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Castle Rock city, WA
ZIP 98611 — Economy & Jobs
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Middle ClassLow Snow Area
Income, employment, industries, and economic trends
Income & Economy in Castle Rock city, WA (98611)
Median Income
$81,630
*Adjusted for inflation (2023 dollars)
IRS Net Migration
+503
Wealth inflow
Population
9,367
Unemployment
3.8%
0.1pp above US avg
IRS migration statistics show a net inflow of about 503 for ZIP 98611 (Castle Rock city, WA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.
Historical Trends in 98611 (2020–Present)
Since 2020, population grew 6.4%, median income rose 7.0% (inflation-adjusted), home values increased 28.2%.
Economy & Jobs key statistics
| Income & Jobs | |
|---|---|
| Median household income | $81,630 |
| Unemployment | 3.8% |
| Establishments | 160 |
| Employees | 902 |