Home values, rents and more in Castle Rock, WA
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open Castle Rock in ProMap- Under $400k
- $400k–$420k
- $420k–$440k
- $440k–$460k
- $460k+
- No data
How Castle Rock compares
The typical home in Castle Rock, WA is worth about $476,000, according to the Zillow Home Value Index for September 2026. Home values in Castle Rock are 14% above the typical value in the Longview metro area ($418,000) and 30% above the U.S. typical value ($366,000).
Over the past year, home values in Castle Rock rose 1.1%, compared with +0.1% in the Longview metro area and +1.2% nationally.
The median household income is $69,639, against $76,531 in the Longview metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 2,217 people live in Castle Rock (American Community Survey 2020–24).
Castle Rock has the 3rd-highest typical home value of the 7 cities in the Longview metro area and the 168th-highest of 342 in Washington with Zillow figures.
Part of: Cowlitz County, WA · Longview metro area · Washington
More for Castle Rock in ProMap Plus
These measures are on the map for subscribers. Open ProMap to see them for Castle Rock and every other place.
- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- Crime rates
- Homeowners insurance premiums
- Commute time to downtown
- Flood, wildfire and natural hazard risk
- Property-tax rate
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby cities
ZIP codes in Castle Rock, WA
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.