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

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

Arapahoe County had the highest net international migration rate, July to June of 64 counties in 2023, at 14.79 per 1,000 inhabitants. Huerfano County had the lowest, at -0.28 per 1,000 inhabitants. The median was 1.98 per 1,000 inhabitants and the figure for Colorado was 6.11 per 1,000 inhabitants. Source: the U.S. Census Bureau.

Keep it in a collection in your library.
Highest14.79Arapahoe County
Lowest-0.28Huerfano County
Median1.9864 counties
Colorado6.11History

Map of counties, 2023

Adams County: 8.61 per 1,000 inhabitantsAlamosa County: 1.56 per 1,000 inhabitantsArapahoe County: 14.79 per 1,000 inhabitantsArchuleta County: 0.57 per 1,000 inhabitantsBaca County: 2.94 per 1,000 inhabitantsBent County: -0.18 per 1,000 inhabitantsBoulder County: 5.46 per 1,000 inhabitantsBroomfield County: 4.43 per 1,000 inhabitantsChaffee County: 1.18 per 1,000 inhabitantsCheyenne County: 6.96 per 1,000 inhabitantsClear Creek County: 0.54 per 1,000 inhabitantsConejos County: -0.13 per 1,000 inhabitantsCostilla County: 0 per 1,000 inhabitantsCrowley County: -0.18 per 1,000 inhabitantsCuster County: 0.37 per 1,000 inhabitantsDelta County: 0.35 per 1,000 inhabitantsDenver County: 11.72 per 1,000 inhabitantsDolores County: 0 per 1,000 inhabitantsDouglas County: 3.26 per 1,000 inhabitantsEagle County: 7.17 per 1,000 inhabitantsElbert County: 0.25 per 1,000 inhabitantsEl Paso County: 3.16 per 1,000 inhabitantsFremont County: 0.08 per 1,000 inhabitantsGarfield County: 7.03 per 1,000 inhabitantsGilpin County: 0.68 per 1,000 inhabitantsGrand County: 4.78 per 1,000 inhabitantsGunnison County: 2.25 per 1,000 inhabitantsHinsdale County: 0 per 1,000 inhabitantsHuerfano County: -0.28 per 1,000 inhabitantsJackson County: 0 per 1,000 inhabitantsJefferson County: 3.32 per 1,000 inhabitantsKiowa County: 1.43 per 1,000 inhabitantsKit Carson County: 3.14 per 1,000 inhabitantsLake County: 1.89 per 1,000 inhabitantsLa Plata County: 0.35 per 1,000 inhabitantsLarimer County: 2.34 per 1,000 inhabitantsLas Animas County: 1.88 per 1,000 inhabitantsLincoln County: 0 per 1,000 inhabitantsLogan County: 1.01 per 1,000 inhabitantsMesa County: 0.98 per 1,000 inhabitantsMineral County: 0 per 1,000 inhabitantsMoffat County: 2.18 per 1,000 inhabitantsMontezuma County: 2.56 per 1,000 inhabitantsMontrose County: 3.22 per 1,000 inhabitantsMorgan County: 13.76 per 1,000 inhabitantsOtero County: 0.39 per 1,000 inhabitantsOuray County: 2.53 per 1,000 inhabitantsPark County: 1 per 1,000 inhabitantsPhillips County: 4.49 per 1,000 inhabitantsPitkin County: 5.59 per 1,000 inhabitantsProwers County: 5.93 per 1,000 inhabitantsPueblo County: 1.56 per 1,000 inhabitantsRio Blanco County: 7.41 per 1,000 inhabitantsRio Grande County: -0.27 per 1,000 inhabitantsRoutt County: 6.62 per 1,000 inhabitantsSaguache County: 0.15 per 1,000 inhabitantsSan Juan County: 0 per 1,000 inhabitantsSan Miguel County: 2.27 per 1,000 inhabitantsSedgwick County: 1.3 per 1,000 inhabitantsSummit County: 10.12 per 1,000 inhabitantsTeller County: 2.34 per 1,000 inhabitantsWashington County: 2.06 per 1,000 inhabitantsWeld County: 3.91 per 1,000 inhabitantsYuma County: 10.89 per 1,000 inhabitants
  • Under -0.2
  • -0.2 to 0
  • 0 to 1.1
  • 1.1 to 3.2
  • 3.2 and over
per 1,000 inhabitants, 2023. 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.

