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Single Family ResidenceResidential
$685,362$377 / 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 91How 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 $525,000 on Dec 29, 2020

8406 RIVERSIDE DR E

SUMNER, WA 98390
4
Beds
2.5
Baths
1,817 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.
2.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$685K
$627K low$744K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$525,000 · Dec 29, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,366 (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.$668,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$381,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$286,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$674,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$668,300

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.79 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.1 percent flood zone

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.2001
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.Forced Air With Air Conditioning
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, 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.Deck · 96 ft²Shed · 600 ft²Porch · 216 ft²

Transaction History(4)

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 · 1.3 mi
M
Sumner Middle SchoolA
Middle · Grades 6–8 · 1.4 mi
H
Sumner High SchoolB
High · Grades 9–12 · 1.8 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%

Owner Tools

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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

8406 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.

  • Worth more than 76% of homes in Sumner 98390
  • Costs more per square foot than 78% of homes in Pierce County
  • Has a bigger lot than 92% of homes in Sumner 98390
  • Older than 82% 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 76% 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$685,362
CheaperTypical $579,842Pricier

Pricier than 76% of homes nearby

Price per ft²$377
CheaperTypical $342Pricier

Pricier than 68% of homes nearby

Living area1,817 ft²
SmallerTypical 1,694 ft²Bigger

Bigger than 58% of homes nearby

Lot size2.27 ac
SmallerTypical 0.2 acBigger

Bigger than 92% of homes nearby

Year built1951
OlderTypical 1981Newer

Newer than 26% of homes nearby

How 8406 Riverside Dr E ranks against every home in each area.
MeasureThis homeSumner 98390Pierce County
Estimated valuepricier than$685,36276% of homes75% of homes
Price per ft²pricier than$37768% of homes78% of homes
Living areabigger than1,817 ft²58% of homes53% of homes
Lot sizebigger than2.27 ac92% of homes91% of homes
Year builtnewer than195126% of homes18% of homes

About 8406 Riverside Dr E

How much is 8406 Riverside Dr E, Sumner, WA worth?

The TopHap Estimate for 8406 Riverside Dr E, Sumner, WA is $685,362 as of Aug 30, 2026. The likely range is $626,950 to $743,774. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8406 Riverside Dr E, Sumner, WA last sell?

8406 Riverside Dr E, Sumner, WA last sold on Dec 29, 2020 for $525,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 8406 Riverside Dr E, Sumner, WA?

8406 Riverside Dr E, Sumner, WA has 4 bedrooms, 2.5 bathrooms and 1,817 square feet of living space.

When was 8406 Riverside Dr E, Sumner, WA built?

8406 Riverside Dr E, Sumner, WA was built in 1951, making it 75 years old. The building has 1 story.

What schools serve 8406 Riverside Dr E, Sumner, WA?

8406 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 8406 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 76% of them ($685,362 against a typical $579,842), its price per square foot is higher than 68% of them ($377 against a typical $342), it is bigger than 58% of them (1,817 ft² against a typical 1,694 ft²), its lot is bigger than 92% of them (2.27 ac against a typical 0.2 ac) and it is newer than 26% of them (1951 against a typical 1981). Measured against all of Pierce County, it is worth more than 75% 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 8406 Riverside Dr E, Sumner, WA?

The 2025 property tax bill for 8406 Riverside Dr E, Sumner, WA was $7,366. The county assessed it at $668,300.

More homes on Riverside Dr E

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