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Single Family ResidenceResidential
$340,123$248 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $74,839 on Oct 6, 2022

502 3RD AVE SW

CASTLE ROCK, WA 98611
4
Beds
1
Baths
1,372 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$340K
$314K low$367K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$74,839 · Oct 6, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,531 (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.$305,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$34,730
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$271,070
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$298,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$305,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCOWLITZ
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1993
Lot (acres)The size of the land the home sits on, from county records.0.13
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 40 ft²

Transaction History(5)

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 · 0.1 mi
E
Castle Rock Elementary SchoolD+
Elementary · Grades PK–5 · 0.3 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%

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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

502 3rd Ave 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 79% of homes in Castle Rock 98611
  • Costs less per square foot than 74% of homes in Castle Rock 98611
  • Has a smaller lot than 96% of homes in Castle Rock 98611
  • Among the oldest homes in Cowlitz County

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
$222K$890K

This home is worth more than 21% 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$340,123
CheaperTypical $469,025Pricier

Pricier than 21% of homes nearby

Price per ft²$248
CheaperTypical $290Pricier

Pricier than 26% of homes nearby

Living area1,372 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.13 ac
SmallerTypical 2.61 acBigger

Bigger than 4% of homes nearby

Year built1900
OlderTypical 1980Newer

Newer than 2% of homes nearby

How 502 3rd Ave Sw ranks against every home in each area.
MeasureThis homeCastle Rock 98611Cowlitz County
Estimated valuepricier than$340,12321% of homes28% of homes
Price per ft²pricier than$24826% of homes30% of homes
Living areabigger than1,372 ft²36% of homes41% of homes
Lot sizebigger than0.13 ac4% of homes10% of homes
Year builtnewer than19002% of homesalmost no homes

About 502 3rd Ave Sw

How much is 502 3rd Ave Sw, Castle Rock, WA worth?

The TopHap Estimate for 502 3rd Ave Sw, Castle Rock, WA is $340,123 as of Sep 24, 2026. The likely range is $313,507 to $366,739. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 502 3rd Ave Sw, Castle Rock, WA last sell?

502 3rd Ave Sw, Castle Rock, WA last sold on Oct 6, 2022 for $74,839, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 502 3rd Ave Sw, Castle Rock, WA?

502 3rd Ave Sw, Castle Rock, WA has 4 bedrooms, 1 bathrooms, 1,372 square feet of living space and a 0.13-acre lot.

When was 502 3rd Ave Sw, Castle Rock, WA built?

502 3rd Ave Sw, Castle Rock, WA was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 502 3rd Ave Sw, Castle Rock, WA?

502 3rd Ave 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 502 3rd Ave Sw, Castle Rock, WA compare to other homes in Castle Rock 98611?

Among the 4,435 homes in Castle Rock 98611, it is worth more than 21% of them ($340,123 against a typical $469,025), its price per square foot is higher than 26% of them ($248 against a typical $290), it is bigger than 36% of them (1,372 ft² against a typical 1,578 ft²), its lot is bigger than 4% of them (0.13 ac against a typical 2.61 ac) and it is newer than 2% of them (1900 against a typical 1980). Measured against all of Cowlitz County, it is worth more than 28% 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 502 3rd Ave Sw, Castle Rock, WA?

The 2025 property tax bill for 502 3rd Ave Sw, Castle Rock, WA was $2,531. The county assessed it at $305,800.

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