$2,495,000
354 Fortaleza
Old San Juan, PR 00901
Property type
Year built
Lot size
Price / sq ft
HOA dues
Days on market
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
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
- Status: ActiveOct 18, 2025
- Listed$2,950,000Oct 18, 2025
- 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-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.
More homes like this
$410,000
315 Luna N #2-B
Old San Juan, PR 00901
1 bd · 1 ba · 488 sqft
Old San Juan
MLS# PR9114922
$485,000
319 Recinto Sur St #2
San Juan, PR 00901
1 bd · 1 ba · 569 sqft
Old San Juan
MLS# PR9110497
$490,000
364 Calle Sol #2b
Old San Juan, PR 00901
1 bd · 1 ba · 736 sqft
Old San Juan
MLS# PR9120208
$495,000
319 Recinto Sur St #5
San Juan, PR 00901
1 bd · 1 ba · 569 sqft
Old San Juan
MLS# PR9110530
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