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Duplex (2 Units, Any Combination)Residential
Last sold for $1,420,000 on Sep 12, 2025

3901 BAGLEY AVE N

SEATTLE, WA 98103
3
Beds
2
Baths
1,710 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.
3,160 ft²
Lot SizeThe size of the land the home sits on, from county records.
1922
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,420,000 · Sep 12, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,054 (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.$1,167,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$658,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$509,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,078,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,167,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyKING
Lot (acres)The size of the land the home sits on, from county records.0.07
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Carport (Unspecified)
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 · 100 ft²

Transaction History(2)

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.

M
Hamilton International Middle SchoolA-
Middle · Grades 6–8 · 0.3 mi
H
Lincoln High SchoolA+
High · Grades 9–12 · 0.5 mi
E
B. F. Day Elementary SchoolA
Elementary · Grades PK–5 · 0.8 mi

District: Seattle School District

Neighborhood · ZIP 98103These 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.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.359

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.44%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
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.54,252
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,531 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,064
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,315
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

3901 Bagley Ave N 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.

  • Has a smaller lot than 93% of homes in King County
  • Older than 93% of homes in King County

How it measures up in Seattle 98103

The dot is this home. The mark in the middle is the typical home in Seattle 98103.

Living area1,710 ft²
SmallerTypical 1,540 ft²Bigger

Bigger than 59% of homes nearby

Lot size3,160 ft²
SmallerTypical 4,182 ft²Bigger

Bigger than 29% of homes nearby

Year built1922
OlderTypical 1947Newer

Newer than 32% of homes nearby

How 3901 Bagley Ave N ranks against every home in each area.
MeasureThis homeWallingfordSeattle 98103King County
Living areabigger than1,710 ft²51% of homes59% of homes44% of homes
Lot sizebigger than3,160 ft²23% of homes29% of homes7% of homes
Year builtnewer than192251% of homes32% of homes7% of homes

About 3901 Bagley Ave N

When did 3901 Bagley Ave N, Seattle, WA last sell?

3901 Bagley Ave N, Seattle, WA last sold on Sep 12, 2025 for $1,420,000, according to the county's recorded deed.

How big is 3901 Bagley Ave N, Seattle, WA?

3901 Bagley Ave N, Seattle, WA has 3 bedrooms, 2 bathrooms, 1,710 square feet of living space and a 0.07-acre lot.

When was 3901 Bagley Ave N, Seattle, WA built?

3901 Bagley Ave N, Seattle, WA was built in 1922, making it 104 years old. It is a duplex single home. The building has 1 story.

What schools serve 3901 Bagley Ave N, Seattle, WA?

3901 Bagley Ave N, Seattle, WA is assigned to Hamilton International Middle School (middle), rated A-; Lincoln High School (high), rated A+; B. F. Day Elementary School (elementary), rated A. All sit in Seattle School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3901 Bagley Ave N, Seattle, WA compare to other homes in Seattle 98103?

Among the 17,260 homes in Seattle 98103, it is bigger than 59% of them (1,710 ft² against a typical 1,540 ft²), its lot is bigger than 29% of them (3,160 ft² against a typical 4,182 ft²) and it is newer than 32% of them (1922 against a typical 1947). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3901 Bagley Ave N, Seattle, WA?

The 2026 property tax bill for 3901 Bagley Ave N, Seattle, WA was $12,054. The county assessed it at $1,167,000.

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