6740 Keystone St is a 1,575 square foot multi-family home on a 3,390 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on September 10, 2026 for $135,000. Based on Redfin's Philadelphia data, we estimate the home's value is $285,085.
Multi-familyProperty Type
1925Year Built
3,390 sq ftLot Size
$181Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$285,085
$150K since sold in September 2026
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.1% higher than the average sale price ($274K) 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.
Zoning
RSA-3
/NIS
/NE - MAP A
Residential Single-Family Attached-3 District
The RSA, Residential Single-Family Attached districts are primarily intended to accommodate attached and semi-detached houses on individual lots, but may be applied in areas characterized by a mix of housing types, including detached houses. The districts are also intended to provide a density transition between RSD districts and RM districts. The Zoning Code includes five RSA districts that are differentiated primarily on the basis of minimum lot area requirements.
Zone overlays
Narcotics Injection Sites Overlay District
Northeast Overlay District - Map A
Permitted uses
Include but are not limited to:
Religious facility
Garden center
Housing-Single unit
Fire house
Police station
Recreation-Other
Property details
Interior
Basement Information
Basement Type: Unfinished
Heating & Cooling
Heating Type: Radiant
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Duplex
Exterior Wall: Brick
View Information
View: Typical
Property Information
Living Sq. Ft: 1,575
Building Sq. Ft: 1,575
# of Stories: 3
Legal Description: 386'9" NE UNRUH ST; LOT 25'X135'7"
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,390
Legal Lot Number: 23
Legal Block Number: 116N1
Municipality Name: PHILADELPHIA
Acres: 0.0778
Depth Footage: 136
Front Footage: 25
Zoning Code: RSA3
County Use Description: RES-SEMI-DETACH CONVERTED TO A
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,575
Stories: 3.0
Lot Size: 3,390 square feet
Style: Multi-Family (5+ Unit)
Year Built: 1925
Year Renovated: —
County: Philadelphia County
APN: 412459700
Home facts updated by county records on Sep 22, 2026
Around this home
Schools
Disston Hamilton School
Public K-8 • Assigned • 0.5mi
4/10
Lincoln High School
Public PreK-12 • Assigned • 1.5mi
3/10
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
6/10 Heat Factor
7 days above 105° expected this year, 15 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
4/10 Air Factor
5 unhealthy days expected this year, 7 days in 30 years
Provided by First Street
Historical weather
Philadelphia, PA • 19135
Average low and high temperatures (°F)
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29
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Sun exposure
71/ 100
Good sunlight
Sunscore
This home receives average direct sun exposure in Philadelphia. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.