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Single Family ResidenceResidential
$305,182$425 / 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 95How 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

447 21ST AVE

LONGVIEW, WA 98632
2
Beds
1
Baths
718 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.
1946
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$305K
$291K low$320K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,610 (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.$328,040 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,240
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$298,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$300,880
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$328,040

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.3 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.0.14
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
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 · 40 ft²

Transaction History(1)

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
Kessler Elementary SchoolD-
Elementary · Grades KG–5 · 0.5 mi
M
Monticello Middle SchoolC
Middle · Grades 6–8 · 1.0 mi
H
R.A. Long High SchoolC+
High · Grades 9–12 · 1.0 mi

District: Longview Public Schools

Neighborhood · ZIP 98632These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.176

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.9.2%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.52,329
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.390 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,959
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,888
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.65 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

447 21st Ave 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 82% of homes in Cowlitz County
  • Among the highest price per square foot in St. Helens
  • Smaller than 96% of homes in St. Helens
  • Has a smaller lot than 96% of homes in St. Helens
  • Older than 79% of homes in Cowlitz County

What homes are worth in Longview 98632

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

This home
$215K$786K

This home is worth more than 20% of homes in Longview 98632.

How it measures up in Longview 98632

The dot is this home. The mark in the middle is the typical home in Longview 98632.

Estimated value$305,182
CheaperTypical $379,921Pricier

Pricier than 20% of homes nearby

Price per ft²$425
CheaperTypical $265Pricier

Pricier than almost all homes nearby

Living area718 ft²
SmallerTypical 1,444 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.14 ac
SmallerTypical 0.35 acBigger

Bigger than 10% of homes nearby

Year built1946
OlderTypical 1966Newer

Newer than 24% of homes nearby

How 447 21st Ave ranks against every home in each area.
MeasureThis homeSt. HelensLongview 98632Cowlitz County
Estimated valuepricier than$305,18231% of homes20% of homes18% of homes
Price per ft²pricier than$425almost all homesalmost all homes96% of homes
Living areabigger than718 ft²4% of homes4% of homes4% of homes
Lot sizebigger than0.14 ac4% of homes10% of homes10% of homes
Year builtnewer than194662% of homes24% of homes21% of homes

About 447 21st Ave

How much is 447 21st Ave, Longview, WA worth?

The TopHap Estimate for 447 21st Ave, Longview, WA is $305,182 as of Sep 24, 2026. The likely range is $290,556 to $319,808. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 447 21st Ave, Longview, WA last sell?

447 21st Ave, Longview, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 447 21st Ave, Longview, WA?

447 21st Ave, Longview, WA has 2 bedrooms, 1 bathrooms, 718 square feet of living space and a 0.14-acre lot.

When was 447 21st Ave, Longview, WA built?

447 21st Ave, Longview, WA was built in 1946, making it 80 years old. The building has 1 story.

What schools serve 447 21st Ave, Longview, WA?

447 21st Ave, Longview, WA is assigned to Kessler Elementary School (elementary), rated D-; Monticello Middle School (middle), rated C; R.A. Long High School (high), rated C+. All sit in Longview Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 447 21st Ave, Longview, WA compare to other homes in Longview 98632?

Among the 17,098 homes in Longview 98632, it is worth more than 20% of them ($305,182 against a typical $379,921), its price per square foot is higher than almost all of them ($425 against a typical $265), it is bigger than 4% of them (718 ft² against a typical 1,444 ft²), its lot is bigger than 10% of them (0.14 ac against a typical 0.35 ac) and it is newer than 24% of them (1946 against a typical 1966). Measured against all of Cowlitz County, it is worth more than 18% 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 447 21st Ave, Longview, WA?

The 2025 property tax bill for 447 21st Ave, Longview, WA was $2,610. The county assessed it at $328,040.

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