1231 N 48th St is a 1,722 square foot house on a 5,000 square foot lot with 4 bedrooms and 1.5 bathrooms. - it last sold on October 31, 1978 for $69,500. Based on Redfin's Seattle data, we estimate the home's value is $1,277,415.
Single-familyProperty Type
1921Year Built
5,000 sq ftLot Size
$742Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,277,415
$1.2M since sold in October 1978$11K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22.2% higher than the average sale price ($1.05M) 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
Jan 5, 2026 • Final
Single-family/duplex furnace
Replace a furnace in the basement of a residential building.
HVAC
Jan 5, 2026 • Final
Electrical permit: over the counter
Alter one electrical circuit for a furnace.
Electrical
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: 950
Basement Finish: Finished
Bathroom Information
# of Full Baths: 1
# 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: Single Family
Property Information
Subdivision Name: PORTERFIELDS ADD
Living Sq. Ft: 1,722
Ground Floor Sq. Ft: 962
Building Sq. Ft: 2,512
# of Stories: 1.5
Legal Description: PORTERFIELDS ADD 1 & E 7 FT OF 2 PLAT BLOCK: 11 PLAT LOT: 1-2
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,000
Legal Lot Number: 1
Legal Block Number: 11
School Tax District: SEATTLE #1
Municipality Name: SEATTLE
Acres: 0.1148
Zoning Code: LR2 (M1)
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: 4
Baths: 1.5
Sq. Ft.: 1,722
Stories: 1.5
Lot Size: 5,000 square feet
Style: Single Family Residential
Year Built: 1921
Year Renovated: —
County: King County
APN: 686520 0540
Home facts updated by county records on Sep 4, 2026
Around this home
Schools
B F Day Elementary School
Public PreK-5 • Assigned • 0.7mi
9/10
Hamilton International Middle School
Public 6-8 • Assigned • 0.4mi
8/10
Lincoln High School
Public 9-12 • Assigned • 0.3mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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