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

Whitman County had the highest net international migration rate, July to June of 39 counties in 2015, at 10.44 per 1,000 inhabitants. Asotin County had the lowest, at -0.54 per 1,000 inhabitants. The median was 1.63 per 1,000 inhabitants and the figure for Washington was 4.65 per 1,000 inhabitants. Source: the U.S. Census Bureau.

Highest10.44Whitman County

Lowest-0.54Asotin County

Median1.6339 counties

Washington4.65History

Map of counties, 2015

Under 0
0 to 1
1 to 2.3
2.3 and over

per 1,000 inhabitants, 2015. 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, 2015

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

Rank	Counties	2015 per 1,000 inhabitants	Change on 2014
1	Whitman County Estimated	10.44	+0.34 pts
2	King County Estimated	10.28	+0.55 pts
3	Island County Estimated	4.87	+1.9 pts
4	Snohomish County Estimated	4.08	+0.06 pts
5	Columbia County Estimated	3.78	-0.98 pts
6	Adams County Estimated	3.28	+2.13 pts
7	Okanogan County Estimated	2.88	+0.67 pts
8	Pierce County Estimated	2.87	+0.4 pts
9	Grant County Estimated	2.77	-0.54 pts
10	Thurston County Estimated	2.68	+0.01 pts
11	Douglas County Estimated	2.64	+0.37 pts
12	Whatcom County Estimated	2.58	-0.1 pts
13	Franklin County Estimated	2.34	+0.28 pts
14	Skagit County Estimated	2.29	+0.04 pts
15	Garfield County Estimated	2.26	+0.46 pts
16	Kittitas County Estimated	2.1	-0.03 pts
17	Benton County Estimated	2.05	-0.03 pts
18	Mason County Estimated	1.81	-0.37 pts
19	Spokane County Estimated	1.75	-0.06 pts
20	Kitsap County Estimated	1.63	+0.25 pts
21	San Juan County Estimated	1.56	-0.14 pts
22	Clallam County Estimated	1.28	-0.05 pts
23	Lewis County Estimated	1.2	+0.46 pts
24	Wahkiakum County Estimated	1	-2 pts
25	Clark County Estimated	0.98	+0.13 pts
26	Pacific County Estimated	0.96	+0.14 pts
27	Walla Walla County Estimated	0.67	-0.74 pts
28	Chelan County Estimated	0.43	+0.02 pts
29	Pend Oreille County Estimated	0.38	-0.08 pts
30	Klickitat County Estimated	0.38	+0.38 pts
31	Cowlitz County Estimated	0.35	-0.29 pts
32	Jefferson County Estimated	0.3	-0.3 pts
33	Skamania County Estimated	0.26	-0.27 pts
34	Yakima County Estimated	0.24	-0.22 pts
35	Stevens County Estimated	0.14	-0.09 pts
36	Ferry County Estimated	0.13	-0.13 pts
37	Lincoln County Estimated	0.1	-0.1 pts
38	Grays Harbor County Estimated	0.07	-0.17 pts
39	Asotin County Estimated	-0.54	+0.18 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 Washington by net international migration rate, July to June, 2015) [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 Washington by net international migration rate, July to June, 2015. 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/washington-counties?period=2015. 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 Washington by net international migration rate, July to June, 2015. 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/washington-counties?period=2015.

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 Washington by net international migration rate, July to June, 2015 [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/washington-counties?period=2015 (Accessed: 12 October 2026).

BibTeX

@misc{census_counties_in_washington_by_2015,
  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 Washington by net international migration rate, July to June, 2015}},
  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/washington-counties?period=2015. 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 Washington by net international migration rate, July to June, 2015
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/washington-counties?period=2015
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/net-international-migration-rate-july-june/washington-counties?period=2015.
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?

Whitman County, with 10.44 per 1,000 inhabitants in 2015, according to the U.S. Census Bureau.

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

Asotin County, with -0.54 per 1,000 inhabitants in 2015.

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.