County
King County, WA
In the IRS's 2022–2023 Statistics of Income migration data, King County, WA recorded 61,985 households (86,684 people) moving in and 60,973 households (96,584 people) moving out — a net gained of 1,012 households and $1.57B in reported adjusted gross income.
The single largest recorded source of newcomers was Snohomish County, WA: 7,334 households (11,026 people) moved from there, representing $710.32M in reported income.
At the state level, no state sent more newcomers into King County, WA than California, which accounted for 10,722 households and $1.50B in reported AGI.
Inbound (reported)
$6.53B
61,985 households · 86,684 people
Outbound (reported)
$8.11B
60,973 households · 96,584 people
Net (reported)
-$1.57B
1,012 households · -9,900 people
States sending newcomers
Shaded by reported AGI coming from each state. Hover a state for numbers. County-to-county detail below.
Top origin counties
| County | Households | People | Reported AGI |
|---|---|---|---|
| Snohomish County, WA | 7,334 | 11,026 | $710.32M |
| Pierce County, WA | 6,086 | 9,505 | $415.82M |
| Santa Clara County, CA | 1,462 | 2,036 | $342.02M |
| Los Angeles County, CA | 2,363 | 3,138 | $289.22M |
| Maricopa County, AZ | 1,322 | 1,817 | $151.04M |
| San Francisco County, CA | 696 | 880 | $142.29M |
| Alameda County, CA | 846 | 1,172 | $123.04M |
| Orange County, CA | 937 | 1,266 | $121.76M |
| Cook County, IL | 954 | 1,209 | $120.74M |
| San Diego County, CA | 1,128 | 1,591 | $109.72M |
| Travis County, TX | 565 | 781 | $107.49M |
| Multnomah County, OR | 927 | 1,188 | $95.97M |
| Kitsap County, WA | 960 | 1,290 | $93.90M |
| New York County, NY | 481 | 604 | $93.84M |
| San Mateo County, CA | 397 | 556 | $76.85M |
| Middlesex County, MA | 486 | 633 | $68.07M |
| Contra Costa County, CA | 341 | 467 | $67.51M |
| Harris County, TX | 581 | 864 | $66.71M |
| Washington County, OR | 510 | 794 | $64.73M |
| Kings County, NY | 459 | 602 | $62.06M |
“Where newcomers came from” excludes moves within King County, WA itself. Switch to outbound to see the other direction.