RANKING · 2010 CENSUS · 26 SHOWN OF 26

Highest Romanian population share, Oklahoma counties · 2010

Oklahoma counties ranked by the share of all residents who are Romanian ancestry (2023 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 26 counties in Oklahoma that qualify, ranked against each other statewide.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPROMANIAN SHAREVS 2000

01Nowata County, OKOK9,5220.3%–

02Grant County, OKOK4,0670.1%–

03Murray County, OKOK13,8050.1%–

04Payne County, OKOK83,8890.1%–

05Delaware County, OKOK41,9100.1%–

06Kingfisher County, OKOK15,7950.1%–

07Rogers County, OKOK102,1970.1%–

08Kay County, OKOK43,4900.1%–

09Carter County, OKOK48,9100.1%–

10Garfield County, OKOK61,7790.0%–

11Custer County, OKOK28,1750.0%–

12Wagoner County, OKOK93,2630.0%–

13Tulsa County, OKOK698,7820.0%–

14Oklahoma County, OKOK822,1250.0%–

15Le Flore County, OKOK50,1960.0%–

16Comanche County, OKOK122,1580.0%–

17Major County, OKOK7,5360.0%–

18Bryan County, OKOK51,3670.0%–

19Cleveland County, OKOK303,9730.0%–

20Lincoln County, OKOK35,2780.0%–

21Osage County, OKOK46,7940.0%–

22Grady County, OKOK59,1280.0%–

23McCurtain County, OKOK30,7440.0%–

24Washington County, OKOK54,0370.0%–

25Ottawa County, OKOK30,4380.0%–

26Pottawatomie County, OKOK75,1020.0%–

SHOWING 1–26 OF 26

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES