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Furnished Two-Unit Duplex
For Sale
$459,999

321 Andrews, San Antonio, TX 78209

Multi-Family (2-8 Units), San Antonio, TX

Property Size1,889 SF
Lot Size0.13 Acres
Price / SF$243.51
Days on Market39

Property Features for 321 Andrews

General Information

Property type Residential Multi Family
Property subtype Other
Zoning MULT
Elementary school Lamar
Middle school Mark Twain
High school Fox Tech
Elementary school district San Antonio I.S.D.
Middle school district San Antonio I.S.D.
High school district San Antonio I.S.D.
Subdivision 1300
Standard status Active
Size 1,889 SF
Lot size 0.13 Acres

Taxes and HOA fees

Tax Annual Amount 6484

Building Details

Year built 1940
Listing Agency: Real Broker, LLC
Listed By: Sonny Estrada
Added: Sep 7 Changed: Sep 21 Last Checked: Oct 15 at 2:06AM
MLS# 2014737

Copyright © 2026 LERA MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This 1,889-square-foot duplex, built in 1940, contains two furnished units, each with two bedrooms, one full bathroom, and an open-concept living area. Interior features include quartz countertops, custom soft-close wood cabinetry, a full appliance package with washer and dryer, and spray foam insulation. The property is currently operating as a short-term rental with active Airbnb listings.

The 0.134-acre property is located at 321 Andrews in San Antonio, Texas, within the 78209 ZIP code. MULT zoning supports its multifamily classification. Both units are furnished and established for ongoing rental operations.

Key Highlights

  • Two‑unit duplex totaling 1,889 square feet
  • Each unit includes 2 bedrooms and 1 full bathroom
  • 0.134‑acre property in San Antonio, TX 78209

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$21,743
Cap Rate
4.73%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$434,860 $434.9K
Cap Rate 7%
$310,614 $310.6K
Cap Rate 9%
$241,589 $241.6K
Market Conditions
NOI Build-Up for 1,889 SF
Gross rent
$32.9K $17.40/SF
− Vacancy
−$1.8K −$0.96/SF
EGI
$31.1K $16.44/SF
− OpEx
−$9.3K −$4.93/SF
NOI
$21.7K $11.51/SF
Area
San Antonio, TX
Vacancy
5.50%
Lease Rate
$17.40 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$434,860
Cap Rate 7%
$310,614
Cap Rate 9%
$241,589

Alternative Uses

Best Use
Multifamily LT 5
$310.6K
$271.8K – $362.4K (±1% cap)
NOI $21,743 @ 7.0% cap · market cap 4.73%
Second Best
Apartment 5plus
$275.7K
$241.2K – $321.6K (±1% cap)
NOI $19,296 @ 7.0% cap · market cap 4.19%
Theoretical Best
Office A
$481.9K
$421.6K – $562.2K (±1% cap)
NOI $33,730 @ 7.0% cap · market cap 7.33%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Building Supply Big Box & Wholesale Store Kitchen & Bath Showroom Auto Repair Shop Storage Facility Electrical Service

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

629
Businesses Nearby

Demographics for 78209, TX

42,456
Population
22,771
Households
1.9
Avg Household Size
40
Median Age
62%
College-Educated
96%
High-School Grad
10.2 sq mi
ZIP Area
4,162
Density / Sq Mi
$84,180
Median Household Income
$57,921
Median Earnings
$1,371
Median Rent
$497,500
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Furnished duplex with active short-term rental listings and updated unit interiors.
Where is this duplex located?
The property is located at 321 Andrews San Antonio, TX.
What is the asking price?
The asking price for this property is $459,999.
What are key features of this property?
This property features: Two‑unit duplex totaling 1,889 square feet; Each unit includes 2 bedrooms and 1 full bathroom; 0.134‑acre property in San Antonio, TX 78209
More about this property
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