Top 40 counties, 2023

Arapahoe County: 14.79 per 1,000 inhabitantsArapahoe County14.79Morgan County: 13.76 per 1,000 inhabitantsMorgan County13.76Denver County: 11.72 per 1,000 inhabitantsDenver County11.72Yuma County: 10.89 per 1,000 inhabitantsYuma County10.89Summit County: 10.12 per 1,000 inhabitantsSummit County10.12Adams County: 8.61 per 1,000 inhabitantsAdams County8.61Rio Blanco County: 7.41 per 1,000 inhabitantsRio Blanco County7.41Eagle County: 7.17 per 1,000 inhabitantsEagle County7.17Garfield County: 7.03 per 1,000 inhabitantsGarfield County7.03Cheyenne County: 6.96 per 1,000 inhabitantsCheyenne County6.96Routt County: 6.62 per 1,000 inhabitantsRoutt County6.62Prowers County: 5.93 per 1,000 inhabitantsProwers County5.93Pitkin County: 5.59 per 1,000 inhabitantsPitkin County5.59Boulder County: 5.46 per 1,000 inhabitantsBoulder County5.46Grand County: 4.78 per 1,000 inhabitantsGrand County4.78Phillips County: 4.49 per 1,000 inhabitantsPhillips County4.49Broomfield County: 4.43 per 1,000 inhabitantsBroomfield County4.43Weld County: 3.91 per 1,000 inhabitantsWeld County3.91Jefferson County: 3.32 per 1,000 inhabitantsJefferson County3.32Douglas County: 3.26 per 1,000 inhabitantsDouglas County3.26Montrose County: 3.22 per 1,000 inhabitantsMontrose County3.22El Paso County: 3.16 per 1,000 inhabitantsEl Paso County3.16Kit Carson County: 3.14 per 1,000 inhabitantsKit Carson County3.14Baca County: 2.94 per 1,000 inhabitantsBaca County2.94Montezuma County: 2.56 per 1,000 inhabitantsMontezuma County2.56Ouray County: 2.53 per 1,000 inhabitantsOuray County2.53Larimer County: 2.34 per 1,000 inhabitantsLarimer County2.34Teller County: 2.34 per 1,000 inhabitantsTeller County2.34San Miguel County: 2.27 per 1,000 inhabitantsSan Miguel County2.27Gunnison County: 2.25 per 1,000 inhabitantsGunnison County2.25Moffat County: 2.18 per 1,000 inhabitantsMoffat County2.18Washington County: 2.06 per 1,000 inhabitantsWashington County2.06Lake County: 1.89 per 1,000 inhabitantsLake County1.89Las Animas County: 1.88 per 1,000 inhabitantsLas Animas County1.88Pueblo County: 1.56 per 1,000 inhabitantsPueblo County1.56Alamosa County: 1.56 per 1,000 inhabitantsAlamosa County1.56Kiowa County: 1.43 per 1,000 inhabitantsKiowa County1.43Sedgwick County: 1.3 per 1,000 inhabitantsSedgwick County1.3Chaffee County: 1.18 per 1,000 inhabitantsChaffee County1.18Logan County: 1.01 per 1,000 inhabitantsLogan County1.01Arapahoe County: 14.79 per 1,000 inhabitantsArapahoe County14.79Morgan County: 13.76 per 1,000 inhabitantsMorgan County13.76Denver County: 11.72 per 1,000 inhabitantsDenver County11.72Yuma County: 10.89 per 1,000 inhabitantsYuma County10.89Summit County: 10.12 per 1,000 inhabitantsSummit County10.12Adams County: 8.61 per 1,000 inhabitantsAdams County8.61Rio Blanco County: 7.41 per 1,000 inhabitantsRio Blanco County7.41Eagle County: 7.17 per 1,000 inhabitantsEagle County7.17Garfield County: 7.03 per 1,000 inhabitantsGarfield County7.03Cheyenne County: 6.96 per 1,000 inhabitantsCheyenne County6.96Routt County: 6.62 per 1,000 inhabitantsRoutt County6.62Prowers County: 5.93 per 1,000 inhabitantsProwers County5.93Pitkin County: 5.59 per 1,000 inhabitantsPitkin County5.59Boulder County: 5.46 per 1,000 inhabitantsBoulder County5.46Grand County: 4.78 per 1,000 inhabitantsGrand County4.78Phillips County: 4.49 per 1,000 inhabitantsPhillips County4.49Broomfield County: 4.43 per 1,000 inhabitantsBroomfield County4.43Weld County: 3.91 per 1,000 inhabitantsWeld County3.91Jefferson County: 3.32 per 1,000 inhabitantsJefferson County3.32Douglas County: 3.26 per 1,000 inhabitantsDouglas County3.26Montrose County: 3.22 per 1,000 inhabitantsMontrose County3.22El Paso County: 3.16 per 1,000 inhabitantsEl Paso County3.16Kit Carson County: 3.14 per 1,000 inhabitantsKit Carson County3.14Baca County: 2.94 per 1,000 inhabitantsBaca County2.94Montezuma County: 2.56 per 1,000 inhabitantsMontezuma County2.56Ouray County: 2.53 per 1,000 inhabitantsOuray County2.53Larimer County: 2.34 per 1,000 inhabitantsLarimer County2.34Teller County: 2.34 per 1,000 inhabitantsTeller County2.34San Miguel County: 2.27 per 1,000 inhabitantsSan Miguel County2.27Gunnison County: 2.25 per 1,000 inhabitantsGunnison County2.25Moffat County: 2.18 per 1,000 inhabitantsMoffat County2.18Washington County: 2.06 per 1,000 inhabitantsWashington County2.06Lake County: 1.89 per 1,000 inhabitantsLake County1.89Las Animas County: 1.88 per 1,000 inhabitantsLas Animas County1.88Pueblo County: 1.56 per 1,000 inhabitantsPueblo County1.56Alamosa County: 1.56 per 1,000 inhabitantsAlamosa County1.56Kiowa County: 1.43 per 1,000 inhabitantsKiowa County1.43Sedgwick County: 1.3 per 1,000 inhabitantsSedgwick County1.3Chaffee County: 1.18 per 1,000 inhabitantsChaffee County1.18Logan County: 1.01 per 1,000 inhabitantsLogan County1.01
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

