Skip to content
Skip to content
TopHapOpen in map
Duplex (2 Units, Any Combination)Residential
Last sold for $555,000 on Apr 28, 2023

520 20TH ST

WASHOUGAL, WA 98671
5
Beds
3.8
Baths
2,372 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$555,000 · Apr 28, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,606 (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.$516,069 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$186,649
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$329,420
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$424,987
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$516,069

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.31
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
14
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
42
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
4
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyCLARK
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.1998
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Steel Frame
RoofThe main material covering the roof, such as asphalt shingle or tile.Concrete
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
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.Deck · 156 ft²Patio · 200 ft²Porch · 156 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.

Foreclosure Filings(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Hathaway Elementary SchoolB
Elementary · Grades KG–5 · 0.2 mi
H
Washougal High SchoolB-
High · Grades 9–12 · 1.1 mi
M
Jemtegaard Middle SchoolB
Middle · Grades 6–8 · 2.0 mi

District: Washougal School District

Neighborhood · ZIP 98671These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.160

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.25,234
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.199 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,839
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,524
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.85 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.35%

Owner Tools

Do you own this home?
Claim this home

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

520 20th 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.

  • Bigger than 77% of homes in Clark County
  • Has a smaller lot than 83% of homes in Washougal 98671
  • Older than 97% of homes in Washougal 98671

How it measures up in Washougal 98671

The dot is this home. The mark in the middle is the typical home in Washougal 98671.

Living area2,372 ft²
SmallerTypical 1,902 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.15 ac
SmallerTypical 0.27 acBigger

Bigger than 17% of homes nearby

Year built1928
OlderTypical 1998Newer

Newer than 3% of homes nearby

How 520 20th St ranks against every home in each area.
MeasureThis homeWashougal 98671Clark County
Living areabigger than2,372 ft²70% of homes77% of homes
Lot sizebigger than0.15 ac17% of homes31% of homes
Year builtnewer than19283% of homes3% of homes

About 520 20th St

When did 520 20th St, Washougal, WA last sell?

520 20th St, Washougal, WA last sold on Apr 28, 2023 for $555,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 520 20th St, Washougal, WA?

520 20th St, Washougal, WA has 5 bedrooms, 3.8 bathrooms, 2,372 square feet of living space and a 0.15-acre lot.

When was 520 20th St, Washougal, WA built?

520 20th St, Washougal, WA was built in 1928, making it 98 years old. It is a split level home. The building has 1 story.

What schools serve 520 20th St, Washougal, WA?

520 20th St, Washougal, WA is assigned to Hathaway Elementary School (elementary), rated B; Washougal High School (high), rated B-; Jemtegaard Middle School (middle), rated B. All sit in Washougal School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 520 20th St, Washougal, WA compare to other homes in Washougal 98671?

Among the 9,278 homes in Washougal 98671, it is bigger than 70% of them (2,372 ft² against a typical 1,902 ft²), its lot is bigger than 17% of them (0.15 ac against a typical 0.27 ac) and it is newer than 3% of them (1928 against a typical 1998). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 520 20th St, Washougal, WA?

The 2025 property tax bill for 520 20th St, Washougal, WA was $4,606. The county assessed it at $516,069.

More homes on 20th St

Closest homes

More homes in Washougal 98671

Assigned schools

Explore the area

See this home in context

Open 520 20th St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map