Oklahoma Population By County in 2018
Updated on June 22, 2021.
According to the US Census Bureau population estimates, there were 3,940,235 people living in Oklahoma in 2018. Oklahoma County was the most populated county with 790,593 residents, followed by Tulsa County with 647,683 residents, and Cleveland County with 281,166 residents. Cimarron County with a population of 2,165 was the least populated county in Oklahoma in 2018.
Use the map below to interactively explore the population of each county in Oklahoma in 2018. The data can also be explored further by sorting and filtering with the table below.
Hover/Click on the counties to see the values.
Oklahoma Population By County (2018)
Table of Oklahoma Population By County in 2018
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| County | Population | % of State Population |
|---|---|---|
| Adair | 22,224 | 0.56% |
| Alfalfa | 5,765 | 0.15% |
| Atoka | 13,795 | 0.35% |
| Beaver | 5,318 | 0.14% |
| Beckham | 21,720 | 0.55% |
| Blaine | 9,454 | 0.24% |
| Bryan | 47,191 | 1.20% |
| Caddo | 29,028 | 0.74% |
| Canadian | 144,426 | 3.67% |
| Carter | 48,213 | 1.22% |
| Cherokee | 48,607 | 1.23% |
| Choctaw | 14,698 | 0.37% |
| Cimarron | 2,165 | 0.06% |
| Cleveland | 281,166 | 7.14% |
| Coal | 5,520 | 0.14% |
| Comanche | 120,528 | 3.06% |
| Cotton | 5,820 | 0.15% |
| Craig | 14,300 | 0.36% |
| Creek | 71,730 | 1.82% |
| Custer | 28,995 | 0.74% |
| Delaware | 42,814 | 1.09% |
| Dewey | 4,931 | 0.13% |
| Ellis | 3,939 | 0.10% |
| Garfield | 61,095 | 1.55% |
| Garvin | 27,746 | 0.70% |
| Grady | 55,448 | 1.41% |
| Grant | 4,321 | 0.11% |
| Greer | 5,814 | 0.15% |
| Harmon | 2,691 | 0.07% |
| Harper | 3,727 | 0.10% |
| Haskell | 12,636 | 0.32% |
| Hughes | 13,305 | 0.34% |
| Jackson | 24,775 | 0.63% |
| Jefferson | 6,106 | 0.16% |
| Johnston | 11,020 | 0.28% |
| Kay | 43,944 | 1.12% |
| Kingfisher | 15,814 | 0.40% |
| Kiowa | 8,732 | 0.22% |
| Latimer | 10,175 | 0.26% |
| Le Flore | 50,093 | 1.27% |
| Lincoln | 34,837 | 0.88% |
| Logan | 47,248 | 1.20% |
| Love | 10,156 | 0.26% |
| McClain | 39,887 | 1.01% |
| McCurtain | 32,967 | 0.84% |
| McIntosh | 19,745 | 0.50% |
| Major | 7,627 | 0.19% |
| Marshall | 16,727 | 0.43% |
| Mayes | 41,210 | 1.05% |
| Murray | 13,968 | 0.35% |
| Muskogee | 68,324 | 1.73% |
| Noble | 11,279 | 0.29% |
| Nowata | 10,278 | 0.26% |
| Okfuskee | 12,081 | 0.31% |
| Oklahoma | 790,593 | 20.07% |
| Okmulgee | 38,321 | 0.97% |
| Osage | 47,121 | 1.20% |
| Ottawa | 31,319 | 0.80% |
| Pawnee | 16,356 | 0.42% |
| Payne | 82,172 | 2.09% |
| Pittsburg | 43,870 | 1.11% |
| Pontotoc | 38,272 | 0.97% |
| Pottawatomie | 72,513 | 1.84% |
| Pushmataha | 11,192 | 0.28% |
| Roger Mills | 3,646 | 0.09% |
| Rogers | 91,801 | 2.33% |
| Seminole | 24,520 | 0.62% |
| Sequoyah | 41,585 | 1.06% |
| Stephens | 43,179 | 1.10% |
| Texas | 20,491 | 0.52% |
| Tillman | 7,323 | 0.19% |
| Tulsa | 647,683 | 16.44% |
| Wagoner | 80,123 | 2.03% |
| Washington | 51,791 | 1.31% |
| Washita | 11,036 | 0.28% |
| Woods | 8,893 | 0.23% |
| Woodward | 20,312 | 0.52% |
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