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Single Family ResidenceResidential
$366,676$180 / 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

403 W 21ST PL

KENNEWICK, WA 99337
3
Beds
3 / 1
Baths
2,034 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$367K
$347K low$386K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,547 (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.$315,790 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$70,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$245,790
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$315,790
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$315,790

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.23
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
56
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
44
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
7
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
11
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyBenton
Lot (acres)The size of the land the home sits on, from county records.0.20
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 48 ft²Porch · 384 ft²

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

E
Washington Elementary SchoolD+
Elementary · Grades KG–5 · 0.2 mi
H
Kennewick High SchoolC-
High · Grades 9–12 · 1.3 mi
M
Horse Heaven Hills Middle SchoolD+
Middle · Grades 6–8 · 1.5 mi

District: Kennewick School District

Neighborhood · ZIP 99337These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.123

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.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.36,722
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.178 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,784
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,911
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.9 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.51%

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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

403 W 21st Pl 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 71% of homes in Benton County
  • Costs less per square foot than 94% of homes in Benton County
  • Bigger than 70% of homes in Kennewick 99337
  • Has a smaller lot than 86% of homes in Kennewick 99337
  • Older than 79% of homes in Kennewick 99337

What homes are worth in Kennewick 99337

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

This home
$214K$826K

This home is worth more than 30% of homes in Kennewick 99337.

How it measures up in Kennewick 99337

The dot is this home. The mark in the middle is the typical home in Kennewick 99337.

Estimated value$366,676
CheaperTypical $411,442Pricier

Pricier than 30% of homes nearby

Price per ft²$180
CheaperTypical $237Pricier

Pricier than 9% of homes nearby

Living area2,034 ft²
SmallerTypical 1,748 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.19 ac
SmallerTypical 0.3 acBigger

Bigger than 14% of homes nearby

Year built1973
OlderTypical 1987Newer

Newer than 21% of homes nearby

How 403 W 21st Pl ranks against every home in each area.
MeasureThis homeKennewick 99337Benton County
Estimated valuepricier than$366,67630% of homes29% of homes
Price per ft²pricier than$1809% of homes6% of homes
Living areabigger than2,034 ft²70% of homes65% of homes
Lot sizebigger than0.19 ac14% of homes25% of homes
Year builtnewer than197321% of homes26% of homes

About 403 W 21st Pl

How much is 403 W 21st Pl, Kennewick, WA worth?

The TopHap Estimate for 403 W 21st Pl, Kennewick, WA is $366,676 as of Sep 24, 2026. The likely range is $347,101 to $386,251. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 403 W 21st Pl, Kennewick, WA?

403 W 21st Pl, Kennewick, WA has 3 bedrooms, 3 bathrooms, 2,034 square feet of living space and a 0.20-acre lot.

When was 403 W 21st Pl, Kennewick, WA built?

403 W 21st Pl, Kennewick, WA was built in 1973, making it 53 years old. It is a conventional home. The building has 2 stories.

What schools serve 403 W 21st Pl, Kennewick, WA?

403 W 21st Pl, Kennewick, WA is assigned to Washington Elementary School (elementary), rated D+; Kennewick High School (high), rated C-; Horse Heaven Hills Middle School (middle), rated D+. All sit in Kennewick School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 403 W 21st Pl, Kennewick, WA compare to other homes in Kennewick 99337?

Among the 11,800 homes in Kennewick 99337, it is worth more than 30% of them ($366,676 against a typical $411,442), its price per square foot is higher than 9% of them ($180 against a typical $237), it is bigger than 70% of them (2,034 ft² against a typical 1,748 ft²), its lot is bigger than 14% of them (0.19 ac against a typical 0.3 ac) and it is newer than 21% of them (1973 against a typical 1987). Measured against all of Benton County, it is worth more than 29% 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 403 W 21st Pl, Kennewick, WA?

The 2025 property tax bill for 403 W 21st Pl, Kennewick, WA was $2,547. The county assessed it at $315,790.

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