Counties in Idaho by population speaking Spanish at home

Jerome County had the highest population speaking Spanish at home of 44 counties in 2023, at 32.6%. Lemhi County had the lowest, at 0.7%. The median was 5.8% and the figure for Idaho was 8%. Source: the U.S. Census Bureau.

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Highest32.6Jerome County
Lowest0.7Lemhi County
Median5.844 counties
Idaho8History

Map of counties, 2023

Ada County: 4.5 %Adams County: 1.1 %Bannock County: 3.3 %Bear Lake County: 3 %Benewah County: 1 %Bingham County: 11.8 %Blaine County: 20.7 %Boise County: 3.7 %Bonner County: 1.8 %Bonneville County: 8.4 %Boundary County: 2.3 %Butte County: 6 %Camas County: 5 %Canyon County: 15.8 %Caribou County: 3.7 %Cassia County: 19.7 %Clark County: 28.7 %Clearwater County: 1.7 %Custer County: 1 %Elmore County: 9.8 %Franklin County: 4.6 %Fremont County: 9.9 %Gem County: 6.4 %Gooding County: 27.1 %Idaho County: 2.4 %Jefferson County: 9.9 %Jerome County: 32.6 %Kootenai County: 2.1 %Latah County: 1.7 %Lemhi County: 0.7 %Lewis County: 2.3 %Lincoln County: 25.4 %Madison County: 6.6 %Minidoka County: 24.1 %Nez Perce County: 1.6 %Oneida County: 5.5 %Owyhee County: 19 %Payette County: 10.2 %Power County: 27.6 %Shoshone County: 0.9 %Teton County: 13.4 %Twin Falls County: 11.4 %Valley County: 1.4 %Washington County: 11.3 %
  • Under 1.7
  • 1.7 to 3.1
  • 3.1 to 5.8
  • 5.8 to 10
  • 10 to 20
  • 20 and over
%, 2023. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2023

Jerome County: 32.6 %Jerome County32.6Clark County: 28.7 %Clark County28.7Power County: 27.6 %Power County27.6Gooding County: 27.1 %Gooding County27.1Lincoln County: 25.4 %Lincoln County25.4Minidoka County: 24.1 %Minidoka County24.1Blaine County: 20.7 %Blaine County20.7Cassia County: 19.7 %Cassia County19.7Owyhee County: 19 %Owyhee County19Canyon County: 15.8 %Canyon County15.8Teton County: 13.4 %Teton County13.4Bingham County: 11.8 %Bingham County11.8Twin Falls County: 11.4 %Twin Falls County11.4Washington County: 11.3 %Washington County11.3Payette County: 10.2 %Payette County10.2Jefferson County: 9.9 %Jefferson County9.9Fremont County: 9.9 %Fremont County9.9Elmore County: 9.8 %Elmore County9.8Bonneville County: 8.4 %Bonneville County8.4Madison County: 6.6 %Madison County6.6Gem County: 6.4 %Gem County6.4Butte County: 6 %Butte County6Oneida County: 5.5 %Oneida County5.5Camas County: 5 %Camas County5Franklin County: 4.6 %Franklin County4.6Ada County: 4.5 %Ada County4.5Boise County: 3.7 %Boise County3.7Caribou County: 3.7 %Caribou County3.7Bannock County: 3.3 %Bannock County3.3Bear Lake County: 3 %Bear Lake County3Idaho County: 2.4 %Idaho County2.4Boundary County: 2.3 %Boundary County2.3Lewis County: 2.3 %Lewis County2.3Kootenai County: 2.1 %Kootenai County2.1Bonner County: 1.8 %Bonner County1.8Clearwater County: 1.7 %Clearwater County1.7Latah County: 1.7 %Latah County1.7Nez Perce County: 1.6 %Nez Perce County1.6Valley County: 1.4 %Valley County1.4Adams County: 1.1 %Adams County1.1Benewah County: 1 %Benewah County1Custer County: 1 %Custer County1Shoshone County: 0.9 %Shoshone County0.9Lemhi County: 0.7 %Lemhi County0.7Jerome County: 32.6 %Jerome County32.6Clark County: 28.7 %Clark County28.7Power County: 27.6 %Power County27.6Gooding County: 27.1 %Gooding County27.1Lincoln County: 25.4 %Lincoln County25.4Minidoka County: 24.1 %Minidoka County24.1Blaine County: 20.7 %Blaine County20.7Cassia County: 19.7 %Cassia County19.7Owyhee County: 19 %Owyhee County19Canyon County: 15.8 %Canyon County15.8Teton County: 13.4 %Teton County13.4Bingham County: 11.8 %Bingham County11.8Twin Falls County: 11.4 %Twin Falls County11.4Washington County: 11.3 %Washington County11.3Payette County: 10.2 %Payette County10.2Jefferson County: 9.9 %Jefferson County9.9Fremont County: 9.9 %Fremont County9.9Elmore County: 9.8 %Elmore County9.8Bonneville County: 8.4 %Bonneville County8.4Madison County: 6.6 %Madison County6.6Gem County: 6.4 %Gem County6.4Butte County: 6 %Butte County6Oneida County: 5.5 %Oneida County5.5Camas County: 5 %Camas County5Franklin County: 4.6 %Franklin County4.6Ada County: 4.5 %Ada County4.5Boise County: 3.7 %Boise County3.7Caribou County: 3.7 %Caribou County3.7Bannock County: 3.3 %Bannock County3.3Bear Lake County: 3 %Bear Lake County3Idaho County: 2.4 %Idaho County2.4Boundary County: 2.3 %Boundary County2.3Lewis County: 2.3 %Lewis County2.3Kootenai County: 2.1 %Kootenai County2.1Bonner County: 1.8 %Bonner County1.8Clearwater County: 1.7 %Clearwater County1.7Latah County: 1.7 %Latah County1.7Nez Perce County: 1.6 %Nez Perce County1.6Valley County: 1.4 %Valley County1.4Adams County: 1.1 %Adams County1.1Benewah County: 1 %Benewah County1Custer County: 1 %Custer County1Shoshone County: 0.9 %Shoshone County0.9Lemhi County: 0.7 %Lemhi County0.7
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2023 (%)Change on 2022
1Jerome County32.6+0.4 pts
2Clark County28.7-12.4 pts
3Power County27.6+2.1 pts
4Gooding County27.1+2.8 pts
5Lincoln County25.40 pts
6Minidoka County24.1-0.4 pts
7Blaine County20.7-2.4 pts
8Cassia County19.7+1.5 pts
9Owyhee County19-0.8 pts
10Canyon County15.8-0.5 pts
11Teton County13.4+1.2 pts
12Bingham County11.8+0.1 pts
13Twin Falls County11.4-0.4 pts
14Washington County11.3-1.5 pts
15Payette County10.2-0.9 pts
16Jefferson County9.9-0.6 pts
17Fremont County9.9-0.8 pts
18Elmore County9.8+0.1 pts
19Bonneville County8.4+0.2 pts
20Madison County6.60 pts
21Gem County6.4-0.1 pts
22Butte County6+0.4 pts
23Oneida County5.5-0.4 pts
24Camas County5-1.8 pts
25Franklin County4.6+0.3 pts
26Ada County4.5+0.1 pts
27Boise County3.7-0.2 pts
27Caribou County3.7-1.4 pts
29Bannock County3.3+0.1 pts
30Bear Lake County3+0.5 pts
31Idaho County2.4+0.1 pts
32Boundary County2.3+0.2 pts
33Lewis County2.3-0.3 pts
34Kootenai County2.1-0.1 pts
35Bonner County1.8+0.4 pts
36Clearwater County1.7-0.5 pts
37Latah County1.7+0.2 pts
38Nez Perce County1.6+0.6 pts
39Valley County1.4+0.6 pts
40Adams County1.1-0.6 pts
41Benewah County1-0.4 pts
42Custer County1-0.2 pts
43Shoshone County0.9-0.3 pts
44Lemhi County0.70 pts

