RANKING · 2010 CENSUS · 51 SHOWN OF 51

Largest Welsh population, US states · 2010

US states ranked by the number of residents who are Welsh ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Pennsylvania leads at 187,607. 51 states qualify in total. The top 25 average 64,584, against an all-states median of 22,702.

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SAME RANKING BYCities Counties Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPWELSH POPULATIONVS –

USUnited States0.6% of US population308,745,5381,922,914–

01Pennsylvania, PAPA13,018,639187,607–

02California, CACA39,287,377180,792–

03Ohio, OHOH11,810,293135,998–

04Texas, TXTX30,188,424102,101–

05Florida, FLFL22,416,077101,857–

06New York, NYNY19,852,36688,255–

07Washington, WAWA7,816,11670,800–

08Virginia, VAVA8,705,17058,256–

09Utah, UTUT3,392,33158,155–

10North Carolina, NCNC10,730,40454,197–

11Illinois, ILIL12,694,79852,576–

12Michigan, MIMI10,077,76151,799–

13Colorado, COCO5,862,18946,949–

14Arizona, AZAZ7,378,83844,751–

15Oregon, OROR4,254,29342,581–

16Maryland, MDMD6,206,01141,924–

17Georgia, GAGA10,940,40741,220–

18Missouri, MOMO6,191,81440,759–

19Indiana, ININ6,851,07338,925–

20New Jersey, NJNJ9,343,80938,268–

21Tennessee, TNTN7,066,38334,433–

22Wisconsin, WIWI5,914,87228,171–

23Massachusetts, MAMA7,044,05626,359–

24Minnesota, MNMN5,739,44525,064–

25Iowa, IAIA3,210,50722,794–

26Kansas, KSKS2,947,19722,702–

27Kentucky, KYKY4,534,82422,649–

28Idaho, IDID1,934,26222,464–

29South Carolina, SCSC5,296,22522,370–

30Oklahoma, OKOK4,028,63419,204–

31Nevada, NVNV3,184,61218,227–

32Alabama, ALAL5,086,76818,106–

33Connecticut, CTCT3,624,50814,946–

34West Virginia, WVWV1,778,37314,347–

35Arkansas, ARAR3,049,39113,110–

36Nebraska, NENE1,978,70711,660–

37Maine, MEME1,387,81711,608–

38New Mexico, NMNM2,120,24611,089–

39Louisiana, LALA4,611,96110,645–

40Montana, MTMT1,116,87510,263–

41Delaware, DEDE1,021,1919,396–

42Mississippi, MSMS2,946,7799,225–

43New Hampshire, NHNH1,394,8688,677–

44Vermont, VTVT647,1067,758–

45Wyoming, WYWY582,3976,530–

46Alaska, AKAK735,7066,512–

47Hawaii, HIHI1,445,2355,166–

48South Dakota, SDSD907,4283,937–

49Rhode Island, RIRI1,101,8013,185–

50District of Columbia, DCDC681,2942,671–

51North Dakota, NDND784,8411,876–

SHOWING 1–51 OF 51

Download CSV (full list, 51 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS

Frequently asked

Which state has the highest welsh population?

Pennsylvania ranks #1 with 187,607 (2010 Decennial Census).

What are the top 5 states by welsh population?

Pennsylvania, California, Ohio, Texas, Florida.

How many states are in this ranking?

51 states qualify after filtering for population minimums and data availability. The ranking covers 2010 Decennial Census data.

How is welsh population measured?

Number of residents who are Welsh ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2010 Decennial Census.