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Mobile HomeResidential
$232,518$727 / 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 59How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 25, 2026

121 COX RD

CASTLE ROCK, WA 98611
1
Beds
1
Baths
320 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.
1954
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$233K
$138K low$327K high
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.$232,518
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$186,014

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$160 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$160
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$150
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$160

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.26 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.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyCowlitz
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Forced Air
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

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

121 Cox Rd 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 94% of homes in Castle Rock 98611
  • Among the highest price per square foot in Castle Rock 98611
  • Among the smallest homes in Castle Rock 98611
  • Older than 79% 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$846K

This home is worth more than 6% 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$232,518
CheaperTypical $430,162Pricier

Pricier than 6% of homes nearby

Price per ft²$727
CheaperTypical $268Pricier

Pricier than almost all homes nearby

Living area320 ft²
SmallerTypical 1,568 ft²Bigger

Smaller than almost all homes nearby

Year built1954
OlderTypical 1980Newer

Newer than 21% of homes nearby

How 121 Cox Rd ranks against every home in each area.
MeasureThis homeCastle Rock 98611Cowlitz County
Estimated valuepricier than$232,5186% of homes10% of homes
Price per ft²pricier than$727almost all homesalmost all homes
Living areabigger than320 ft²almost no homesalmost no homes
Year builtnewer than195421% of homes29% of homes

About 121 Cox Rd

How much is 121 Cox Rd, Castle Rock, WA worth?

The TopHap Estimate for 121 Cox Rd, Castle Rock, WA is $232,518 as of Jun 25, 2026. The likely range is $138,028 to $327,008. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 121 Cox Rd, Castle Rock, WA?

121 Cox Rd, Castle Rock, WA has 1 bedrooms, 1 bathrooms and 320 square feet of living space.

When was 121 Cox Rd, Castle Rock, WA built?

121 Cox Rd, Castle Rock, WA was built in 1954, making it 72 years old. It is a mobile home home. The building has 1 story.

What schools serve 121 Cox Rd, Castle Rock, WA?

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

How does 121 Cox Rd, Castle Rock, WA compare to other homes in Castle Rock 98611?

Among the 4,447 homes in Castle Rock 98611, it is worth more than 6% of them ($232,518 against a typical $430,162), its price per square foot is higher than almost all of them ($727 against a typical $268), it is bigger than almost none of them (320 ft² against a typical 1,568 ft²) and it is newer than 21% of them (1954 against a typical 1980). Measured against all of Cowlitz County, it is worth more than 10% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

Closest homes

More homes in Castle Rock 98611

Assigned schools

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