150 Prospect St is a 3,260 square foot house on a 7,040 square foot lot with 4 bedrooms and 2.5 bathrooms. - it last sold on November 04, 2005 for $1,120,000. Based on Redfin's Seattle data, we estimate the home's value is $2,342,957.
Single-familyProperty Type
1921Year Built
7,040 sq ftLot Size
$719Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$2,342,957
$1.2M since sold in November 2005$7,000 since October
Recently sold homes
Estimate history
This home's estimate is 4.7% higher than the average sale price ($2.24M) 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 25, 2019 • Final
Side sewer
Perform a spot repair on a side sewer. All work is to be completed onsite.
Plumbing
Aug 9, 2019 • Final
Building & land use pre-application
Construct a new accessory dwelling unit in the existing basement of a single-family home.
ADU
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: 940
Basement Finish: Finished
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Oil
Heating Type: Hot Water
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Physical Condition: Good
Building Construction Quality: Good
Building Type: Single Family
View Information
View: City
Property Information
Subdivision Name: MERCERS ADD TO N SEATTLE
Living Sq. Ft: 3,260
Ground Floor Sq. Ft: 1,300
Building Sq. Ft: 3,260
# of Stories: 2
Legal Description: MERCERS ADD TO N SEATTLE W 1/2 OF S 50 FT OF 7 & W 1/2 OF 8 PLAT BLOCK: 18 PLAT LOT: 7-8
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,040
Legal Lot Number: 7
Legal Block Number: 18
School Tax District: SEATTLE #1
Municipality Name: SEATTLE
Acres: 0.1616
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: 4
Baths: 2.5
Sq. Ft.: 3,260
Stories: 2.0
Lot Size: 7,040 square feet
Style: Single Family Residential
Year Built: 1921
Year Renovated: —
County: King County
APN: 545730 0985
Home facts updated by county records on Sep 5, 2026
Around this home
Schools
K - 12
Preschool & daycare
Hay Elementary School
Public K-5 • Assigned • 0.3mi
6/10
McClure Middle School
Public 6-8 • Assigned • 0.6mi
8/10
Lincoln High School
Public 9-12 • Assigned • 2.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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