U.S. ZIP Code tools

98611 · Population & demographics · Castle Rock WA

ZIP Code
98611

Castle Rock, WA

City / locality
Castle Rock
State
Washington
ZIP Code type
Type not provided
Latitude
46.2783
Longitude
-122.9139
Coordinate source
GeoNames Postal
Source
GeoNames Postal
Source year
Inherited source snapshot

Some U.S. place names and coordinates come from GeoNames as geographic references. They are not confirmation of the USPS preferred mailing city.

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

Population & demographics

acs/acs5 · 2024

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Estimated population

9,302People · Margin of error ±986

Median age

43.7Years · Margin of error ±4.4

Median household income

86,322USD · Margin of error ±12,746

Median home value

425,700USD · Margin of error ±21,763

Total households

3,539Households · Margin of error ±270

Housing units

3,723Count · Margin of error ±276

Owner-occupied housing units

2,967Count · Margin of error ±295

Renter-occupied housing units

572Count · Margin of error ±150

Median monthly gross rent

1,250USD · Margin of error ±162

Household income distribution

USD · Households

$0–$9,999168±81
$10,000–$14,99957±35
$15,000–$19,999124±104
$20,000–$24,999138±71
$25,000–$29,999102±52
$30,000–$34,999136±86
$35,000–$39,99986±57
$40,000–$44,999105±71
$45,000–$49,99973±51
$50,000–$59,999196±84
$60,000–$74,999381±131
$75,000–$99,999506±137
$100,000–$124,999513±133
$125,000–$149,999372±131
$150,000–$199,999250±89
≥ $200,000332±138

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Source

GeoNames Postal

Source year: Source vintage not supplied

GeoNames Postal

U.S. Census Bureau Gazetteer

Source year: 2026 Gazetteer

U.S. Census Bureau Gazetteer

U.S. Census Bureau ZCTA cartographic boundaries

Source year: 2020 Census ZCTA cartographic

U.S. Census Bureau ZCTA cartographic boundaries

U.S. Census Bureau ACS 5-year

Source year: 2024 ACS 5-year

U.S. Census Bureau ACS 5-year