Other periods

About this ranking

People aged 5 and over who speak Spanish at home, as a percentage of all people aged 5 and over. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Measures the language used at home, not English ability or Hispanic origin. Hispanic origin is hispanic_share.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs (Counties in Idaho by population speaking Spanish at home, 2023) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat

MLA 9

American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs, Counties in Idaho by population speaking Spanish at home, 2023. U.S. Census Bureau, 29 Jan. 2026, https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat. Invokely, https://invokely.ai/rankings/spanish-spoken-at-home/idaho-counties?period=2023. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs. Counties in Idaho by population speaking Spanish at home, 2023. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat. Also distributed by Invokely, https://invokely.ai/rankings/spanish-spoken-at-home/idaho-counties?period=2023.

Harvard

U.S. Census Bureau (2026) American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs, Counties in Idaho by population speaking Spanish at home, 2023 [Dataset]. Available at: https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat, via Invokely: https://invokely.ai/rankings/spanish-spoken-at-home/idaho-counties?period=2023 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_idaho_by_2023,
  author = {{U.S. Census Bureau}},
  title = {{American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs: Counties in Idaho by population speaking Spanish at home, 2023}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/spanish-spoken-at-home/idaho-counties?period=2023. Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary\_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs: Counties in Idaho by population speaking Spanish at home, 2023
PY  - 2026
DA  - 2026/01/29
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat
L2  - https://invokely.ai/rankings/spanish-spoken-at-home/idaho-counties?period=2023
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/spanish-spoken-at-home/idaho-counties?period=2023.
N1  - Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2023/table-based-SF/data/5YRData/acsdt5y2023-c16001.dat. Retrieved 2026-10-12.
ER  - 
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Rank Counties in Idaho by population speaking Spanish at home using official data, and cite the source.
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Questions

Which county has the highest population speaking Spanish at home?

Jerome County, with 32.6% in 2023, according to the U.S. Census Bureau.

Which county has the lowest population speaking Spanish at home?

Lemhi County, with 0.7% in 2023.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak Spanish at home, as a percentage of the population aged 5 and over, calculated with stored inputs. Retrieved 2026-10-12.

Population speaking Spanish at home: other rankings

Counties in Idaho: more rankings