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RANKING · 2020 CENSUS · 44 SHOWN OF 44

Highest Welsh population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are Welsh ancestry (2020 American Community Survey). A concentration measure: Welsh residents as a percentage of total population. This list covers the 44 counties in Idaho that qualify, ranked against each other statewide.

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RELATEDLargest American populationHighest American population shareLargest Arab populationHighest Arab population shareLargest Egyptian populationHighest Egyptian population share
YEAR201020202024
Highest Welsh population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPWELSH SHAREVS 2010
01Oneida County, IDID5,08514.6%−0.5 pts
02Clark County, IDID7833.4%+1.3 pts
03Butte County, IDID2,7833.4%−1.1 pts
04Franklin County, IDID15,8893.3%+0.6 pts
05Valley County, IDID12,8312.8%−0.7 pts
06Bear Lake County, IDID6,7272.8%+1.3 pts
07Bannock County, IDID91,5912.5%−0.0 pts
08Jefferson County, IDID35,2972.4%+0.8 pts
09Madison County, IDID55,1722.2%−1.0 pts
10Bonneville County, IDID135,7712.0%+0.2 pts
11Custer County, IDID4,6361.8%−0.8 pts
12Kootenai County, IDID191,8641.7%+0.7 pts
13Cassia County, IDID26,3971.7%+0.7 pts
14Boise County, IDID8,5451.5%+0.4 pts
15Lemhi County, IDID8,4741.5%−0.8 pts
16Lewis County, IDID3,7041.4%+1.1 pts
17Ada County, IDID546,1411.4%−0.2 pts
18Jerome County, IDID26,3621.3%+0.3 pts
19Clearwater County, IDID9,1181.2%+0.3 pts
20Bingham County, IDID51,1531.2%−0.2 pts
21Twin Falls County, IDID97,5391.2%+0.5 pts
22Adams County, IDID5,0131.2%−1.4 pts
23Nez Perce County, IDID42,9051.1%−0.4 pts
24Bonner County, IDID54,4201.1%+0.8 pts
25Fremont County, IDID14,2081.1%−0.4 pts
26Elmore County, IDID29,4651.1%+0.3 pts
27Washington County, IDID11,5831.1%+0.2 pts
28Caribou County, IDID7,2521.1%−1.0 pts
29Teton County, IDID13,2541.0%+0.1 pts
30Gem County, IDID21,7731.0%−0.6 pts
31Shoshone County, IDID14,1300.9%−0.9 pts
32Payette County, IDID27,8240.8%−0.3 pts
33Owyhee County, IDID12,6610.8%−0.4 pts
34Idaho County, IDID17,8740.8%−0.1 pts
35Latah County, IDID41,8420.7%−1.5 pts
36Canyon County, IDID275,1230.6%−0.4 pts
37Benewah County, IDID10,5080.6%−0.2 pts
38Blaine County, IDID25,5170.6%−0.6 pts
39Camas County, IDID1,3160.6%+0.2 pts
40Power County, IDID8,2460.5%−1.8 pts
41Lincoln County, IDID5,6030.4%+0.0 pts
42Gooding County, IDID16,4460.4%−1.0 pts
43Minidoka County, IDID22,9110.4%−0.2 pts
44Boundary County, IDID13,9970.4%−0.9 pts
SHOWING 1–44 OF 44
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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS