Migration + Wealth Flow Explorer

WashingtonMaricopa County, AZ

Reported tax-filing households, individuals, and adjusted gross income that moved from Washington to Maricopa County, AZ, 2022–2023.

Households moved

4,883

People moved

8,215

Reported AGI moved

$625.12M

Avg. AGI per migrating return

$128,020

Avg. household size

1.68

Reported county-pair flows

24

County-by-county breakdown

OriginDestinationHouseholdsPeopleReported AGI
King County, WAMaricopa County, AZ1,5022,460$301.34M
Pierce County, WAMaricopa County, AZ7231,276$72.64M
Snohomish County, WAMaricopa County, AZ6241,066$70.94M
Clark County, WAMaricopa County, AZ424709$45.74M
Spokane County, WAMaricopa County, AZ331519$26.85M
Kitsap County, WAMaricopa County, AZ190310$15.71M
Thurston County, WAMaricopa County, AZ193356$13.52M
Benton County, WAMaricopa County, AZ116194$11.75M
Whatcom County, WAMaricopa County, AZ141232$11.19M
Yakima County, WAMaricopa County, AZ84148$10.91M
Skagit County, WAMaricopa County, AZ65108$6.21M
Chelan County, WAMaricopa County, AZ5071$5.87M
Island County, WAMaricopa County, AZ67120$5.53M
Mason County, WAMaricopa County, AZ3460$3.93M
Cowlitz County, WAMaricopa County, AZ56103$3.91M
Grant County, WAMaricopa County, AZ4285$2.74M
Walla Walla County, WAMaricopa County, AZ3560$2.72M
Douglas County, WAMaricopa County, AZ2942$2.44M
Kittitas County, WAMaricopa County, AZ3456$2.40M
Whitman County, WAMaricopa County, AZ2743$2.23M
Clallam County, WAMaricopa County, AZ3652$1.96M
Lewis County, WAMaricopa County, AZ2437$1.67M
Franklin County, WAMaricopa County, AZ3270$1.55M
Grays Harbor County, WAMaricopa County, AZ2438$1.34M

IRS migration data does not represent every U.S. resident (non-filers are underrepresented), a mailing address does not always equal a physical residence, and AGI reflects Year 2 tax returns without proving income was earned after arrival. Use “income moved” or “reported AGI moved,” not “economic impact created.”