Data / Rankings / Net international migration rate, July to June / Counties in Idaho

Counties in Idaho by net international migration rate, July to June

Jerome County had the highest net international migration rate, July to June of 44 counties in 2021, at 3.06 per 1,000 inhabitants. Kootenai County had the lowest, at -0.21 per 1,000 inhabitants. The median was 0.3 per 1,000 inhabitants and the figure for Idaho was 0.37 per 1,000 inhabitants. Source: the U.S. Census Bureau.

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Highest3.06Jerome County
Lowest-0.21Kootenai County
Median0.344 counties
Idaho0.37History

Map of counties, 2021

Ada County: 0.35 per 1,000 inhabitantsAdams County: 0.44 per 1,000 inhabitantsBannock County: 0.35 per 1,000 inhabitantsBear Lake County: 0.31 per 1,000 inhabitantsBenewah County: 0 per 1,000 inhabitantsBingham County: 0.19 per 1,000 inhabitantsBlaine County: 1.87 per 1,000 inhabitantsBoise County: 1.39 per 1,000 inhabitantsBonner County: 0.23 per 1,000 inhabitantsBonneville County: 0.11 per 1,000 inhabitantsBoundary County: 1.53 per 1,000 inhabitantsButte County: 0 per 1,000 inhabitantsCamas County: 0.9 per 1,000 inhabitantsCanyon County: 0.23 per 1,000 inhabitantsCaribou County: 0.85 per 1,000 inhabitantsCassia County: 1.64 per 1,000 inhabitantsClark County: 2.52 per 1,000 inhabitantsClearwater County: 0.23 per 1,000 inhabitantsCuster County: 0.69 per 1,000 inhabitantsElmore County: 1.42 per 1,000 inhabitantsFranklin County: 0.07 per 1,000 inhabitantsFremont County: 0.3 per 1,000 inhabitantsGem County: 0.41 per 1,000 inhabitantsGooding County: 0.7 per 1,000 inhabitantsIdaho County: 0.06 per 1,000 inhabitantsJefferson County: 0.16 per 1,000 inhabitantsJerome County: 3.06 per 1,000 inhabitantsKootenai County: -0.21 per 1,000 inhabitantsLatah County: 1.27 per 1,000 inhabitantsLemhi County: 0.12 per 1,000 inhabitantsLewis County: 0 per 1,000 inhabitantsLincoln County: 1.15 per 1,000 inhabitantsMadison County: 0.37 per 1,000 inhabitantsMinidoka County: 1.24 per 1,000 inhabitantsNez Perce County: 0.12 per 1,000 inhabitantsOneida County: 0 per 1,000 inhabitantsOwyhee County: 0.16 per 1,000 inhabitantsPayette County: 0.12 per 1,000 inhabitantsPower County: 1.26 per 1,000 inhabitantsShoshone County: 0 per 1,000 inhabitantsTeton County: -0.08 per 1,000 inhabitantsTwin Falls County: 0.4 per 1,000 inhabitantsValley County: -0.17 per 1,000 inhabitantsWashington County: 0.09 per 1,000 inhabitants
  • Under -0.18
  • -0.18 to -0.14
  • -0.14 to 0
  • 0 to 0.17
  • 0.17 to 0.7
  • 0.7 and over
per 1,000 inhabitants, 2021. Red areas are below zero and blue areas above it. Source: U.S. Census Bureau, Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2021

Jerome County: 3.06 per 1,000 inhabitantsJerome County3.06Clark County: 2.52 per 1,000 inhabitantsClark County2.52Blaine County: 1.87 per 1,000 inhabitantsBlaine County1.87Cassia County: 1.64 per 1,000 inhabitantsCassia County1.64Boundary County: 1.53 per 1,000 inhabitantsBoundary County1.53Elmore County: 1.42 per 1,000 inhabitantsElmore County1.42Boise County: 1.39 per 1,000 inhabitantsBoise County1.39Latah County: 1.27 per 1,000 inhabitantsLatah County1.27Power County: 1.26 per 1,000 inhabitantsPower County1.26Minidoka County: 1.24 per 1,000 inhabitantsMinidoka County1.24Lincoln County: 1.15 per 1,000 inhabitantsLincoln County1.15Camas County: 0.9 per 1,000 inhabitantsCamas County0.9Caribou County: 0.85 per 1,000 inhabitantsCaribou County0.85Gooding County: 0.7 per 1,000 inhabitantsGooding County0.7Custer County: 0.69 per 1,000 inhabitantsCuster County0.69Adams County: 0.44 per 1,000 inhabitantsAdams County0.44Gem County: 0.41 per 1,000 inhabitantsGem County0.41Twin Falls County: 0.4 per 1,000 inhabitantsTwin Falls County0.4Madison County: 0.37 per 1,000 inhabitantsMadison County0.37Bannock County: 0.35 per 1,000 inhabitantsBannock County0.35Ada County: 0.35 per 1,000 inhabitantsAda County0.35Bear Lake County: 0.31 per 1,000 inhabitantsBear Lake County0.31Fremont County: 0.3 per 1,000 inhabitantsFremont County0.3Canyon County: 0.23 per 1,000 inhabitantsCanyon County0.23Bonner County: 0.23 per 1,000 inhabitantsBonner County0.23Clearwater County: 0.23 per 1,000 inhabitantsClearwater County0.23Bingham County: 0.19 per 1,000 inhabitantsBingham County0.19Owyhee County: 0.16 per 1,000 inhabitantsOwyhee County0.16Jefferson County: 0.16 per 1,000 inhabitantsJefferson County0.16Lemhi County: 0.12 per 1,000 inhabitantsLemhi County0.12Nez Perce County: 0.12 per 1,000 inhabitantsNez Perce County0.12Payette County: 0.12 per 1,000 inhabitantsPayette County0.12Bonneville County: 0.11 per 1,000 inhabitantsBonneville County0.11Washington County: 0.09 per 1,000 inhabitantsWashington County0.09Franklin County: 0.07 per 1,000 inhabitantsFranklin County0.07Idaho County: 0.06 per 1,000 inhabitantsIdaho County0.06Benewah County: 0 per 1,000 inhabitantsBenewah County0Butte County: 0 per 1,000 inhabitantsButte County0Lewis County: 0 per 1,000 inhabitantsLewis County0Oneida County: 0 per 1,000 inhabitantsOneida County0Shoshone County: 0 per 1,000 inhabitantsShoshone County0Teton County: -0.08 per 1,000 inhabitantsTeton County-0.08Valley County: -0.17 per 1,000 inhabitantsValley County-0.17Kootenai County: -0.21 per 1,000 inhabitantsKootenai County-0.21Jerome County: 3.06 per 1,000 inhabitantsJerome County3.06Clark County: 2.52 per 1,000 inhabitantsClark County2.52Blaine County: 1.87 per 1,000 inhabitantsBlaine County1.87Cassia County: 1.64 per 1,000 inhabitantsCassia County1.64Boundary County: 1.53 per 1,000 inhabitantsBoundary County1.53Elmore County: 1.42 per 1,000 inhabitantsElmore County1.42Boise County: 1.39 per 1,000 inhabitantsBoise County1.39Latah County: 1.27 per 1,000 inhabitantsLatah County1.27Power County: 1.26 per 1,000 inhabitantsPower County1.26Minidoka County: 1.24 per 1,000 inhabitantsMinidoka County1.24Lincoln County: 1.15 per 1,000 inhabitantsLincoln County1.15Camas County: 0.9 per 1,000 inhabitantsCamas County0.9Caribou County: 0.85 per 1,000 inhabitantsCaribou County0.85Gooding County: 0.7 per 1,000 inhabitantsGooding County0.7Custer County: 0.69 per 1,000 inhabitantsCuster County0.69Adams County: 0.44 per 1,000 inhabitantsAdams County0.44Gem County: 0.41 per 1,000 inhabitantsGem County0.41Twin Falls County: 0.4 per 1,000 inhabitantsTwin Falls County0.4Madison County: 0.37 per 1,000 inhabitantsMadison County0.37Bannock County: 0.35 per 1,000 inhabitantsBannock County0.35Ada County: 0.35 per 1,000 inhabitantsAda County0.35Bear Lake County: 0.31 per 1,000 inhabitantsBear Lake County0.31Fremont County: 0.3 per 1,000 inhabitantsFremont County0.3Canyon County: 0.23 per 1,000 inhabitantsCanyon County0.23Bonner County: 0.23 per 1,000 inhabitantsBonner County0.23Clearwater County: 0.23 per 1,000 inhabitantsClearwater County0.23Bingham County: 0.19 per 1,000 inhabitantsBingham County0.19Owyhee County: 0.16 per 1,000 inhabitantsOwyhee County0.16Jefferson County: 0.16 per 1,000 inhabitantsJefferson County0.16Lemhi County: 0.12 per 1,000 inhabitantsLemhi County0.12Nez Perce County: 0.12 per 1,000 inhabitantsNez Perce County0.12Payette County: 0.12 per 1,000 inhabitantsPayette County0.12Bonneville County: 0.11 per 1,000 inhabitantsBonneville County0.11Washington County: 0.09 per 1,000 inhabitantsWashington County0.09Franklin County: 0.07 per 1,000 inhabitantsFranklin County0.07Idaho County: 0.06 per 1,000 inhabitantsIdaho County0.06Benewah County: 0 per 1,000 inhabitantsBenewah County0Butte County: 0 per 1,000 inhabitantsButte County0Lewis County: 0 per 1,000 inhabitantsLewis County0Oneida County: 0 per 1,000 inhabitantsOneida County0Shoshone County: 0 per 1,000 inhabitantsShoshone County0Teton County: -0.08 per 1,000 inhabitantsTeton County-0.08Valley County: -0.17 per 1,000 inhabitantsValley County-0.17Kootenai County: -0.21 per 1,000 inhabitantsKootenai County-0.21
per 1,000 inhabitants. Source: U.S. Census Bureau, Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Retrieved 2026-10-12.

