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Single Family ResidenceResidential
$500,709$353 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $415,000 on Apr 6, 2021

21 R ST SE

AUBURN, WA 98002
3
Beds
1.5
Baths
1,420 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.
0.12 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.

Valuation

$501K
$469K low$532K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$415,000 · Apr 6, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,861 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$452,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$140,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$312,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$449,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$452,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyKING
Lot (acres)The size of the land the home sits on, from county records.0.12
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Auburn High SchoolD-
High · Grades 9–12 · 0.6 mi
E
Washington Elementary SchoolC+
Elementary · Grades PK–5 · 0.7 mi
M
Cascade Middle SchoolD+
Middle · Grades 6–8 · 1.5 mi

District: Auburn School District

Neighborhood · ZIP 98002These 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.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.250

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
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.36,863
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,280 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,315
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,965
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.43%

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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

21 R St Se 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 85% of homes in King County
  • Costs less per square foot than 81% of homes in King County
  • Smaller than 69% of homes in King County
  • Has a smaller lot than 84% of homes in Auburn 98002
  • Older than 83% of homes in Auburn 98002

What homes are worth in Auburn 98002

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

This home
$212K$718K

This home is worth more than 63% of homes in Auburn 98002.

How it measures up in Auburn 98002

The dot is this home. The mark in the middle is the typical home in Auburn 98002.

Estimated value$500,709
CheaperTypical $460,000Pricier

Pricier than 63% of homes nearby

Price per ft²$353
CheaperTypical $322Pricier

Pricier than 67% of homes nearby

Living area1,420 ft²
SmallerTypical 1,470 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.12 ac
SmallerTypical 0.19 acBigger

Bigger than 16% of homes nearby

Year built1946
OlderTypical 1968Newer

Newer than 17% of homes nearby

How 21 R St Se ranks against every home in each area.
MeasureThis homeAuburn 98002King County
Estimated valuepricier than$500,70963% of homes15% of homes
Price per ft²pricier than$35367% of homes19% of homes
Living areabigger than1,420 ft²47% of homes31% of homes
Lot sizebigger than0.12 ac16% of homes21% of homes
Year builtnewer than194617% of homes17% of homes

About 21 R St Se

How much is 21 R St Se, Auburn, WA worth?

The TopHap Estimate for 21 R St Se, Auburn, WA is $500,709 as of Jul 14, 2026. The likely range is $469,113 to $532,305. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 R St Se, Auburn, WA last sell?

21 R St Se, Auburn, WA last sold on Apr 6, 2021 for $415,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 R St Se, Auburn, WA?

21 R St Se, Auburn, WA has 3 bedrooms, 1.5 bathrooms, 1,420 square feet of living space and a 0.12-acre lot.

When was 21 R St Se, Auburn, WA built?

21 R St Se, Auburn, WA was built in 1946, making it 80 years old. The building has 1 story.

What schools serve 21 R St Se, Auburn, WA?

21 R St Se, Auburn, WA is assigned to Auburn High School (high), rated D-; Washington Elementary School (elementary), rated C+; Cascade Middle School (middle), rated D+. All sit in Auburn School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 R St Se, Auburn, WA compare to other homes in Auburn 98002?

Among the 6,855 homes in Auburn 98002, it is worth more than 63% of them ($500,709 against a typical $460,000), its price per square foot is higher than 67% of them ($353 against a typical $322), it is bigger than 47% of them (1,420 ft² against a typical 1,470 ft²), its lot is bigger than 16% of them (0.12 ac against a typical 0.19 ac) and it is newer than 17% of them (1946 against a typical 1968). Measured against all of King County, it is worth more than 15% 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 21 R St Se, Auburn, WA?

The 2026 property tax bill for 21 R St Se, Auburn, WA was $5,861. The county assessed it at $452,000.

More homes on R St Se

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Assigned schools

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