Ranking of Oklahoma Counties By Population in 2012

Updated on June 21, 2025.

Based on the US Census Vintage data estimates, in 2012, the Population for Oklahoma was 3.82M. Among all Oklahoma counties, Oklahoma County had the highest population (743.48K), followed by Tulsa County (615.38K), and Cleveland County (266.22K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Oklahoma counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Oklahoma Counties By Population in 2012
Oklahoma
Tulsa
Cleveland
Comanche
Canadian
Rogers
Payne
Wagoner
Creek
Muskogee
Ranking of Oklahoma Counties By Population in 2012
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Rank County Population
1 Oklahoma County 743477
2 Tulsa County 615376
3 Cleveland County 266224
4 Comanche County 126428
5 Canadian County 122526
6 Rogers County 88117
7 Payne County 78754
8 Wagoner County 74988
9 Creek County 70761
10 Muskogee County 70538
11 Pottawatomie County 70524
12 Garfield County 61365
13 Grady County 53025
14 Washington County 51655
15 Le Flore County 50346
16 Carter County 48028
17 Cherokee County 47997
18 Osage County 47454
19 Kay County 45692
20 Pittsburg County 45542
21 Stephens County 44901
22 Bryan County 43471
23 Logan County 43035
24 Sequoyah County 42064
25 Delaware County 41733
26 Mayes County 41161
27 Okmulgee County 39555
28 Pontotoc County 38064
29 McClain County 35583
30 Lincoln County 34169
31 McCurtain County 33350
32 Ottawa County 32196
33 Caddo County 29741
34 Custer County 28593
35 Garvin County 27342
36 Jackson County 26226
37 Seminole County 25388
38 Beckham County 23078
39 Adair County 22466
40 Texas County 21598
41 Woodward County 20677
42 McIntosh County 20193
43 Pawnee County 16443
44 Marshall County 16021
45 Choctaw County 15177
46 Kingfisher County 15036
47 Craig County 14762
48 Atoka County 14031
49 Hughes County 13658
50 Murray County 13621
51 Haskell County 12819
52 Okfuskee County 12334
53 Washita County 11586
54 Noble County 11537
55 Pushmataha County 11254
56 Latimer County 11009
57 Johnston County 10972
58 Nowata County 10607
59 Blaine County 9811
60 Love County 9572
61 Kiowa County 9359
62 Woods County 8853
63 Tillman County 7826
64 Major County 7705
65 Jefferson County 6336
66 Cotton County 6158
67 Greer County 6054
68 Coal County 5899
69 Alfalfa County 5665
70 Beaver County 5592
71 Dewey County 4815
72 Grant County 4532
73 Ellis County 4080
74 Roger Mills County 3770
75 Harper County 3711
76 Harmon County 2916
77 Cimarron County 2398