Full ranking

RankCounties2021
per 1,000 inhabitants		Change on 2020
1Jerome County Estimated3.06-0.61 pts
2Clark County Estimated2.52+0.16 pts
3Blaine County Estimated1.87-3.55 pts
4Cassia County Estimated1.64+0.94 pts
5Boundary County Estimated1.53+1.29 pts
6Elmore County Estimated1.42+0.33 pts
7Boise County Estimated1.39+0.26 pts
8Latah County Estimated1.27-0.57 pts
9Power County Estimated1.26+2.57 pts
10Minidoka County Estimated1.24+1.76 pts
11Lincoln County Estimated1.15-1.66 pts
12Camas County Estimated0.9+0.9 pts
13Caribou County Estimated0.85-0.69 pts
14Gooding County Estimated0.7-1.89 pts
15Custer County Estimated0.69+0.69 pts
16Adams County Estimated0.44+0.21 pts
17Gem County Estimated0.41+0.19 pts
18Twin Falls County Estimated0.4-0.39 pts
19Madison County Estimated0.37-0.35 pts
20Bannock County Estimated0.35-0.54 pts
21Ada County Estimated0.35+0.05 pts
22Bear Lake County Estimated0.31-0.34 pts
23Fremont County Estimated0.3+0.14 pts
24Canyon County Estimated0.23+0.33 pts
25Bonner County Estimated0.23+0.16 pts
26Clearwater County Estimated0.23-0 pts
27Bingham County Estimated0.19-0.05 pts
28Owyhee County Estimated0.16+0.33 pts
29Jefferson County Estimated0.16-0.01 pts
30Lemhi County Estimated0.12+0.5 pts
31Nez Perce County Estimated0.12+0.14 pts
32Payette County Estimated0.12+0.98 pts
33Bonneville County Estimated0.11-0.1 pts
34Washington County Estimated0.09+0.87 pts
35Franklin County Estimated0.07+0.57 pts
36Idaho County Estimated0.06-0.06 pts
37Benewah County Estimated0-0.32 pts
37Butte County Estimated00 pts
37Lewis County Estimated0-0.52 pts
37Oneida County Estimated0+0.22 pts
37Shoshone County Estimated0-0.23 pts
42Teton County Estimated-0.08-1.47 pts
43Valley County Estimated-0.17+0.18 pts
44Kootenai County Estimated-0.21+0.12 pts

Other periods

About this ranking

Net international migration from July 1 of the previous year through June 30 of the reported year per 1,000 residents, using the average of the population estimates at the two July 1 endpoints.

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. Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. 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). Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021 (Counties in Idaho by net international migration rate, July to June, 2021) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021, Counties in Idaho by net international migration rate, July to June, 2021. U.S. Census Bureau, 26 Mar. 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/idaho-counties?period=2021. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Counties in Idaho by net international migration rate, July to June, 2021. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/idaho-counties?period=2021.

Harvard

U.S. Census Bureau (2026) Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021, Counties in Idaho by net international migration rate, July to June, 2021 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/net-international-migration-rate-july-june/idaho-counties?period=2021 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_idaho_by_2021,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021: Counties in Idaho by net international migration rate, July to June, 2021}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/idaho-counties?period=2021. Publisher attribution: U.S. Census Bureau. Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021: Counties in Idaho by net international migration rate, July to June, 2021
PY  - 2026
DA  - 2026/03/26
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/net-international-migration-rate-july-june/idaho-counties?period=2021
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/idaho-counties?period=2021.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  -
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Questions

Which county has the highest net international migration rate, July to June?

Jerome County, with 3.06 per 1,000 inhabitants in 2021, according to the U.S. Census Bureau.

Which county has the lowest net international migration rate, July to June?

Kootenai County, with -0.21 per 1,000 inhabitants in 2021.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program: net international migration rate per 1,000 residents, July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Retrieved 2026-10-12.

Net international migration rate, July to June: other rankings

Counties in Idaho: more rankings