Ranking of Oklahoma Counties By Total Voting-age Population (18yrs and over) from Census 2020
Updated on August 22, 2023.
According to the data from the US 2020 Census, as at April 2020, among all the counties in Oklahoma, Oklahoma County had the highest voting-age population (18 years and over) (601.82K), followed by Tulsa County (505.84K), and Cleveland County (228.70K).
The chart below shows the top 10 counties with high voting-age population, and the table below shows the ranking of all Oklahoma counties based on voting-age population.
You can also see the ranking of counties by population for other states as well as for the whole United States.
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Related Topics: Oklahoma Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Oklahoma Counties By Total Voting-age Population from Census 2020
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| Rank | County | Voting-age Population |
|---|---|---|
| 1 | Oklahoma County | 601822 |
| 2 | Tulsa County | 505837 |
| 3 | Cleveland County | 228702 |
| 4 | Canadian County | 112734 |
| 5 | Comanche County | 92171 |
| 6 | Rogers County | 72407 |
| 7 | Payne County | 66441 |
| 8 | Wagoner County | 60513 |
| 9 | Pottawatomie County | 55464 |
| 10 | Creek County | 54882 |
| 11 | Muskogee County | 51051 |
| 12 | Garfield County | 46510 |
| 13 | Grady County | 41626 |
| 14 | Washington County | 40133 |
| 15 | Logan County | 36713 |
| 16 | Carter County | 36685 |
| 17 | Le Flore County | 36659 |
| 18 | Cherokee County | 35989 |
| 19 | Osage County | 35510 |
| 20 | Bryan County | 35266 |
| 21 | Pittsburg County | 34104 |
| 22 | Kay County | 33077 |
| 23 | Stephens County | 32922 |
| 24 | Delaware County | 32320 |
| 25 | McClain County | 30780 |
| 26 | Sequoyah County | 29959 |
| 27 | Mayes County | 29692 |
| 28 | Pontotoc County | 28970 |
| 29 | Okmulgee County | 28236 |
| 30 | Lincoln County | 25422 |
| 31 | Ottawa County | 23192 |
| 32 | McCurtain County | 23042 |
| 33 | Custer County | 21464 |
| 34 | Caddo County | 21082 |
| 35 | Garvin County | 19448 |
| 36 | Jackson County | 18698 |
| 37 | Seminole County | 17777 |
| 38 | Beckham County | 17013 |
| 39 | Woodward County | 15507 |
| 40 | McIntosh County | 15220 |
| 41 | Texas County | 15122 |
| 42 | Adair County | 14420 |
| 43 | Pawnee County | 11906 |
| 44 | Marshall County | 11782 |
| 45 | Kingfisher County | 11145 |
| 46 | Atoka County | 11081 |
| 47 | Craig County | 11079 |
| 48 | Choctaw County | 10956 |
| 49 | Murray County | 10663 |
| 50 | Hughes County | 10538 |
| 51 | Okfuskee County | 8946 |
| 52 | Haskell County | 8753 |
| 53 | Pushmataha County | 8446 |
| 54 | Noble County | 8364 |
| 55 | Washita County | 8072 |
| 56 | Johnston County | 7949 |
| 57 | Love County | 7826 |
| 58 | Latimer County | 7306 |
| 59 | Nowata County | 7211 |
| 60 | Woods County | 6920 |
| 61 | Blaine County | 6548 |
| 62 | Kiowa County | 6491 |
| 63 | Major County | 5832 |
| 64 | Tillman County | 5261 |
| 65 | Alfalfa County | 4560 |
| 66 | Greer County | 4341 |
| 67 | Cotton County | 4215 |
| 68 | Jefferson County | 4058 |
| 69 | Coal County | 4052 |
| 70 | Beaver County | 3748 |
| 71 | Dewey County | 3336 |
| 72 | Grant County | 3191 |
| 73 | Ellis County | 2891 |
| 74 | Roger Mills County | 2586 |
| 75 | Harper County | 2446 |
| 76 | Harmon County | 1879 |
| 77 | Cimarron County | 1738 |