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Single Family ResidenceResidential
$315,286$197 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $375,000 on Oct 10, 2023

523 WARREN ST SW

CASTLE ROCK, WA 98611
4
Beds
2
Baths
1,598 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$315K
$281K low$350K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$375,000 · Oct 10, 2023
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.95%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$300,000
GUILD MORTGAGE COMPANY LLC · recorded Oct 10, 2023
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$25,000
GUILD MORTGAGE CO

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,488 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$300,040 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,930
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$249,110
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$293,570
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$300,040

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCowlitz
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 160 ft²

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Castle Rock Middle SchoolC-
Middle · Grades 6–8 · 0.3 mi
E
Castle Rock Elementary SchoolD+
Elementary · Grades PK–5 · 0.4 mi
H
Castle Rock High SchoolD+
High · Grades 9–12 · 0.8 mi

District: Castle Rock School District

Neighborhood · ZIP 98611These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.172

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.10,313
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,330
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,543
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.61 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.35%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

523 Warren St Sw measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 78% of homes in Castle Rock 98611
  • Costs less per square foot than 87% of homes in Castle Rock 98611
  • Older than 73% of homes in Castle Rock 98611

What homes are worth in Castle Rock 98611

Each bar is how many homes fall in that price range. The marker is this home.

This home
$196K$870K

This home is worth more than 22% of homes in Castle Rock 98611.

How it measures up in Castle Rock 98611

The dot is this home. The mark in the middle is the typical home in Castle Rock 98611.

Estimated value$315,286
CheaperTypical $431,344Pricier

Pricier than 22% of homes nearby

Price per ft²$197
CheaperTypical $269Pricier

Pricier than 13% of homes nearby

Living area1,598 ft²
SmallerTypical 1,562 ft²Bigger

Bigger than 52% of homes nearby

Year built1965
OlderTypical 1981Newer

Newer than 27% of homes nearby

How 523 Warren St Sw ranks against every home in each area.
MeasureThis homeCastle Rock 98611Cowlitz County
Estimated valuepricier than$315,28622% of homes30% of homes
Price per ft²pricier than$19713% of homes15% of homes
Living areabigger than1,598 ft²52% of homes58% of homes
Year builtnewer than196527% of homes38% of homes

About 523 Warren St Sw

How much is 523 Warren St Sw, Castle Rock, WA worth?

The TopHap Estimate for 523 Warren St Sw, Castle Rock, WA is $315,286 as of Jul 14, 2026. The likely range is $280,512 to $350,060. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 523 Warren St Sw, Castle Rock, WA last sell?

523 Warren St Sw, Castle Rock, WA last sold on Oct 10, 2023 for $375,000, according to the county's recorded deed.

How big is 523 Warren St Sw, Castle Rock, WA?

523 Warren St Sw, Castle Rock, WA has 4 bedrooms, 2 bathrooms and 1,598 square feet of living space.

When was 523 Warren St Sw, Castle Rock, WA built?

523 Warren St Sw, Castle Rock, WA was built in 1965, making it 61 years old. The building has 1 story.

What schools serve 523 Warren St Sw, Castle Rock, WA?

523 Warren St Sw, Castle Rock, WA is assigned to Castle Rock Middle School (middle), rated C-; Castle Rock Elementary School (elementary), rated D+; Castle Rock High School (high), rated D+. All sit in Castle Rock School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 523 Warren St Sw, Castle Rock, WA compare to other homes in Castle Rock 98611?

Among the 4,455 homes in Castle Rock 98611, it is worth more than 22% of them ($315,286 against a typical $431,344), its price per square foot is higher than 13% of them ($197 against a typical $269), it is bigger than 52% of them (1,598 ft² against a typical 1,562 ft²) and it is newer than 27% of them (1965 against a typical 1981). Measured against all of Cowlitz County, it is worth more than 30% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 523 Warren St Sw, Castle Rock, WA?

The 2025 property tax bill for 523 Warren St Sw, Castle Rock, WA was $2,488. The county assessed it at $300,040.

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