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

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

Pitkin County had the highest net international migration rate, July to June of 64 counties in 2016, at 6.51 per 1,000 inhabitants. Delta County had the lowest, at -0.3 per 1,000 inhabitants. The median was 0.42 per 1,000 inhabitants and the figure for Colorado was 1.85 per 1,000 inhabitants. Source: the U.S. Census Bureau.

Keep it in a collection in your library.
Highest6.51Pitkin County
Lowest-0.3Delta County
Median0.4264 counties
Colorado1.85History

Map of counties, 2016

Adams County: 1.56 per 1,000 inhabitantsAlamosa County: 0.25 per 1,000 inhabitantsArapahoe County: 3.68 per 1,000 inhabitantsArchuleta County: 0.24 per 1,000 inhabitantsBaca County: 0.28 per 1,000 inhabitantsBent County: 0.34 per 1,000 inhabitantsBoulder County: 3.29 per 1,000 inhabitantsBroomfield County: 1.64 per 1,000 inhabitantsChaffee County: 0.58 per 1,000 inhabitantsCheyenne County: 2.18 per 1,000 inhabitantsClear Creek County: 1.61 per 1,000 inhabitantsConejos County: 0.25 per 1,000 inhabitantsCostilla County: 1.1 per 1,000 inhabitantsCrowley County: 2.02 per 1,000 inhabitantsCuster County: 0 per 1,000 inhabitantsDelta County: -0.3 per 1,000 inhabitantsDenver County: 2.69 per 1,000 inhabitantsDolores County: 0 per 1,000 inhabitantsDouglas County: 2.17 per 1,000 inhabitantsEagle County: 2.01 per 1,000 inhabitantsElbert County: 0.76 per 1,000 inhabitantsEl Paso County: 1.66 per 1,000 inhabitantsFremont County: 0.21 per 1,000 inhabitantsGarfield County: -0.26 per 1,000 inhabitantsGilpin County: 0 per 1,000 inhabitantsGrand County: 0.87 per 1,000 inhabitantsGunnison County: 0.31 per 1,000 inhabitantsHinsdale County: 0 per 1,000 inhabitantsHuerfano County: 0.46 per 1,000 inhabitantsJackson County: 0 per 1,000 inhabitantsJefferson County: 1.07 per 1,000 inhabitantsKiowa County: 0 per 1,000 inhabitantsKit Carson County: 0.5 per 1,000 inhabitantsLake County: -0.13 per 1,000 inhabitantsLa Plata County: 0.33 per 1,000 inhabitantsLarimer County: 1.56 per 1,000 inhabitantsLas Animas County: 1.78 per 1,000 inhabitantsLincoln County: 0.54 per 1,000 inhabitantsLogan County: 0 per 1,000 inhabitantsMesa County: 0.11 per 1,000 inhabitantsMineral County: 0 per 1,000 inhabitantsMoffat County: 0.08 per 1,000 inhabitantsMontezuma County: -0.08 per 1,000 inhabitantsMontrose County: -0.27 per 1,000 inhabitantsMorgan County: 4.32 per 1,000 inhabitantsOtero County: 0.11 per 1,000 inhabitantsOuray County: 0.43 per 1,000 inhabitantsPark County: 0.29 per 1,000 inhabitantsPhillips County: 5.79 per 1,000 inhabitantsPitkin County: 6.51 per 1,000 inhabitantsProwers County: 0.42 per 1,000 inhabitantsPueblo County: 0.13 per 1,000 inhabitantsRio Blanco County: 0.77 per 1,000 inhabitantsRio Grande County: 0 per 1,000 inhabitantsRoutt County: 2.2 per 1,000 inhabitantsSaguache County: 1.11 per 1,000 inhabitantsSan Juan County: 0 per 1,000 inhabitantsSan Miguel County: 3.78 per 1,000 inhabitantsSedgwick County: 0 per 1,000 inhabitantsSummit County: 3.46 per 1,000 inhabitantsTeller County: 0.08 per 1,000 inhabitantsWashington County: 0 per 1,000 inhabitantsWeld County: 0.97 per 1,000 inhabitantsYuma County: 1.69 per 1,000 inhabitants
  • Under -0.27
  • -0.27 to -0.17
  • -0.17 to 0
  • 0 to 0.25
  • 0.25 to 1.4
  • 1.4 and over
per 1,000 inhabitants, 2016. 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, 2016

