RANKING · 2010 CENSUS · 51 SHOWN OF 51

Highest Welsh population share, US states · 2010

US states ranked by the share of all residents who are Welsh ancestry (2010 American Community Survey). A concentration measure: Welsh residents as a percentage of total population. Utah leads at 2.2%. 51 states qualify in total. The top 25 average 1.0%, against an all-states median of 0.6%.

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SAME RANKING BYCities Counties Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPWELSH SHAREVS –

USUnited States308,745,5380.6%–

01Utah, UTUT3,392,3312.2%–

02Pennsylvania, PAPA13,018,6391.5%–

03Idaho, IDID1,934,2621.5%–

04Vermont, VTVT647,1061.2%–

05Wyoming, WYWY582,3971.2%–

06Ohio, OHOH11,810,2931.2%–

07Oregon, OROR4,254,2931.1%–

08Washington, WAWA7,816,1161.1%–

09Delaware, DEDE1,021,1911.1%–

10Montana, MTMT1,116,8751.1%–

11Colorado, COCO5,862,1891.0%–

12Alaska, AKAK735,7060.9%–

13Maine, MEME1,387,8170.9%–

14Kansas, KSKS2,947,1970.8%–

15West Virginia, WVWV1,778,3730.8%–

16Iowa, IAIA3,210,5070.8%–

17Virginia, VAVA8,705,1700.7%–

18Maryland, MDMD6,206,0110.7%–

19Arizona, AZAZ7,378,8380.7%–

20Nevada, NVNV3,184,6120.7%–

21Missouri, MOMO6,191,8140.7%–

22New Hampshire, NHNH1,394,8680.7%–

23Nebraska, NENE1,978,7070.6%–

24Indiana, ININ6,851,0730.6%–

25North Carolina, NCNC10,730,4040.6%–

26Tennessee, TNTN7,066,3830.6%–

27New Mexico, NMNM2,120,2460.6%–

28Florida, FLFL22,416,0770.6%–

29Kentucky, KYKY4,534,8240.5%–

30Oklahoma, OKOK4,028,6340.5%–

31Michigan, MIMI10,077,7610.5%–

32Wisconsin, WIWI5,914,8720.5%–

33South Carolina, SCSC5,296,2250.5%–

34California, CACA39,287,3770.5%–

35South Dakota, SDSD907,4280.5%–

36Minnesota, MNMN5,739,4450.5%–

37New York, NYNY19,852,3660.5%–

38District of Columbia, DCDC681,2940.5%–

39Arkansas, ARAR3,049,3910.5%–

40New Jersey, NJNJ9,343,8090.4%–

41Georgia, GAGA10,940,4070.4%–

42Connecticut, CTCT3,624,5080.4%–

43Texas, TXTX30,188,4240.4%–

44Illinois, ILIL12,694,7980.4%–

45Massachusetts, MAMA7,044,0560.4%–

46Hawaii, HIHI1,445,2350.4%–

47Alabama, ALAL5,086,7680.4%–

48Mississippi, MSMS2,946,7790.3%–

49Rhode Island, RIRI1,101,8010.3%–

50North Dakota, NDND784,8410.3%–

51Louisiana, LALA4,611,9610.2%–

SHOWING 1–51 OF 51

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS

Frequently asked

Which state has the highest welsh share?

Utah ranks #1 with 2.2% (2010 Decennial Census).

What are the top 5 states by welsh share?

Utah, Pennsylvania, Idaho, Vermont, Wyoming.

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 share measured?

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