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RANKING · 2024 ACS · 44 SHOWN OF 44

Highest Welsh population share, Idaho counties

Idaho counties ranked by the share of all residents who are Welsh ancestry (2024 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.

Welsh Americans: full group profile →
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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, IDID5,08516.0%+0.8 pts
02Caribou County, IDID7,2523.2%+1.2 pts
03Madison County, IDID55,1722.3%−0.8 pts
04Valley County, IDID12,8312.2%−1.3 pts
05Bannock County, IDID91,5911.8%−0.6 pts
06Jefferson County, IDID35,2971.8%+0.2 pts
07Clearwater County, IDID9,1181.8%+0.9 pts
08Bear Lake County, IDID6,7271.8%+0.2 pts
09Franklin County, IDID15,8891.7%−0.9 pts
10Bingham County, IDID51,1531.7%+0.2 pts
11Power County, IDID8,2461.6%−0.7 pts
12Shoshone County, IDID14,1301.6%−0.2 pts
13Bonneville County, IDID135,7711.5%−0.3 pts
14Butte County, IDID2,7831.5%−2.9 pts
15Nez Perce County, IDID42,9051.4%−0.1 pts
16Fremont County, IDID14,2081.4%−0.2 pts
17Clark County, IDID7831.3%−0.8 pts
18Cassia County, IDID26,3971.3%+0.3 pts
19Ada County, IDID546,1411.3%−0.3 pts
20Washington County, IDID11,5831.2%+0.4 pts
21Kootenai County, IDID191,8641.1%+0.1 pts
22Payette County, IDID27,8241.1%−0.1 pts
23Twin Falls County, IDID97,5391.0%+0.4 pts
24Lincoln County, IDID5,6031.0%+0.6 pts
25Latah County, IDID41,8421.0%−1.2 pts
26Lemhi County, IDID8,4740.9%−1.3 pts
27Teton County, IDID13,2540.9%+0.0 pts
28Custer County, IDID4,6360.9%−1.6 pts
29Boise County, IDID8,5450.9%−0.2 pts
30Elmore County, IDID29,4650.8%+0.1 pts
31Minidoka County, IDID22,9110.8%+0.2 pts
32Idaho County, IDID17,8740.7%−0.2 pts
33Canyon County, IDID275,1230.7%−0.4 pts
34Adams County, IDID5,0130.7%−2.0 pts
35Bonner County, IDID54,4200.6%+0.3 pts
36Camas County, IDID1,3160.6%+0.3 pts
37Lewis County, IDID3,7040.6%+0.3 pts
38Gooding County, IDID16,4460.6%−0.8 pts
39Gem County, IDID21,7730.6%−1.0 pts
40Owyhee County, IDID12,6610.5%−0.6 pts
41Blaine County, IDID25,5170.5%−0.7 pts
42Jerome County, IDID26,3620.4%−0.6 pts
43Benewah County, IDID10,5080.4%−0.4 pts
44Boundary County, IDID13,9970.2%−1.1 pts
SHOWING 1–44 OF 44
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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES