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Single Family ResidenceResidential
$570,193$514 / 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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $725,000 on Jan 14, 2022

8604 RIVERSIDE DR E

SUMNER, WA 98390
2
Beds
1
Baths
1,110 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.
4.09 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$570K
$508K low$633K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$725,000 · Jan 14, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,905 (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.$437,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$288,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$149,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$443,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$437,400

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.49
71
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
12
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
43
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.43 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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
CountyPIERCE
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.1990
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Creek/River
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 352 ft²Shed · 720 ft²Porch · 352 ft²

Transaction History(3)

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
Maple Lawn Elementary SchoolA
Elementary · Grades KG–5 · 1.4 mi
M
Sumner Middle SchoolA
Middle · Grades 6–8 · 1.5 mi
H
Sumner High SchoolB
High · Grades 9–12 · 1.9 mi

District: Sumner School District

Neighborhood · ZIP 98390These 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.111
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 100.247

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.97%
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.4.9%
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.14,403
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,433 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,412
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,537
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.47%

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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

8604 Riverside Dr E 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.

  • Costs more per square foot than 97% of homes in Sumner 98390
  • Smaller than 86% of homes in Sumner 98390
  • Has a bigger lot than 94% of homes in Pierce County
  • Older than 83% of homes in Pierce County

What homes are worth in Sumner 98390

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

This home
$322K$954K

This home is worth more than 47% of homes in Sumner 98390.

How it measures up in Sumner 98390

The dot is this home. The mark in the middle is the typical home in Sumner 98390.

Estimated value$570,193
CheaperTypical $579,842Pricier

Pricier than 47% of homes nearby

Price per ft²$514
CheaperTypical $342Pricier

Pricier than 97% of homes nearby

Living area1,110 ft²
SmallerTypical 1,694 ft²Bigger

Bigger than 14% of homes nearby

Lot size4.09 ac
SmallerTypical 0.2 acBigger

Bigger than 93% of homes nearby

Year built1950
OlderTypical 1981Newer

Newer than 25% of homes nearby

How 8604 Riverside Dr E ranks against every home in each area.
MeasureThis homeSumner 98390Pierce County
Estimated valuepricier than$570,19347% of homes56% of homes
Price per ft²pricier than$51497% of homes96% of homes
Living areabigger than1,110 ft²14% of homes14% of homes
Lot sizebigger than4.09 ac93% of homes94% of homes
Year builtnewer than195025% of homes17% of homes

About 8604 Riverside Dr E

How much is 8604 Riverside Dr E, Sumner, WA worth?

The TopHap Estimate for 8604 Riverside Dr E, Sumner, WA is $570,193 as of Aug 30, 2026. The likely range is $507,721 to $632,665. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8604 Riverside Dr E, Sumner, WA last sell?

8604 Riverside Dr E, Sumner, WA last sold on Jan 14, 2022 for $725,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 8604 Riverside Dr E, Sumner, WA?

8604 Riverside Dr E, Sumner, WA has 2 bedrooms, 1 bathrooms and 1,110 square feet of living space.

When was 8604 Riverside Dr E, Sumner, WA built?

8604 Riverside Dr E, Sumner, WA was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 8604 Riverside Dr E, Sumner, WA?

8604 Riverside Dr E, Sumner, WA is assigned to Maple Lawn Elementary School (elementary), rated A; Sumner Middle School (middle), rated A; Sumner High School (high), rated B. All sit in Sumner School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8604 Riverside Dr E, Sumner, WA compare to other homes in Sumner 98390?

Among the 3,428 homes in Sumner 98390, it is worth more than 47% of them ($570,193 against a typical $579,842), its price per square foot is higher than 97% of them ($514 against a typical $342), it is bigger than 14% of them (1,110 ft² against a typical 1,694 ft²), its lot is bigger than 93% of them (4.09 ac against a typical 0.2 ac) and it is newer than 25% of them (1950 against a typical 1981). Measured against all of Pierce County, it is worth more than 56% 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 8604 Riverside Dr E, Sumner, WA?

The 2025 property tax bill for 8604 Riverside Dr E, Sumner, WA was $4,905. The county assessed it at $437,400.

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