%
46Antelope County6,352+1.0%
47Clay County6,170+1.1%
48Stanton County5,744−1.4%
49Dixon County5,602+0.4%
50Cherry County5,561+1.9%
51Fillmore County5,458−2.0%
52Boone County5,355−0.1%
53Polk County5,270+1.1%
54Johnson County5,218−1.4%
55Thayer County4,842−3.6%
56Sheridan County4,809−5.7%
57Furnas County4,524−2.2%
58Morrill County4,404−3.3%
59Nuckolls County4,100+0.2%
60Valley County4,094+0.9%
61Chase County3,718−4.4%
62Kimball County3,391−0.5%
63Webster County3,336−1.6%
64Nance County3,290−3.0%
65Harlan County3,000−1.9%
66Sherman County2,924−1.2%
67Perkins County2,849−0.3%
68Brown County2,826−2.6%
69Franklin County2,795−3.1%
70Frontier County2,655+5.9%
71Pawnee County2,510−1.0%
72Hitchcock County2,467−5.9%
73Greeley County2,154−1.3%
74Deuel County1,862+1.6%
75Garden County1,804−4.5%
76Gosper County1,803−4.9%
77Garfield County1,710−5.4%
78Boyd County1,674−7.5%
79Dundy County1,568−5.2%
80Rock County1,259−0.7%
81Sioux County1,188+3.7%

How this is ranked

The Census Bureau's July 1 resident population estimates for 2025, largest first, with the change since 2020. Counties with fewer than 1,000 residents are not ranked. Areas without an estimate for the same year as the others are not ranked.

Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025). Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how ranks and figures are built.

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Questions

What is the largest county in Nebraska?

Douglas County is the largest county in Nebraska, with 606,460 residents in 2025 (Census PEP). Lancaster County (334,049) and Sarpy County (208,303) come next.

How is this ranking calculated?

The Census Bureau's July 1 resident population estimates for 2025, largest first, with the change since 2020. Counties with fewer than 1,000 residents are not ranked. Areas without an estimate for the same year as the others are not ranked.

More rankings for Nebraska

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