3510 Mercer St is a 1,085 square foot townhouse on a 932 square foot lot with 2 bedrooms and 1 bathroom. Based on Redfin's Philadelphia data, we estimate the home's value is $203,595.
TownhomeProperty Type
1910Year Built
932 sq ftLot Size
$188Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$203,595
$0 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.5% lower than the average sale price ($227K) 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 and permits
Zoning
Permits
RSA-5
/NIS
Residential Single-Family Attached-5
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
Permitted uses
Include but are not limited to:
Assembly / meeting place
Garden center
Housing-Single unit
Fire house
Police station
Recreation-Other
Aug 24, 2010 • Final
Bp_alter
Repair and replace framing and a partial rear foundation within the existing footprint. Perform interior alterations with no changes to the size of the rear addition.
Remodel
Aug 5, 2010 • Final
Pp_plumbng
Install a new main drain and stack. Install new drain and water lines for a bathroom, kitchen, and laundry area. Complete all finish plumbing work for these locations.
Plumbing
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 Finish: Finished
Basement Type: Finished
Heating & Cooling
Heating Type: Hot Water
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Exterior Wall: Brick
View Information
View: Typical
Property Information
Living Sq. Ft: 1,085
Building Sq. Ft: 1,085
# of Stories: 2
Legal Description: 100' N TIOGA ST; LOT 14'X66'7"
Lot Information
# of Buildings: 1
Land Sq. Ft: 932
Legal Lot Number: 106
Legal Block Number: 26N12
Municipality Name: PHILADELPHIA
Acres: 0.0214
Depth Footage: 67
Front Footage: 14
Zoning Code: RSA5
County Use Description: RES-ROW (3 OR MORE), 2 STORIES
Location Information
Parcel Location Influence: Interior
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,085
Stories: 2.0
Lot Size: 932 square feet
Style: Townhouse
Year Built: 1910
Year Renovated: —
County: Philadelphia County
APN: 451274200
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Bridesburg School
Public K-8 • Assigned • 1.7mi
4/10
Frankford High School
Public 9-12 • Assigned • 2.3mi
3/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 70-78% chance 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
7/10 Heat Factor
7 days above 104° 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, 6 days in 30 years
Provided by First Street
Historical weather
Philadelphia, PA • 19134
Average low and high temperatures (°F)
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57
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Sun exposure
In this area, properties receive around 8.9 hours in
June and 4.4 hours in December, placing it below the
U.S. average for solar exposure.
8.9 hrs
4.4 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$194,000 – $235,000
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