John S. Duffy
REALTOR®, Associate Broker
(610) 667-6655 ext. 33

521 Mountain Street, Philadelphia, PA 19148

$324,000
  • 521 Mountain Street, Philadelphia, PA 19148 Main Photo

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ACTIVE Price Reduced by $5,000 on July 21st, 2026
BEDS3 BATHS1 full SQUARE FEET1,198 MLS#PAPH2632742
STATUSACTIVE PROPERTY TYPEResidential - Townhouse SUBDIVISIONDICKINSON NARROWS SCHOOLTHE SCHOOL DISTRICT OF PHILADELPHIA

Property Description

BACK ON MARKET! Buyer's financing fell through. Introducing 521 Mountain St: A 3 bedroom, 1 bathroom townhome full of character, located in Dickinson Narrows. The main level features a beautiful archway connecting the living and dining rooms. The charming pass through kitchen window is perfect for pulling up a pair of stools. Off of the kitchen you’ll find a spacious private backyard. Upstairs, you’ll find three bedrooms and a full bathroom with a skylight. The basement houses the washer/dryer and provides additional storage space. The location is everything. Just one block from Dickinson Square Park, one of South Philly’s most beloved green spaces. You’ll be a short stroll from neighborhood favorites including Herman’s Coffee, Grindcore House, Bok Bar and everything Passyunk Ave has to offer! Easy access to Center City, public transportation and I-95. Owner Occupants are eligible for the homestead tax exemption, reducing your property tax significantly! Schedule your tour today. This South Philly gem is ready for its new owner.

521 Mountain Street | MLS# PAPH2632742

This townhouse located at 521 Mountain Street, Philadelphia, PA 19148 is currently listed for sale with an asking price of $324,000. This property was built in 1920 and has 3 bedrooms and 1 full baths with 1198 sq. ft. Mountain Street is located in the DICKINSON NARROWS subdivision within the THE SCHOOL DISTRICT OF PHILADELPHIA school district. Search DICKINSON NARROWS real estate on jduffy.duffyrealestate.com today.

Upcoming Open Houses

Open House Saturday July 25th, 12:00pm - 1:30pm
Open House Sunday July 26th, 12:00pm - 1:30pm

Property Features

Property Type: Residential - Townhouse
Basement: Unfinished
Basement: Yes
Cooling: Window Unit(s)
Fuel Type: Natural Gas
Heating: Radiant
Home Style: Straight Thru, Traditional
Lot Size: 0.02 Acres
Stories: 2.0
Taxes: $3,696
Year Built: 1920

Feature Descriptions

Additional Structures: Above Grade, Below Grade
Days on Site: 41
Exterior: Masonry
Lot Dimensions: 0.02 Acre(S)
Municipality: PHILADELPHIA
Sewer: Public Sewer
SQFT Above Finished: 1198
SQFT Total Finished: 1198
Structure Type: Interior Row/Townhouse
Water: Public

Local Schools

School District: THE SCHOOL DISTRICT OF PHILADELPHIA

Listed By / Shown By

Listed By

Agency Name: BHHS Fox & Roach The Harper at Rittenhouse Square
Agency Phone: 2155460550

Shown By

Agent Name: John S. Duffy
Agent Phone: (610) 667-6655 ext. 33
Agency Title: Duffy Real Estate, Inc.

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Estimated Payment

$ 1,956.53 per month $1,554.03 Principal & Interest $308.00 Property Tax $94.50 Homeowner's Insurance

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 07/22/2026. The listing information on this page last changed on 07/22/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Wed 07/22/2026 12:00:05 AM EST) or Bright MLS (last updated Tue 07/21/2026 11:50:23 PM EST). Real estate listings held by brokerage firms other than Duffy Real Estate, Inc. may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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Agency License Information: PA Real Estate License # AB060265L


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