Pitkin County: 6.51 per 1,000 inhabitantsPitkin County6.51Phillips County: 5.79 per 1,000 inhabitantsPhillips County5.79Morgan County: 4.32 per 1,000 inhabitantsMorgan County4.32San Miguel County: 3.78 per 1,000 inhabitantsSan Miguel County3.78Arapahoe County: 3.68 per 1,000 inhabitantsArapahoe County3.68Summit County: 3.46 per 1,000 inhabitantsSummit County3.46Boulder County: 3.29 per 1,000 inhabitantsBoulder County3.29Denver County: 2.69 per 1,000 inhabitantsDenver County2.69Routt County: 2.2 per 1,000 inhabitantsRoutt County2.2Cheyenne County: 2.18 per 1,000 inhabitantsCheyenne County2.18Douglas County: 2.17 per 1,000 inhabitantsDouglas County2.17Crowley County: 2.02 per 1,000 inhabitantsCrowley County2.02Eagle County: 2.01 per 1,000 inhabitantsEagle County2.01Las Animas County: 1.78 per 1,000 inhabitantsLas Animas County1.78Yuma County: 1.69 per 1,000 inhabitantsYuma County1.69El Paso County: 1.66 per 1,000 inhabitantsEl Paso County1.66Broomfield County: 1.64 per 1,000 inhabitantsBroomfield County1.64Clear Creek County: 1.61 per 1,000 inhabitantsClear Creek County1.61Larimer County: 1.56 per 1,000 inhabitantsLarimer County1.56Adams County: 1.56 per 1,000 inhabitantsAdams County1.56Saguache County: 1.11 per 1,000 inhabitantsSaguache County1.11Costilla County: 1.1 per 1,000 inhabitantsCostilla County1.1Jefferson County: 1.07 per 1,000 inhabitantsJefferson County1.07Weld County: 0.97 per 1,000 inhabitantsWeld County0.97Grand County: 0.87 per 1,000 inhabitantsGrand County0.87Rio Blanco County: 0.77 per 1,000 inhabitantsRio Blanco County0.77Elbert County: 0.76 per 1,000 inhabitantsElbert County0.76Chaffee County: 0.58 per 1,000 inhabitantsChaffee County0.58Lincoln County: 0.54 per 1,000 inhabitantsLincoln County0.54Kit Carson County: 0.5 per 1,000 inhabitantsKit Carson County0.5Huerfano County: 0.46 per 1,000 inhabitantsHuerfano County0.46Ouray County: 0.43 per 1,000 inhabitantsOuray County0.43Prowers County: 0.42 per 1,000 inhabitantsProwers County0.42Bent County: 0.34 per 1,000 inhabitantsBent County0.34La Plata County: 0.33 per 1,000 inhabitantsLa Plata County0.33Gunnison County: 0.31 per 1,000 inhabitantsGunnison County0.31Park County: 0.29 per 1,000 inhabitantsPark County0.29Baca County: 0.28 per 1,000 inhabitantsBaca County0.28Alamosa County: 0.25 per 1,000 inhabitantsAlamosa County0.25Conejos County: 0.25 per 1,000 inhabitantsConejos County0.25Pitkin County: 6.51 per 1,000 inhabitantsPitkin County6.51Phillips County: 5.79 per 1,000 inhabitantsPhillips County5.79Morgan County: 4.32 per 1,000 inhabitantsMorgan County4.32San Miguel County: 3.78 per 1,000 inhabitantsSan Miguel County3.78Arapahoe County: 3.68 per 1,000 inhabitantsArapahoe County3.68Summit County: 3.46 per 1,000 inhabitantsSummit County3.46Boulder County: 3.29 per 1,000 inhabitantsBoulder County3.29Denver County: 2.69 per 1,000 inhabitantsDenver County2.69Routt County: 2.2 per 1,000 inhabitantsRoutt County2.2Cheyenne County: 2.18 per 1,000 inhabitantsCheyenne County2.18Douglas County: 2.17 per 1,000 inhabitantsDouglas County2.17Crowley County: 2.02 per 1,000 inhabitantsCrowley County2.02Eagle County: 2.01 per 1,000 inhabitantsEagle County2.01Las Animas County: 1.78 per 1,000 inhabitantsLas Animas County1.78Yuma County: 1.69 per 1,000 inhabitantsYuma County1.69El Paso County: 1.66 per 1,000 inhabitantsEl Paso County1.66Broomfield County: 1.64 per 1,000 inhabitantsBroomfield County1.64Clear Creek County: 1.61 per 1,000 inhabitantsClear Creek County1.61Larimer County: 1.56 per 1,000 inhabitantsLarimer County1.56Adams County: 1.56 per 1,000 inhabitantsAdams County1.56Saguache County: 1.11 per 1,000 inhabitantsSaguache County1.11Costilla County: 1.1 per 1,000 inhabitantsCostilla County1.1Jefferson County: 1.07 per 1,000 inhabitantsJefferson County1.07Weld County: 0.97 per 1,000 inhabitantsWeld County0.97Grand County: 0.87 per 1,000 inhabitantsGrand County0.87Rio Blanco County: 0.77 per 1,000 inhabitantsRio Blanco County0.77Elbert County: 0.76 per 1,000 inhabitantsElbert County0.76Chaffee County: 0.58 per 1,000 inhabitantsChaffee County0.58Lincoln County: 0.54 per 1,000 inhabitantsLincoln County0.54Kit Carson County: 0.5 per 1,000 inhabitantsKit Carson County0.5Huerfano County: 0.46 per 1,000 inhabitantsHuerfano County0.46Ouray County: 0.43 per 1,000 inhabitantsOuray County0.43Prowers County: 0.42 per 1,000 inhabitantsProwers County0.42Bent County: 0.34 per 1,000 inhabitantsBent County0.34La Plata County: 0.33 per 1,000 inhabitantsLa Plata County0.33Gunnison County: 0.31 per 1,000 inhabitantsGunnison County0.31Park County: 0.29 per 1,000 inhabitantsPark County0.29Baca County: 0.28 per 1,000 inhabitantsBaca County0.28Alamosa County: 0.25 per 1,000 inhabitantsAlamosa County0.25Conejos County: 0.25 per 1,000 inhabitantsConejos County0.25
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

