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Single Family ResidenceResidential
$335,000$289 / 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 97How 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 $335,000 on Sep 30, 2026

173 PIONEER AVE NE

CASTLE ROCK, WA 98611
2
Beds
1
Baths
1,160 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1929
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$335K
$325K low$345K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$335,000 · Sep 30, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,705 (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.$323,620 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$62,230
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$261,390
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$316,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$323,620

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.0.42
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Castle Rock Elementary SchoolD+
Elementary · Grades PK–5 · 0.4 mi
M
Castle Rock Middle SchoolC-
Middle · Grades 6–8 · 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%

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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

173 Pioneer Ave Ne 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 81% of homes in Castle Rock 98611
  • Smaller than 78% of homes in Castle Rock 98611
  • Has a smaller lot than 87% of homes in Castle Rock 98611
  • Older than 92% 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 19% 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$335,000
CheaperTypical $469,025Pricier

Pricier than 19% of homes nearby

Price per ft²$289
CheaperTypical $290Pricier

Pricier than 49% of homes nearby

Living area1,160 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.42 ac
SmallerTypical 2.61 acBigger

Bigger than 13% of homes nearby

Year built1929
OlderTypical 1980Newer

Newer than 8% of homes nearby

How 173 Pioneer Ave Ne ranks against every home in each area.
MeasureThis homeCastle Rock 98611Cowlitz County
Estimated valuepricier than$335,00019% of homes27% of homes
Price per ft²pricier than$28949% of homes58% of homes
Living areabigger than1,160 ft²22% of homes27% of homes
Lot sizebigger than0.42 ac13% of homes37% of homes
Year builtnewer than19298% of homes11% of homes

About 173 Pioneer Ave Ne

How much is 173 Pioneer Ave Ne, Castle Rock, WA worth?

The TopHap Estimate for 173 Pioneer Ave Ne, Castle Rock, WA is $335,000 as of Sep 24, 2026. The likely range is $325,467 to $344,533. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 173 Pioneer Ave Ne, Castle Rock, WA last sell?

173 Pioneer Ave Ne, Castle Rock, WA last sold on Sep 30, 2026 for $335,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 173 Pioneer Ave Ne, Castle Rock, WA?

173 Pioneer Ave Ne, Castle Rock, WA has 2 bedrooms, 1 bathrooms, 1,160 square feet of living space and a 0.42-acre lot.

When was 173 Pioneer Ave Ne, Castle Rock, WA built?

173 Pioneer Ave Ne, Castle Rock, WA was built in 1929, making it 97 years old. The building has 1 story.

What schools serve 173 Pioneer Ave Ne, Castle Rock, WA?

173 Pioneer Ave Ne, Castle Rock, WA is assigned to Castle Rock Elementary School (elementary), rated D+; Castle Rock Middle School (middle), rated C-; 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 173 Pioneer Ave Ne, 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 19% of them ($335,000 against a typical $469,025), its price per square foot is higher than 49% of them ($289 against a typical $290), it is bigger than 22% of them (1,160 ft² against a typical 1,578 ft²), its lot is bigger than 13% of them (0.42 ac against a typical 2.61 ac) and it is newer than 8% of them (1929 against a typical 1980). Measured against all of Cowlitz County, it is worth more than 27% 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 173 Pioneer Ave Ne, Castle Rock, WA?

The 2025 property tax bill for 173 Pioneer Ave Ne, Castle Rock, WA was $2,705. The county assessed it at $323,620.

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