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Investment Highlights

  • Prime Broadway Location – less than 1 mile to Pearl & Downtown
  • Boutique Class A+ Asset – Unique creative office/retail space
  • Strong Demand Drivers – 10K+ nearby units in River North District
  • Architectural Character – Renovated by Lake Flato & Jill Giles
  • Walkable Urban Setting – Surrounded by top dining, retail & culture

Executive Summary

Centro Properties presents the opportunity to acquire the Irish Flats Building, an 11,229-square-foot Class A+ creative office/retail asset located along the prominent Broadway corridor in the River North District. Positioned just 0.75 miles from both the Pearl District and Downtown San Antonio, the property sits within one of the city’s most vibrant live-work-play environments. Originally constructed in 1960 and thoughtfully renovated by Jill Giles and Lake Flato, the building seamlessly blends architectural preservation with modern functionality. The property features dramatic 15-foot ceilings, distinctive design elements, and a boutique character rarely found in the San Antonio market. The Irish Flats Building offers a compelling opportunity for investors seeking a flexible, high-quality asset, as well as for owner-users pursuing a recognizable property in a premier urban location.

Property Facts

Sale Type
Investment or Owner User
Property Type
Office
Building Size
11,229 SF
Building Class
A
Year Built
1960
Percent Leased
80%
Tenancy
Multiple
Building Height
1 Story
Typical Floor Size
11,224 SF
Slab To Slab
15’
Building FAR
0.78
Lot Size
0.33 AC
Opportunity Zone
Yes
Zoning
FBZ T4-2 - Mid-density, walkable urban zoning that allows a mix of commercial & residential uses
Parking
25 Spaces (2.23 Spaces per 1,000 SF Leased)

Amenities

  • 24 Hour Access
  • Courtyard
  • Fenced Lot
  • Air Conditioning

Space Availability

  • Space
  • Size
  • Space Use
  • Condition
  • Available
  • 1st Fl-Ste 311
  • 2,079 SF
  • Office/Retail
  • Full Build-Out
  • Now

2,079 Sf Available for lease. Welcome to the historic Irish Flats Building; where thoughtful design meets building preservation and modernity. Originally constructed in 1960, it underwent a complete renovation by Jill Giles & Lake Flato in 1995 and has been excellently maintained since then. This property lies just 0.75 miles from both the Pearl District and the heart of Downtown. Our facility provides the perfect setting for retail users or office users seeking a modern, updated space. There are over 10,000 apartment units in the immediate area, dozen's of restaurants, museums and bars within a one mile radius of the property. Our location offers employers the competitive advantage of live, work, play & flexibility.

Space Size Space Use Condition Available
1st Fl-Ste 311 2,079 SF Office/Retail Full Build-Out Now

1st Fl-Ste 311

Size
2,079 SF
Space Use
Office/Retail
Condition
Full Build-Out
Available
Now

1st Fl-Ste 311

Size 2,079 SF
Space Use Office/Retail
Condition Full Build-Out
Available Now

2,079 Sf Available for lease. Welcome to the historic Irish Flats Building; where thoughtful design meets building preservation and modernity. Originally constructed in 1960, it underwent a complete renovation by Jill Giles & Lake Flato in 1995 and has been excellently maintained since then. This property lies just 0.75 miles from both the Pearl District and the heart of Downtown. Our facility provides the perfect setting for retail users or office users seeking a modern, updated space. There are over 10,000 apartment units in the immediate area, dozen's of restaurants, museums and bars within a one mile radius of the property. Our location offers employers the competitive advantage of live, work, play & flexibility.

Moderately walkable
70/100
Very drivable
80/100
Good public transit
70/100
Moderately bikeable
60/100

Property Taxes

Property Taxes

Parcel Number
00437-011-0070
Land Assessment
$1,126,500
Improvements Assessment
$873,500
Total Assessment
$2,000,000
  • Listing ID: 39825054

  • Date on Market: 3/18/2026

  • Last Updated:

  • Address: 311-321 Sixth St, San Antonio, TX 78215

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