RankCounties2023
per 1,000 inhabitants		Change on 2022
1Arapahoe County Estimated14.79+6.06 pts
2Morgan County Estimated13.76-0.05 pts
3Denver County Estimated11.72+5.64 pts
4Yuma County Estimated10.89-1.59 pts
5Summit County Estimated10.12-5.13 pts
6Adams County Estimated8.61+3.84 pts
7Rio Blanco County Estimated7.41+3.42 pts
8Eagle County Estimated7.17+3.61 pts
9Garfield County Estimated7.03+2.22 pts
10Cheyenne County Estimated6.96+1.16 pts
11Routt County Estimated6.62+2.72 pts
12Prowers County Estimated5.93+3.49 pts
13Pitkin County Estimated5.59+1.79 pts
14Boulder County Estimated5.46+1.72 pts
15Grand County Estimated4.78+0.48 pts
16Phillips County Estimated4.49-3.78 pts
17Broomfield County Estimated4.43+2.15 pts
18Weld County Estimated3.91+0.8 pts
19Jefferson County Estimated3.32+1.6 pts
20Douglas County Estimated3.26+1.15 pts
21Montrose County Estimated3.22+0.65 pts
22El Paso County Estimated3.16+1.48 pts
23Kit Carson County Estimated3.14-1.31 pts
24Baca County Estimated2.94+0.92 pts
25Montezuma County Estimated2.56+0.36 pts
26Ouray County Estimated2.53+0.56 pts
27Larimer County Estimated2.34+0.43 pts
28Teller County Estimated2.34+1.58 pts
29San Miguel County Estimated2.27+0.28 pts
30Gunnison County Estimated2.25+0.8 pts
31Moffat County Estimated2.18-0.4 pts
32Washington County Estimated2.06+0.62 pts
33Lake County Estimated1.89-4.46 pts
34Las Animas County Estimated1.88+0.56 pts
35Pueblo County Estimated1.56+0.85 pts
36Alamosa County Estimated1.56-2.47 pts
37Kiowa County Estimated1.43+0.73 pts
38Sedgwick County Estimated1.3+1.3 pts
39Chaffee County Estimated1.18+0.62 pts
40Logan County Estimated1.01-0.28 pts
41Park County Estimated1+0.33 pts
42Mesa County Estimated0.98+0.33 pts
43Gilpin County Estimated0.68-4.07 pts
44Archuleta County Estimated0.57-0.01 pts
45Clear Creek County Estimated0.54+0.33 pts
46Otero County Estimated0.39+0.49 pts
47Custer County Estimated0.37-0.02 pts
48La Plata County Estimated0.35-0.36 pts
49Delta County Estimated0.35-0.03 pts
50Elbert County Estimated0.25+0.03 pts
51Saguache County Estimated0.15-0.15 pts
52Fremont County Estimated0.08-0.28 pts
53Costilla County Estimated00 pts
53Dolores County Estimated00 pts
53Hinsdale County Estimated00 pts
53Jackson County Estimated00 pts
53Lincoln County Estimated0-1.09 pts
53Mineral County Estimated00 pts
53San Juan County Estimated00 pts
60Conejos County Estimated-0.13-0 pts
61Crowley County Estimated-0.18-0 pts
62Bent County Estimated-0.18-0.18 pts
63Rio Grande County Estimated-0.27-0.09 pts
64Huerfano County Estimated-0.28-0.14 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 Colorado by net international migration rate, July to June, 2023) [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 Colorado by net international migration rate, July to June, 2023. 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/colorado-counties?period=2023. 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 Colorado by net international migration rate, July to June, 2023. 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/colorado-counties?period=2023.

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 Colorado by net international migration rate, July to June, 2023 [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/colorado-counties?period=2023 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_colorado_by_2023,
  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 Colorado by net international migration rate, July to June, 2023}},
  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/colorado-counties?period=2023. 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 Colorado by net international migration rate, July to June, 2023
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/colorado-counties?period=2023
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/colorado-counties?period=2023.
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?

Arapahoe County, with 14.79 per 1,000 inhabitants in 2023, according to the U.S. Census Bureau.

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

Huerfano County, with -0.28 per 1,000 inhabitants 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, 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 Colorado: more rankings