1700 N 40th St is a 2,070 square foot house on a 3,420 square foot lot with 4 bedrooms and 3.5 bathrooms. - it last sold on November 18, 1999 for $350,000. Based on Redfin's Seattle data, we estimate the home's value is $1,235,072.
Single-familyProperty Type
1909Year Built
3,420 sq ftLot Size
$597Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,235,072
$885K since sold in November 1999$21K since September
Recently sold homes
Estimate history
This home's estimate is 2.5% lower than the average sale price ($1.27M) 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
Mar 26, 2019 • Final
Construction
Kitchen
Remodel
Mar 25, 2019 • Final
Electrical permit: over the counter
Rewire the kitchen and dining room. Perform selective electrical wiring and install speakers.
Electrical
Kitchen
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: 770
Basement Finish: Finished
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
# of 3/4 Baths: 1
Heating & Cooling
Heating Fuel Type: Electric
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: WHARTONS SUPL B 23 LAKE UNION
Living Sq. Ft: 2,070
Ground Floor Sq. Ft: 730
Building Sq. Ft: 2,070
# of Stories: 1.5
Legal Description: WHARTONS SUPL PLAT B 23 LK UNION W 38 FT OF 10-11 & S 10 FT OF W 38 FT OF 12 PLAT BLOCK: 23 PLAT LOT: 10-11-12
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,420
Legal Lot Number: 10
Legal Block Number: 23
School Tax District: SEATTLE #1
Municipality Name: SEATTLE
Acres: 0.0785
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: 3.5
Sq. Ft.: 2,070
Stories: 1.5
Lot Size: 3,420 square feet
Style: Single Family Residential
Year Built: 1909
Year Renovated: —
County: King County
APN: 934140 0115
Home facts updated by county records on Sep 4, 2026
Around this home
Schools
B F Day Elementary School
Public PreK-5 • Assigned • 0.6mi
9/10
Hamilton International Middle School
Public 6-8 • Assigned • 0.1mi
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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