354 Fortaleza, PR

$2,495,000

354 Fortaleza

Old San Juan, PR 00901

Active
0
Beds
5
Baths
8,751
Sq Ft
0.07
Acres
1900
Built
$285/sqft360° tour
Triplex

Property type

1900

Year built

3,261 sqft

Lot size

$285

Price / sq ft

No HOA

HOA dues

226

Days on market

X

Flood zone

About this home

HERITAGE COMMERCIAL PROPERTY ON FORTALEZA STREET. Just steps from Plaza Colón, at the gateway to Old San Juan, this heritage commercial property embodies the city’s historic pulse and cultural vitality. Positioned on the Eastern end of the iconic Fortaleza Street, one of the city’s most bustling thoroughfares, this historic mixed-use building is surrounded by eateries, boutiques and specialty shops, with the city’s main parking garages less than a block away. This stretch of Fortaleza runs adjacent to Plaza Colón, which remains one of San Juan’s most emblematic squares. Historic landmarks like Teatro Tapia and the Antiguo Casino Español form the plaza’s perimeter, while a marble statue of Christopher Columbus rises at its center. This storied setting situates the property within the cultural and civic heart of the old city, where heritage and daily life converge. Floor-to-ceiling glass windows decorate the building’s façade and reveal over 3,000 square feet of open-plan space. Currently curated as an art gallery, the first level of the building features soaring beamed ceilings, modern lighting, and central air conditioning. Sweeping arches lead to a dramatic interior patio and a central atrium that extends vertically through the height of the building. Enclosed in glass, this imposing architectural feature bathes every floor with natural light, while shielding the interiors from direct exposure to the elements. The main stairwell runs parallel to the central atrium, while a secondary stairwell provides direct access to the second and third levels from the street. A contemporary office space awaits on the second level with five main offices and a generous reception area, as well as a spacious executive suite that doubles as a conference room and opens to an enchanting balcony with views of Fortaleza Street. The third level, which has been brought to shell condition, is a blank canvas awaiting transformation into a private residence, creative studio or additional commercial space. Natural light pours in from the central atrium, while a generous terrace provides additional outdoor space. Above it all, a sweeping rooftop crowns the property, offering privileged city views and the opportunity to develop additional space for entertaining guests or hosting private events. Offering a rare combination of historic character and functional design, this building stands out as one of Old San Juan’s most versatile mixed-use properties and provides a singular opportunity for investors, entrepreneurs, and visionaries, to steward one of Fortaleza’s defining addresses into its next era.

Estimated monthly payment

Principal & interest$12,616
Property taxes$291
Home insurance (est.)$1,144

Estimate only. Taxes use the listing's reported amount where available; insurance is a Florida-average estimate. Your actual payment will vary — run a full calculation or talk to a lender.

Price & listing history226 days on market

  1. Status: Active
    Oct 18, 2025
  2. Listed$2,950,000
    Oct 18, 2025
  3. Price reduced$2,495,000

Virtual Tour

Facts & features

Property type
Residential Income
Sub type
Triplex
Status
Active
Days on market
226
Subdivision
Old San Juan
County
San Juan
Year built
1900
Living area
8,751 sq ft
Price/sq ft
$285
Building area
9,276 sq ft (Appraiser)
Lot size
3,261 sq ft
Lot category
0 to less than 1/4
Flood zone
X
Annual taxes
$3,487 (2025)
Parcel #
040-003-057-03-001
Zoning
C3
MLS #
PR9116790

Interior Details

Bedrooms
0
Flooring
Marble, Terrazzo
Interior features
High Ceilings, Open Floorplan
Laundry
None
Stories / Levels
Three Or More

Heating & Cooling

Heating
None
Cooling
Central Air

HOA & Financial

Total monthly fees
$0/mo
Total annual fees
$0
Ownership
Fee Simple

Exterior & Construction

Exterior features
Balcony, Courtyard, Hurricane Shutters
Construction materials
Concrete, Other
Roof
Concrete
Foundation
Slab
Road surface
Paved

Utilities

Sewer
Public Sewer
Water source
Public
Utilities
BB/HS Internet Available, Electricity Connected, Natural Gas Available, Water Connected

Listing Details

Listing date
2025-10-15
On market date
2025-10-18
Original list price
$2,950,000
Occupant type
Vacant
MLS area
00901 - San Juan
Listing AOR
Puerto Rico
Status changed
2025-10-18

Flood risk

Minimal riskFEMA Zone X

Minimal-risk area outside the mapped floodplain. Flood insurance is optional and typically low-cost.

Source: FEMA flood zone reported on the listing. Confirm current designation at FEMA Flood Map Service Center.

Location

Directions

From LMM Int'l Airport take PR26/Baldorioty de Castro west towards Old San Juan. Cross the bridge and continue along PR25R into Old San Juan. Park in any one of the parking garages and walk to the property at 354 Fortaleza Street.

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MLS GRID

Listings courtesy of Stellar MLS as distributed by MLS GRID

IDX information is provided exclusively 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.

Based on information submitted to the MLS GRID as of June 1, 2026 at 10:00 AM ET. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Ryan Solberg, Broker · MaxLife Realty LLC · FL License #BK3354351 · Equal Housing Opportunity · Full disclaimer · DMCA