523 FAIRMOUNT AVENUEPHILADELPHIA, PA 19123

Townhouse · 5 Beds · 3 Full Baths · 2 Half Baths · 4,100 Sq. ft. | 0.04 Acres
$749,900 ACTIVE

523 FAIRMOUNT AVENUE Overview

Time on Site:
81 days
Visits:
0

Step into a rare piece of Philadelphia history at 523 Fairmount Avenue, an exceptional 19th'‘century residence built as part of the estate of Stephen Girard—one of the city's most influential figures and the wealthiest man in America at that time. Set in the heart of Northern Liberties, this home offers a scale, level of renovation, and historic pedigree that are nearly impossible to find at this price point in such a premier location. The original brick façade exudes timeless curb appeal, while inside, the home seamlessly blends preserved architectural character with modern comfort. Five spacious bedrooms, three full baths (including a serene primary suite with soaking tub), and two half baths are spread across four grand floors. High ceilings, rich wood floors, custom millwork, and thoughtfully restored details create an atmosphere that is both warm and sophisticated. A true standout is the expansive rear yard—a lush, private urban retreat rarely found in this neighborhood. Multiple outdoor spaces invite relaxation, gardening, and entertaining. The full finished basement adds even more versatility, perfect for a home gym, media room, office, or playroom. Just steps from acclaimed dining, boutiques, and cultural destinations, this home sits in a neighborhood shaped by William Penn's original vision and celebrated today for its vibrant energy and architectural charm. 523 Fairmount Avenue is a unique opportunity to own a beautifully restored piece of Philadelphia's past while enjoying the best of modern city living.

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523 FAIRMOUNT AVENUE Facts & Features

  • Type Townhouse
  • Sq. ft. 4,100
  • Price/Sq.ft. $183
  • Lot 0.04 Acres

Details

General

Association/HOA

  • Association: No
  • Condo/Coop Association: No

Listing Information

  • Real Estate Owned: No
  • Short Sale: No

Building Information

  • New Construction: No
  • Pool: No Pool
  • Total SQFT: 4100
  • Year Built: 1920

Location/Region

  • Country: US
  • County: PHILADELPHIA
  • County Or Parish: PHILADELPHIA
  • MLS Area Major: 19123 (19123)
  • Subdivision Name: NORTHERN LIBERTIES

Parking Information

  • Type of Parking: On Street

Tax Information

  • City/Town Tax: 3036.00
  • City/Town Tax Payment Frequency: Annually
  • County Tax Payment Frequency: Annually
  • School Tax: 3864.00
  • Tax Annual Amount: $6,900.00
  • Tax Assessed Value: 492943.00
  • Tax Year: 2025

General Information

  • Property Type: Residential
  • School District Name: THE SCHOOL DISTRICT OF PHILADELPHIA
  • Senior Community: No
  • Special Listing Conditions: Standard
  • Vacation Rental: No
  • Year Assessed: 2026
  • Zoning: RSA5

Interior

Building Information

  • Cooling Fuel: Electric
  • Heating Fuel: Natural Gas

Parking Information

  • Garage: No

Beds/Baths

  • Bathrooms Full: 3
  • Bathrooms Full Main Level: 0
  • Bathrooms Half: 2
  • Bathrooms Half Main Level: 1
  • Bathrooms Total: 5
  • Bedrooms Total: 5

Building Exterior/Construction

  • Structure Type: Interior Row/Townhouse
  • Wall & Ceiling Types: 9'+ Ceilings,Beamed Ceilings

Building Interior

  • Above Grade Finished Area: 3350
  • Above Grade Finished Area Source: Estimated
  • Above Grade Finished Area Units: Square Feet
  • Below Grade Finished Area: 750
  • Below Grade Finished Area Source: Estimated
  • Below Grade Finished Area Units: Square Feet
  • Central Air: Yes
  • Hot Water: Natural Gas
  • Laundry Type: Has Laundry,Upper Floor

General Information

  • Accessibility Features: None
  • Appliances: Built-In Microwave, Dishwasher, Dryer, Dryer - Front Loading, Microwave, Oven - Double, Oven - Wall, Cooktop, Refrigerator, Stainless Steel Appliances, Washer, Washer - Front Loading, Washer/Dryer Stacked
  • Cooling: Central A/C, Multi Units
  • Flooring: Hardwood, Tile/Brick
  • Foundation Details: Brick/Mortar
  • Interior Features: Bathroom - Soaking Tub, Bathroom - Tub Shower, Bathroom - Stall Shower, Breakfast Area, Combination Dining/Living, Dining Area, Exposed Beams, Floor Plan - Open, Kitchen - Eat-In, Kitchen - Gourmet, Kitchen - Island, Walk-in Closet(s)
  • Levels: 4
  • Living Area: 4100
  • Living Area Source: Estimated
  • Main Level Bathrooms: 1.00
  • Main Level Bedrooms: 0

Exterior

Lot Information

  • Lot Dimensions Source: Assessor
  • Lot Size Dimensions: 19.00 x 89.00
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 1693.00
  • Lot Size Units: Square Feet
  • Water Source: Public

Waterfront/View

  • Water Oriented: No
  • Water View: No
  • Waterfront: No

Building Exterior/Construction

  • Architectural Style: Straight Thru
  • Construction Materials: Masonry
  • Patio And Porch Features: Deck(s), Patio(s), Terrace
  • Roof: Flat

General Information

  • Other Structures: Above Grade,Below Grade
  • Sewer: Public Sewer
  • Water Access: No

523 FAIRMOUNT AVENUE Neighborhood

Community

19123 (PHILADELPHIA) Demographics

33
Median Age
12,843
Population Density (per sq. mile)
65%
College Educated
$77,111
Estimated Median Income
2,531
Estimated Total Home Owners
6,034
Estimated Total Renters
30% / 70%
Estimated Owner / Renter Divide
2
Estimated Average Household Size
Community data courtesy of LiveBy, Inc.

523 FAIRMOUNT AVENUE Monthly Cost

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$ %
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$
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* All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

523 FAIRMOUNT AVENUE Market Data

Based on the last 30 days in this zip code

$739,501
Average List Price
$353
Average Price per Square Foot
23
Properties Sold
119
Average Days on Market
152
Properties for Sale
Calculations provided by Reliance Network

523 FAIRMOUNT AVENUE History

Date Event Value Agent
5/28/2026Source: BRIGHT MLS Price Reduction
$749,900 -3.2%
4/23/2026Source: BRIGHT MLS Price Reduction
$775,000 -8.8%
4/9/2026Source: BRIGHT MLS Added to Database
April 09, 2026
12/3/2024Source: BRIGHT MLS Added to Database
August 09, 2021
Listing provided courtesy of Coldwell Banker Realty- MLS# PAPH2605222MLS ProviderContact Information: [email protected] - 2159237600