Welcome to 618 S. 21st Street, a rare multi-unit opportunity in the heart of Graduate Hospital! This property features two separate residences with modern finishes, outdoor living, and in-unit laundry — perfect for investors, house hackers, or buyers seeking flexible living arrangements. Unit 1 (First Floor): Spacious 1-bedroom, 1-bath with hardwood floors, updated kitchen, in-unit washer/dryer, and access to a private outdoor space. Unit 2 (Bi-Level, 2nd & 3rd Floors): Generous 2-bedroom, 2-bath layout with multiple levels of living space, hardwood flooring throughout, modern kitchen with granite counters and stainless steel appliances, and in-unit washer/dryer. Additional highlights include basement storage and a prime location just blocks from Rittenhouse Square, South Street, Fitler Square, and some of Philadelphia’s best restaurants, cafes, and shops. Walkable, bikeable, and convenient to public transit.
Whether you’re looking to live in one unit and rent the other, or add a strong income-producing property to your portfolio, 618 S. 21st offers flexibility and long-term value. Owner is a PA Licensed Realtor.
Listed by Sarah E Frangos
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License #RS311011
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BHHS Fox & Roach The Harper at Rittenhouse Square
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2155460550
Last updated January 08, 2026
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Source: BrightMLS #PAPH2539202
Listing Facts
TypeMulti-family
NeighborhoodGraduate Hospital
Days on Prevu134
Taxes$9,088/year
Size1,920 sqft
Price per sqft$378
Location
Mortgage Calculator
Listing History
01/08/2026
Price Decreased
$725,000
09/18/2025
Listed by BHHS Fox & Roach The Harper at Rittenhouse Square
$750,000
Property Details for 618 S 21st Street
Exterior
Construction
New Construction: No
Number Of Units Total: 2
Year Built: 1915
Architectural Style: Transitional
Construction Materials: Masonry
Features
Other Structures: Above Grade, Below Grade
Waterfront: No
Measurements
Lot Dimensions Source: Assessor
Lot Size Acres: 0.02
Lot Size Dimensions: 16
Lot Size Source: Assessor
Lot Size Square Feet: 930
Lot Size Units: Square Feet
Financial
Taxes
Tax Annual Amount: $9,088.00
Tax Year: 2025
Interior
Features
Fireplace: No
Measurements
Living Area: 1,920
Living Area Source: Assessor
Other
Location
Tax Lot: 427
Parking
Parking
Garage: No
Utilities
Equipment
Cooling: Central A/C
Heating: Forced Air
Has Heating: Yes
Sewer: Public Sewer
Water Source: Public
Frequently Asked Questions
How many bedrooms does this multi-family home have?
There is bedrooms in this multi-family home at 618 S 21st Street.
What are the annual taxes for 618 S 21st Street?
Annual taxes for this multi-family home are estimated at $9,088.
How does 618 S 21st Street compare to other multi-family homes in Graduate Hospital?
This multi-family home is listed 24% below the average price for multi-family homes in Graduate Hospital and has been on the market for 58 more days than the typical home in this area.
What is the square footage on this multi-family home?
According to the MLS, this listing is 1,920 sqft.
618 S 21st Street is a -bedroom multi-family home for sale in PHILADELPHIA PA 19146. Listed on Prevu for 134 days at $725,000. This includes a recent price decrease of $25,000. This residence features 1,920 square feet of living space, located in Graduate Hospital. The median listing price for multi-family homes in this area is $710,000. Browse more multi-family home listings in Philadelphia.
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