RankCounties2016
per 1,000 inhabitants		Change on 2015
1Pitkin County Estimated6.51+0.34 pts
2Phillips County Estimated5.79+3.27 pts
3Morgan County Estimated4.32-0.36 pts
4San Miguel County Estimated3.78-0.84 pts
5Arapahoe County Estimated3.68-1.26 pts
6Summit County Estimated3.46-0.54 pts
7Boulder County Estimated3.29-0.72 pts
8Denver County Estimated2.69-1.18 pts
9Routt County Estimated2.2-0.81 pts
10Cheyenne County Estimated2.18-1.64 pts
11Douglas County Estimated2.17-0.5 pts
12Crowley County Estimated2.02+0.42 pts
13Eagle County Estimated2.01-0.6 pts
14Las Animas County Estimated1.78+0.43 pts
15Yuma County Estimated1.69+0.41 pts
16El Paso County Estimated1.66-1.61 pts
17Broomfield County Estimated1.64-0.6 pts
18Clear Creek County Estimated1.61-1.11 pts
19Larimer County Estimated1.56-0.44 pts
20Adams County Estimated1.56-0.58 pts
21Saguache County Estimated1.11+0.14 pts
22Costilla County Estimated1.1-1.42 pts
23Jefferson County Estimated1.07-0.26 pts
24Weld County Estimated0.97-0.38 pts
25Grand County Estimated0.87-0.7 pts
26Rio Blanco County Estimated0.77+0.01 pts
27Elbert County Estimated0.76-1.17 pts
28Chaffee County Estimated0.58-0.39 pts
29Lincoln County Estimated0.54+0.18 pts
30Kit Carson County Estimated0.5+0.26 pts
31Huerfano County Estimated0.46+0.31 pts
32Ouray County Estimated0.43-0.23 pts
33Prowers County Estimated0.42-0.5 pts
34Bent County Estimated0.34+0.17 pts
35La Plata County Estimated0.33+0.14 pts
36Gunnison County Estimated0.31-0.13 pts
37Park County Estimated0.29+0.41 pts
38Baca County Estimated0.280 pts
39Alamosa County Estimated0.25+0.12 pts
40Conejos County Estimated0.250 pts
41Archuleta County Estimated0.24-0.33 pts
42Fremont County Estimated0.21+0.19 pts
43Pueblo County Estimated0.13-0.37 pts
44Mesa County Estimated0.11+0.07 pts
45Otero County Estimated0.11-0.05 pts
46Teller County Estimated0.08-0 pts
47Moffat County Estimated0.08-0.16 pts
48Custer County Estimated00 pts
48Dolores County Estimated00 pts
48Gilpin County Estimated00 pts
48Hinsdale County Estimated00 pts
48Jackson County Estimated00 pts
48Kiowa County Estimated00 pts
48Logan County Estimated0-1.07 pts
48Mineral County Estimated00 pts
48Rio Grande County Estimated0+0.26 pts
48San Juan County Estimated00 pts
48Sedgwick County Estimated00 pts
48Washington County Estimated00 pts
60Montezuma County Estimated-0.08+0.2 pts
61Lake County Estimated-0.13+0.95 pts
62Garfield County Estimated-0.26-0.5 pts
63Montrose County Estimated-0.27-0.17 pts
64Delta County Estimated-0.3-0.2 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, 2016) [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, 2016. 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=2016. 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, 2016. 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=2016.

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, 2016 [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=2016 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_colorado_by_2016,
  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, 2016}},
  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=2016. 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, 2016
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=2016
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/colorado-counties?period=2016.
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?

Pitkin County, with 6.51 per 1,000 inhabitants in 2016, according to the U.S. Census Bureau.

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

Delta County, with -0.3 per 1,000 inhabitants in 2016.

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