2409 N 40th St is a 2,600 square foot house on a 3,675 square foot lot with 4 bedrooms and 3.5 bathrooms. - it last sold on September 16, 1997 for $219,000. Based on Redfin's Seattle data, we estimate the home's value is $1,318,762.
Single-familyProperty Type
1923Year Built
3,675 sq ftLot Size
$507Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,318,762
$1.1M since sold in September 1997$45K since September
Recently sold homes
Estimate history
This home's estimate is 22.3% lower than the average sale price ($1.70M) 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
Apr 27, 2018 • Final
Electrical permit: over the counter
Install an electrical receptacle for a fireplace.
Electrical
Apr 27, 2018 • Final
Electrical permit: over the counter
Install an electric vehicle charger.
Electrical
Ev charger
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: 880
Basement Finish: Finished
Bathroom Information
# of Full Baths: 3
# 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: WASHINGTON ADD
Living Sq. Ft: 2,600
Ground Floor Sq. Ft: 1,160
Building Sq. Ft: 2,950
# of Stories: 2
Legal Description: WASHINGTON ADD E 43 FT LESS ALLEY PLAT BLOCK: 12 PLAT LOT: 7-8
Parking & Garage Information
Parking Type: Basement Garage
Garage/Parking Sq. Ft: 180
Garage / Carport Type: Basement
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,675
Legal Lot Number: 7
Legal Block Number: 12
School Tax District: SEATTLE #1
Municipality Name: SEATTLE
Acres: 0.0844
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: 3.5
Sq. Ft.: 2,600
Stories: 2.0
Lot Size: 3,675 square feet
Style: Single Family Residential
Year Built: 1923
Year Renovated: —
County: King County
APN: 917860 1355
Home facts updated by county records on Sep 4, 2026
Around this home
Schools
Green Lake Elementary School
Public PreK-5 • Assigned • 1.4mi
7/10
Hamilton International Middle School
Public 6-8 • Assigned • 0.4mi
8/10
Lincoln High School
Public 9-12 • Assigned • 0.6mi
10/10
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)
47
38
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42
61
45
67
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73
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77
58
77
60
72
56
60
49
52
44
49
42
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Sun exposure
In this area, properties receive around 8.8 hours in
June and 1.7 hours in December, placing it below the
U.S. average for solar exposure.
8.8 hrs
1.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.25M – $1.52M
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