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Single Family ResidenceResidential
$348,489$193 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $350,000 on Jun 10, 2024

505 MONROE ST

RYDERWOOD, WA 98581
2
Beds
3
Baths
1,805 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1923
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

$348K
$325K low$372K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Jun 10, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,379 (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.$308,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$288,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$276,830
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$308,200

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.13 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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
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.1982
Lot (acres)The size of the land the home sits on, from county records.0.14
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 213 ft²

Transaction History(2)

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.

H
Castle Rock High SchoolC-
High · Grades 9–12 · 8.9 mi
M
Castle Rock Middle SchoolD-
Middle · Grades 6–8 · 9.7 mi
E
Castle Rock Elementary SchoolD+
Elementary · Grades PK–5 · 9.8 mi

District: Castle Rock School District

Neighborhood · ZIP 98581These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.177

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.768
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,808
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,672
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.88 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.35%

Owner Tools

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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

505 Monroe St 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 more than 91% of homes in Ryderwood 98581
  • Costs less per square foot than 93% of homes in Cowlitz County
  • Bigger than 93% of homes in Ryderwood 98581
  • Has a smaller lot than 97% of homes in Ryderwood 98581
  • Older than 96% of homes in Cowlitz County

What homes are worth in Ryderwood 98581

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

This home
$153K$480K

This home is worth more than 91% of homes in Ryderwood 98581.

How it measures up in Ryderwood 98581

The dot is this home. The mark in the middle is the typical home in Ryderwood 98581.

Estimated value$348,489
CheaperTypical $242,628Pricier

Pricier than 91% of homes nearby

Price per ft²$193
CheaperTypical $219Pricier

Pricier than 19% of homes nearby

Living area1,805 ft²
SmallerTypical 1,176 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.14 ac
SmallerTypical 0.14 acBigger

Bigger than 3% of homes nearby

Year built1923
OlderTypical 1923Newer

Newer than 61% of homes nearby

How 505 Monroe St ranks against every home in each area.
MeasureThis homeRyderwood 98581Cowlitz County
Estimated valuepricier than$348,48991% of homes31% of homes
Price per ft²pricier than$19319% of homes7% of homes
Living areabigger than1,805 ft²93% of homes67% of homes
Lot sizebigger than0.14 ac3% of homes11% of homes
Year builtnewer than192361% of homes4% of homes

About 505 Monroe St

How much is 505 Monroe St, Ryderwood, WA worth?

The TopHap Estimate for 505 Monroe St, Ryderwood, WA is $348,489 as of Oct 21, 2026. The likely range is $325,415 to $371,563. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 505 Monroe St, Ryderwood, WA last sell?

505 Monroe St, Ryderwood, WA last sold on Jun 10, 2024 for $350,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 505 Monroe St, Ryderwood, WA?

505 Monroe St, Ryderwood, WA has 2 bedrooms, 3 bathrooms, 1,805 square feet of living space and a 0.14-acre lot.

When was 505 Monroe St, Ryderwood, WA built?

505 Monroe St, Ryderwood, WA was built in 1923, making it 103 years old. The building has 1 story.

What schools serve 505 Monroe St, Ryderwood, WA?

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

How does 505 Monroe St, Ryderwood, WA compare to other homes in Ryderwood 98581?

Among the 294 homes in Ryderwood 98581, it is worth more than 91% of them ($348,489 against a typical $242,628), its price per square foot is higher than 19% of them ($193 against a typical $219), it is bigger than 93% of them (1,805 ft² against a typical 1,176 ft²), its lot is bigger than 3% of them (0.14 ac against a typical 0.14 ac) and it is newer than 61% of them (1923 against a typical 1923). 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 505 Monroe St, Ryderwood, WA?

The 2025 property tax bill for 505 Monroe St, Ryderwood, WA was $2,379. The county assessed it at $308,200.

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