123 Mercy St is a 728 square foot townhouse on a 644 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on September 29, 1983 for $38,000. Based on Redfin's Philadelphia data, we estimate the home's value is $240,453.
TownhomeProperty Type
1905Year Built
644 sq ftLot Size
$330Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$240,453
$202K since sold in September 1983$2,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.6% lower than the average sale price ($281K) 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
Oct 1, 2014 • Final
Bp_alter
Perform interior alterations in compliance with established standards. Separate permits are required for plumbing, electrical, and mechanical work.
Remodel
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 Type: Finished
Heating & Cooling
Heating Type: Hot Air
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Exterior Wall: Brick
View Information
View: Typical
Property Information
Living Sq. Ft: 728
Building Sq. Ft: 728
# of Stories: 2
Legal Description: 151' W FRONT ST; LOT 14'X46'
Lot Information
# of Buildings: 1
Land Sq. Ft: 644
Legal Lot Number: 83
Legal Block Number: 16S3
Municipality Name: PHILADELPHIA
Acres: 0.0148
Depth Footage: 46
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.: 728
Stories: 2.0
Lot Size: 644 square feet
Style: Townhouse
Year Built: 1905
Year Renovated: —
County: Philadelphia County
APN: 391051500
Home facts updated by county records on Oct 20, 2026
Around this home
Schools
K - 12
Preschool & daycare
Sharswood George School
Public PreK-8 • Assigned • 0.3mi
6/10
Furness Horace High School
Public 9-12 • Assigned • 0.1mi
2/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
7/10 Flood Factor
Estimated 80%+ 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 103° 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 • 19148
Average low and high temperatures (°F)
37
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39
68
48
74
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89
72
83
64
80
63
67
51
57
43
43
30
Jan
Feb
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Apr
May
Jun
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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
$229,000 – $277,000
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