| County Population Centroids for Oklahoma |
| ST | COU | COUNTY NAME | POPULATION | LATITUDE | LONGITUDE |
| 40 | 001 | Adair | 21,038 | 35.887811 | -94.633527 |
| 40 | 003 | Alfalfa | 6,105 | 36.663581 | -98.322071 |
| 40 | 005 | Atoka | 13,879 | 34.337617 | -96.083902 |
| 40 | 007 | Beaver | 5,857 | 36.814460 | -100.60597 |
| 40 | 009 | Beckham | 19,799 | 35.359281 | -99.517298 |
| 40 | 011 | Blaine | 11,976 | 35.884811 | -98.421425 |
| 40 | 013 | Bryan | 36,534 | 33.974202 | -96.379418 |
| 40 | 015 | Caddo | 30,150 | 35.134908 | -98.339637 |
| 40 | 017 | Canadian | 87,697 | 35.492240 | -97.796942 |
| 40 | 019 | Carter | 45,621 | 34.194013 | -97.204806 |
| 40 | 021 | Cherokee | 42,521 | 35.901037 | -94.993381 |
| 40 | 023 | Choctaw | 15,342 | 34.018966 | -95.527426 |
| 40 | 025 | Cimarron | 3,148 | 36.736268 | -102.48387 |
| 40 | 027 | Cleveland | 208,016 | 35.261860 | -97.441833 |
| 40 | 029 | Coal | 6,031 | 34.548041 | -96.278859 |
| 40 | 031 | Comanche | 114,996 | 34.630118 | -98.423615 |
| 40 | 033 | Cotton | 6,614 | 34.304428 | -98.330940 |
| 40 | 035 | Craig | 14,950 | 36.674367 | -95.156511 |
| 40 | 037 | Creek | 67,367 | 35.974727 | -96.235554 |
| 40 | 039 | Custer | 26,142 | 35.549113 | -98.844750 |
| 40 | 041 | Delaware | 37,077 | 36.456315 | -94.796040 |
| 40 | 043 | Dewey | 4,743 | 36.050074 | -99.054402 |
| 40 | 045 | Ellis | 4,075 | 36.262347 | -99.784191 |
| 40 | 047 | Garfield | 57,813 | 36.397427 | -97.882344 |
| 40 | 049 | Garvin | 27,210 | 34.735768 | -97.293091 |
| 40 | 051 | Grady | 45,516 | 35.082034 | -97.879533 |
| 40 | 053 | Grant | 5,144 | 36.766797 | -97.775658 |
| 40 | 055 | Greer | 6,061 | 34.914952 | -99.460002 |
| 40 | 057 | Harmon | 3,283 | 34.694138 | -99.895165 |
| 40 | 059 | Harper | 3,562 | 36.776403 | -99.749793 |
| 40 | 061 | Haskell | 11,792 | 35.237115 | -95.122301 |
| 40 | 063 | Hughes | 14,154 | 35.084421 | -96.310534 |
| 40 | 065 | Jackson | 28,439 | 34.652691 | -99.333230 |
| 40 | 067 | Jefferson | 6,818 | 34.127333 | -97.864621 |
| 40 | 069 | Johnston | 10,513 | 34.265388 | -96.657379 |
| 40 | 071 | Kay | 48,080 | 36.745487 | -97.130371 |
| 40 | 073 | Kingfisher | 13,926 | 35.918858 | -97.916251 |
| 40 | 075 | Kiowa | 10,227 | 34.939091 | -99.014124 |
| 40 | 077 | Latimer | 10,692 | 34.883819 | -95.262698 |
| 40 | 079 | Le Flore | 48,109 | 35.066300 | -94.638650 |
| 40 | 081 | Lincoln | 32,080 | 35.662113 | -96.879822 |
| 40 | 083 | Logan | 33,924 | 35.846374 | -97.435561 |
| 40 | 085 | Love | 8,831 | 33.926225 | -97.173494 |
| 40 | 087 | McClain | 27,740 | 35.080377 | -97.500660 |
| 40 | 089 | McCurtain | 34,402 | 34.003870 | -94.815314 |
| 40 | 091 | McIntosh | 19,456 | 35.386933 | -95.580976 |
| 40 | 093 | Major | 7,545 | 36.297790 | -98.430692 |
| 40 | 095 | Marshall | 13,184 | 34.021581 | -96.756466 |
| 40 | 097 | Mayes | 38,369 | 36.290196 | -95.234435 |
| 40 | 099 | Murray | 12,623 | 34.505370 | -97.029076 |
| 40 | 101 | Muskogee | 69,451 | 35.711135 | -95.367247 |
| 40 | 103 | Noble | 11,411 | 36.328788 | -97.240931 |
| 40 | 105 | Nowata | 10,569 | 36.773959 | -95.634507 |
| 40 | 107 | Okfuskee | 11,814 | 35.449796 | -96.330617 |
| 40 | 109 | Oklahoma | 660,448 | 35.512021 | -97.511445 |
| 40 | 111 | Okmulgee | 39,685 | 35.608828 | -95.969219 |
| 40 | 113 | Osage | 44,437 | 36.439695 | -96.266718 |
| 40 | 115 | Ottawa | 33,194 | 36.867398 | -94.840289 |
| 40 | 117 | Pawnee | 16,612 | 36.274301 | -96.546954 |
| 40 | 119 | Payne | 68,190 | 36.088139 | -96.994316 |
| 40 | 121 | Pittsburg | 43,953 | 34.953593 | -95.723346 |
| 40 | 123 | Pontotoc | 35,143 | 34.773416 | -96.670742 |
| 40 | 125 | Pottawatomie | 65,521 | 35.314752 | -96.950766 |
| 40 | 127 | Pushmataha | 11,667 | 34.340297 | -95.473389 |
| 40 | 129 | Roger Mills | 3,436 | 35.638181 | -99.656859 |
| 40 | 131 | Rogers | 70,641 | 36.318085 | -95.632545 |
| 40 | 133 | Seminole | 24,894 | 35.180653 | -96.625648 |
| 40 | 135 | Sequoyah | 38,972 | 35.470170 | -94.739876 |
| 40 | 137 | Stephens | 43,182 | 34.516339 | -97.942263 |
| 40 | 139 | Texas | 20,107 | 36.717406 | -101.44414 |
| 40 | 141 | Tillman | 9,287 | 34.381551 | -98.975624 |
| 40 | 143 | Tulsa | 563,299 | 36.108280 | -95.919082 |
| 40 | 145 | Wagoner | 57,491 | 36.002699 | -95.592489 |
| 40 | 147 | Washington | 48,996 | 36.732369 | -95.940273 |
| 40 | 149 | Washita | 11,508 | 35.310979 | -99.048022 |
| 40 | 151 | Woods | 9,089 | 36.762431 | -98.721531 |
| 40 | 153 | Woodward | 18,486 | 36.425150 | -99.379849 |
