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Single Family ResidenceResidential
$350,000$278 / 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 98How 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 $330,000 on Sep 29, 2026

412 KIRBY AVE SE

CASTLE ROCK, WA 98611
2
Beds
1
Baths
1,260 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1935
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$350K
$344K low$356K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$330,000 · Sep 29, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,799 (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.$338,340 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$46,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,040
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$330,490
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$338,340

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCOWLITZ
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 16 ft²

Transaction History(4)

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 · 0.2 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

412 Kirby Ave Se 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 77% of homes in Castle Rock 98611
  • Smaller than 72% of homes in Castle Rock 98611
  • Has a smaller lot than 98% of homes in Castle Rock 98611
  • Older than 89% 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
$222K$890K

This home is worth more than 23% 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$350,000
CheaperTypical $469,025Pricier

Pricier than 23% of homes nearby

Price per ft²$278
CheaperTypical $290Pricier

Pricier than 43% of homes nearby

Living area1,260 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 28% of homes nearby

Lot size0.11 ac
SmallerTypical 2.61 acBigger

Bigger than 2% of homes nearby

Year built1935
OlderTypical 1980Newer

Newer than 11% of homes nearby

How 412 Kirby Ave Se ranks against every home in each area.
MeasureThis homeCastle Rock 98611Cowlitz County
Estimated valuepricier than$350,00023% of homes31% of homes
Price per ft²pricier than$27843% of homes50% of homes
Living areabigger than1,260 ft²28% of homes33% of homes
Lot sizebigger than0.11 ac2% of homes7% of homes
Year builtnewer than193511% of homes14% of homes

About 412 Kirby Ave Se

How much is 412 Kirby Ave Se, Castle Rock, WA worth?

The TopHap Estimate for 412 Kirby Ave Se, Castle Rock, WA is $350,000 as of Sep 24, 2026. The likely range is $343,923 to $356,077. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 412 Kirby Ave Se, Castle Rock, WA last sell?

412 Kirby Ave Se, Castle Rock, WA last sold on Sep 29, 2026 for $330,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 412 Kirby Ave Se, Castle Rock, WA?

412 Kirby Ave Se, Castle Rock, WA has 2 bedrooms, 1 bathrooms, 1,260 square feet of living space and a 0.12-acre lot.

When was 412 Kirby Ave Se, Castle Rock, WA built?

412 Kirby Ave Se, Castle Rock, WA was built in 1935, making it 91 years old. The building has 1 story.

What schools serve 412 Kirby Ave Se, Castle Rock, WA?

412 Kirby Ave Se, 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 412 Kirby Ave Se, 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 23% of them ($350,000 against a typical $469,025), its price per square foot is higher than 43% of them ($278 against a typical $290), it is bigger than 28% of them (1,260 ft² against a typical 1,578 ft²), its lot is bigger than 2% of them (0.11 ac against a typical 2.61 ac) and it is newer than 11% of them (1935 against a typical 1980). Measured against all of Cowlitz County, it is worth more than 31% 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 412 Kirby Ave Se, Castle Rock, WA?

The 2025 property tax bill for 412 Kirby Ave Se, Castle Rock, WA was $2,799. The county assessed it at $338,340.

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