331 N 78th St is a 1,750 square foot house on a 4,000 square foot lot with 3 bedrooms and 2.5 bathrooms. - it last sold on September 26, 1995 for $190,000. Based on Redfin's Seattle data, we estimate the home's value is $1,229,510.
Single-familyProperty Type
1914Year Built
4,000 sq ftLot Size
$703Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,229,510
$1.0M since sold in September 1995$29K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.4% lower than the average sale price ($1.24M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Nov 7, 2025 • Final
Electrical permit: over the counter
Install an electrical disconnect for a heat pump.
Electrical
Oct 28, 2025 • Final
Refrigeration
Install a Mitsubishi heat pump with an air handler.
Heat pump
HVAC
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 690
Basement Finish: Finished
Basement Type: Daylight
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Oil
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Physical Condition: Good
Building Construction Quality: Average
Building Type: Duplex
Property Information
Subdivision Name: ALBERT ADD
Living Sq. Ft: 1,750
Ground Floor Sq. Ft: 740
Building Sq. Ft: 2,080
# of Stories: 2
Legal Description: ALBERT ADD PLAT BLOCK: 1 PLAT LOT: 6
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,000
Legal Lot Number: 6
Legal Block Number: 1
School Tax District: SEATTLE #1
Municipality Name: SEATTLE
Acres: 0.0918
Zoning Code: NR3
County Use Description: SINGLE FAMILY(RES USE/ZONE)
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.5
Sq. Ft.: 1,750
Stories: 2.0
Lot Size: 4,000 square feet
Style: Single Family Residential
Year Built: 1914
Year Renovated: —
County: King County
APN: 009100 0040
Home facts updated by county records on Sep 5, 2026
Around this home
Schools
Greenwood Elementary School
Public PreK-5 • Assigned • 0.3mi
10/10
Robert Eagle Staff Middle School
Public 6-8 • Assigned • 1.0mi
10/10
Ingraham High School
Public 9-12 • Assigned • 2.9mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
3/10 Heat Factor
7 days above 86° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
10 unhealthy days expected this year, 11 days in 30 years
Provided by First Street
Historical weather
Seattle, WA • 98103
Average low and high temperatures (°F)
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38
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42
61
45
67
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77
57
77
60
71
56
60
49
52
44
49
42
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Mar
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May
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Sun exposure
In this area, properties receive around 8.6 hours in
June and 1.7 hours in December, placing it below the
U.S. average for solar exposure.
8.6 hrs
1.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.17M – $1.41M
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