Duplex with Leased
For Sale
$279,995
Pending
6645 PORTWAY DR., Brownsville, TX 78520
Residential Income, BROWNSVILLE, TX
Property Size1,880 SF
Lot Size0.16 Acres
Days on Market122
Property Features for 6645 PORTWAY DR.
General Information
Property type
Residential Multi Family
Property subtype
Duplex
Property condition
Under Construction
Bedrooms
2
Bathrooms
1
Full bathrooms
1
Rooms
Bathroom 1, Bedroom 1, Bedroom 2
Patio and Porch features
Patio
Interior features
Ceiling Fans, Firewall
Exterior features
Patio Slab
Fencing
Privacy, Chain Link
Subdivision
PORTWAY ACRES
Lot features
Curb & Gutter
Elementary school
PERKINS
Middle school
GONZALEZ
High school
RIVERA
Elementary school district
BROWNSVILLE I.S.D.
Middle school district
BROWNSVILLE I.S.D.
High school district
BROWNSVILLE I.S.D.
Standard status
Pending
Size
1,880 SF
Lot size
0.16 Acres
Utilities
Sewer type
Public Sewer
Heating system
Central
Cooling system
Central Air
Water source
Public
Building Details
Year built
2026
Floors in Building
1
Flooring type
Tile
Roof type
Composition
Listing Agency:
Real Broker, LLC
(855) 450-0442
Listed By:
Mary Eljure
(956) 801-0294
Added: Jun 20
Changed: Oct 18
Last Checked: Oct 19 at 6:06PM
MLS# 29777317
Copyright © 2026 Rio Grande Valley Multiple Listing Service Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
This 1,880-square-foot duplex sits on a 0.155-acre lot at 6645 Portway Drive in Brownsville. The property is listed as under construction and has a 2026 year built. Interior features include ceiling fans, tile flooring, and a firewall; each side is reported leased.
The property has central heating and central air conditioning, public water, and public sewer. Exterior features include a patio slab and privacy and chain-link fencing.
The property has central heating and central air conditioning, public water, and public sewer. Exterior features include a patio slab and privacy and chain-link fencing.
Key Highlights
- Both sides are leased
- 1,880 square feet on a 0.155‑acre lot
- Under construction; year built listed as 2026
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$15,510
Cap Rate
5.54%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$310,200
$310.2K
Cap Rate 7%
$221,571
$221.6K
Cap Rate 9%
$172,333
$172.3K
Market Conditions
NOI Build-Up for 1,880 SF
Gross rent
$23.7K $12.60/SF
− Vacancy
−$1.5K −$0.81/SF
EGI
$22.2K $11.79/SF
− OpEx
−$6.6K −$3.54/SF
NOI
$15.5K $8.25/SF
Area
Brownsville, TX
Vacancy
6.46%
Lease Rate
$12.60 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$310,200
Cap Rate 7%
$221,571
Cap Rate 9%
$172,333
Alternative Uses
Best Use
Multifamily LT 5
$221.6K
$193.9K – $258.5K
NOI $15,510 @ 7.0% cap · market cap 5.54%
Second Best
Apartment 5plus
$203.2K
$177.8K – $237.1K
NOI $14,224 @ 7.0% cap · market cap 5.08%
Theoretical Best
Healthcare Medical
$323.7K
$283.2K – $377.7K
NOI $22,659 @ 7.0% cap · market cap 8.09%
Zoning and permitted uses should be independently verified with authorities.
How Realmo checks its estimates
Property Analytics
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Open Analytics
Lease Details
2
Residential units
100%
Occupancy
Location Intelligence
Trade Area within ½ mile
309
Businesses Nearby
Explore this area
Business Placement
Demographics for 78520, TX
64,949
Population
22,543
Households
2.9
Avg Household Size
34
Median Age
23%
College-Educated
69%
High-School Grad
39.7 sq mi
ZIP Area
1,636
Density / Sq Mi
$47,331
Median Household Income
$27,529
Median Earnings
$842
Median Rent
$129,200
Median Home Value
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Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics
Market
Vacancy Rate% for Multifamily in South region
Frequently Asked Questions
What type of property is this?
Duplex - Both units are leased, with central heating and air conditioning in place.
Where is this duplex located?
The property is located at 6645 PORTWAY DR. Brownsville, TX.
What is the asking price?
The asking price for this property is $279,995.
What are key features of this property?
This property features: Both sides are leased; 1,880 square feet on a 0.155‑acre lot; Under construction; year built listed as 2026
