Ranking of Oklahoma Counties By Population with Irish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 392.54K people in Oklahoma with Irish ancestry. Among all Oklahoma counties, Tulsa County had the highest population with Irish ancestry (64.30K), followed by Oklahoma County (62.77K), and Cleveland County (31.39K).

The chart and table below shows the top 10 counties with high number of people with Irish ancestry.

You can see similar information for other states and for other ancestry groups in Oklahoma.

Data Source: US Census Bureau.
Ranking of Oklahoma Counties By Population with Irish Ancestry in 2021
Tulsa County
Oklahoma County
Cleveland County
Canadian County
Comanche County
Rogers County
Wagoner County
Payne County
Creek County
Pottawatomie County
Ranking of Oklahoma Counties By Population with Irish Ancestry in 2021
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Rank County Population
1 Tulsa County 64295
2 Oklahoma County 62769
3 Cleveland County 31392
4 Canadian County 13984
5 Comanche County 12065
6 Rogers County 10580
7 Wagoner County 9769
8 Payne County 8764
9 Creek County 7992
10 Pottawatomie County 6929
11 Garfield County 6856
12 Pittsburg County 6544
13 Logan County 5925
14 Le Flore County 5864
15 Washington County 5784
16 Carter County 5491
17 Mayes County 5266
18 Osage County 5197
19 Muskogee County 5155
20 Pontotoc County 5147
21 Bryan County 5084
22 Grady County 4988
23 Stephens County 4922
24 Kay County 4711
25 Delaware County 4684
26 Garvin County 4216
27 Cherokee County 4005
28 McClain County 3879
29 McIntosh County 3504
30 Okmulgee County 3498
31 Lincoln County 3490
32 Ottawa County 3186
33 Custer County 3073
34 Sequoyah County 2759
35 Caddo County 2697
36 McCurtain County 2279
37 Marshall County 2245
38 Beckham County 2072
39 Pawnee County 2042
40 Seminole County 2005
41 Jackson County 1973
42 Craig County 1829
43 Atoka County 1787
44 Woodward County 1762
45 Latimer County 1627
46 Haskell County 1599
47 Johnston County 1586
48 Nowata County 1569
49 Washita County 1440
50 Pushmataha County 1372
51 Kingfisher County 1371
52 Noble County 1309
53 Choctaw County 1265
54 Texas County 1229
55 Kiowa County 1193
56 Murray County 1183
57 Love County 1031
58 Adair County 976
59 Cotton County 895
60 Tillman County 817
61 Greer County 751
62 Blaine County 745
63 Coal County 719
64 Major County 714
65 Okfuskee County 711
66 Jefferson County 692
67 Alfalfa County 648
68 Beaver County 635
69 Woods County 634
70 Hughes County 622
71 Ellis County 608
72 Dewey County 543
73 Roger Mills County 505
74 Harper County 465
75 Grant County 394
76 Harmon County 131
77 Cimarron County 107