Ranking of Nebraska Counties By Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the population of Nebraska (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 105,606. Among all Nebraska counties, Douglas County had the highest population (aged 25 years and above) with an educational attainment of Less than High School Diploma (33,257), followed by Lancaster County (13,317), and Hall County (6,073).
The chart below shows the top 10 Nebraska counties, and the table below shows the ranking of all Nebraska counties.
You can see similar information for other educational attainments.
You can also see similar information for other states and for the United States.
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Related Topics: Nebraska ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Nebraska Counties By Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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| Rank | County | Number of People |
|---|---|---|
| 1 | Douglas County | 33257 |
| 2 | Lancaster County | 13317 |
| 3 | Hall County | 6073 |
| 4 | Sarpy County | 5436 |
| 5 | Dawson County | 3464 |
| 6 | Dakota County | 2855 |
| 7 | Dodge County | 2661 |
| 8 | Scotts Bluff County | 2578 |
| 9 | Platte County | 2575 |
| 10 | Buffalo County | 2373 |
| 11 | Madison County | 1828 |
| 12 | Saline County | 1761 |
| 13 | Colfax County | 1723 |
| 14 | Adams County | 1717 |
| 15 | Lincoln County | 1475 |
| 16 | Gage County | 1382 |
| 17 | Cass County | 1037 |
| 18 | Saunders County | 796 |
| 19 | Otoe County | 763 |
| 20 | Box Butte County | 707 |
| 21 | Cuming County | 654 |
| 22 | Keith County | 632 |
| 23 | Seward County | 622 |
| 24 | Washington County | 618 |
| 25 | Dixon County | 589 |
| 26 | York County | 544 |
| 27 | Red Willow County | 530 |
| 28 | Phelps County | 490 |
| 29 | Holt County | 444 |
| 30 | Knox County | 439 |
| 31 | Johnson County | 437 |
| 32 | Jefferson County | 433 |
| 33 | Burt County | 421 |
| 34 | Nemaha County | 419 |
| 35 | Cheyenne County | 417 |
| 36 | Custer County | 409 |
| 37 | Merrick County | 372 |
| 38 | Richardson County | 367 |
| 39 | Sheridan County | 360 |
| 40 | Butler County | 359 |
| 41 | Thurston County | 346 |
| 42 | Antelope County | 332 |
| 43 | Cedar County | 321 |
| 44 | Furnas County | 315 |
| 44 | Polk County | 315 |
| 45 | Chase County | 311 |
| 46 | Kimball County | 309 |
| 47 | Clay County | 294 |
| 47 | Morrill County | 294 |
| 48 | Pierce County | 276 |
| 49 | Pawnee County | 268 |
| 50 | Dawes County | 259 |
| 51 | Nuckolls County | 237 |
| 52 | Kearney County | 230 |
| 53 | Fillmore County | 229 |
| 54 | Thayer County | 228 |
| 55 | Hamilton County | 212 |
| 56 | Howard County | 209 |
| 57 | Wayne County | 208 |
| 58 | Perkins County | 207 |
| 59 | Stanton County | 204 |
| 60 | Boone County | 194 |
| 61 | Sherman County | 182 |
| 62 | Valley County | 174 |
| 63 | Franklin County | 166 |
| 64 | Nance County | 164 |
| 65 | Harlan County | 159 |
| 66 | Webster County | 137 |
| 67 | Deuel County | 131 |
| 68 | Brown County | 128 |
| 68 | Greeley County | 128 |
| 69 | Dundy County | 123 |
| 70 | Cherry County | 104 |
| 71 | Frontier County | 99 |
| 72 | Hitchcock County | 92 |
| 73 | Gosper County | 85 |
| 74 | Garden County | 82 |
| 75 | Boyd County | 67 |
| 76 | Garfield County | 45 |
| 77 | Hayes County | 42 |
| 78 | Sioux County | 40 |
| 79 | Rock County | 38 |
| 80 | Banner County | 34 |
| 80 | Hooker County | 34 |
| 80 | Thomas County | 34 |
| 81 | Grant County | 33 |
| 82 | Wheeler County | 30 |
| 83 | Keya Paha County | 29 |
| 84 | McPherson County | 26 |
| 85 | Blaine County | 23 |
| 85 | Logan County | 23 |
| 86 | Arthur County | 14 |
| 87 | Loup County | 8 |