4-Unit Brick
New
For Sale
$425,000
6040 Southwest Avenue, Saint Louis, MO 63139
Residential Income, St Louis, MO
Property Size3,808 SF
Lot Size0.11 Acres
Price / SF$111.61
Days on Market5
Property Features for 6040 Southwest Avenue
General Information
Property type
Residential Multi Family
Property subtype
Other
Bedrooms
4
Bathrooms
4
Full bathrooms
4
Rooms
Bathroom 2, Bedroom 4, Bedroom 3, Bathroom 1, Bathroom 4, Bedroom 1, Bathroom 3, Bedroom 2, Basement
Basement
Unfinished
Subdivision
Highland Park
Elementary school
Mason Elem.
Middle school
Long Middle Community Ed. Center
High school
Roosevelt High
Elementary school district
St. Louis City
Middle school district
St. Louis City
High school district
St. Louis City
Directions
GPS friendly
Standard status
Active
APN
5939-00-0030-0
Size
3,808 SF
Lot size
0.11 Acres
Additional Details
Tenant in Place
Yes
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
3682
Utilities
Heating system
Forced Air
Cooling system
Central Air, Ceiling Fan(s), Window Unit(s), Wall/Window Unit(s)
Water source
Public
Building Details
Year built
1925
Floors in Building
2
Number of units
4
Building materials
Brick
Architectural style
Other
Buildings
1
Listing Agency:
RE/MAX Results · RE/MAX International
(636) 812-4400
Listed By:
Kim Cameron · License #2003019788
(314) 267-2691
Added: Oct 26
Changed: Oct 28
Last Checked: Oct 30 at 6:06AM
MLS# 26067052
Copyright © 2026 Mid America Regional Information Systems, 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 3,808-square-foot brick quadplex was built in 1925 and contains four apartments. Three units are rented, and the fourth is vacant for showings. Recent work includes a TPO roof installed in July 2024, updated electrical panels, and renovations to both second-floor apartments within the past year. Interior features include hardwood and LVP flooring; the photographed apartment also has updated kitchen and bathroom finishes.
A full basement provides laundry hookups and private storage for each apartment. The property occupies a 0.1102-acre lot and has forced-air heating. Cooling features listed for the building include central air, ceiling fans, and wall/window units.
A full basement provides laundry hookups and private storage for each apartment. The property occupies a 0.1102-acre lot and has forced-air heating. Cooling features listed for the building include central air, ceiling fans, and wall/window units.
Key Highlights
- Four apartments; three currently rented and one vacant for showings
- 3,808 square feet on a 0.1102‑acre lot
- TPO roof installed July 2024; electrical panels updated
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$35,437
Cap Rate
8.34%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$708,740
$708.7K
Cap Rate 7%
$506,243
$506.2K
Cap Rate 9%
$393,744
$393.7K
Market Conditions
NOI Build-Up for 3,808 SF
Gross rent
$68.5K $18.00/SF
− Vacancy
−$4.1K −$1.08/SF
EGI
$64.4K $16.92/SF
− OpEx
−$29.0K −$7.61/SF
NOI
$35.4K $9.31/SF
Area
St. Louis County, MO
Vacancy
6.00%
Lease Rate
$18.00 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$708,740
Cap Rate 7%
$506,243
Cap Rate 9%
$393,744
Alternative Uses
Best Use
Multifamily LT 5
$581.7K
$509.0K – $678.7K
NOI $40,721 @ 7.0% cap · market cap 9.58%
Second Best
Apartment 5plus
$506.2K
$443.0K – $590.6K
NOI $35,437 @ 7.0% cap · market cap 8.34%
Theoretical Best
Office A
$817.3K
$715.1K – $953.5K
NOI $57,208 @ 7.0% cap · market cap 13.46%
Zoning and permitted uses should be independently verified with authorities.
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Lease Details
4
Residential units
Multi-tenant
Tenancy
Location Intelligence
Trade Area within ½ mile
614
Businesses Nearby
Explore this area
Business Placement
Demographics for 63139, MO
21,971
Population
12,187
Households
1.8
Avg Household Size
38
Median Age
49%
College-Educated
96%
High-School Grad
3.8 sq mi
ZIP Area
5,782
Density / Sq Mi
$74,749
Median Household Income
$52,298
Median Earnings
$1,086
Median Rent
$199,400
Median Home Value
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Market
Vacancy Rate% for Multifamily in Midwest region
Frequently Asked Questions
What type of property is this?
Quadplex - Three apartments are occupied, with the remaining unit vacant for prospective showings.
Where is this quadplex located?
The property is located at 6040 Southwest Avenue Saint Louis, MO.
What is the asking price?
The asking price for this property is $425,000.
What are key features of this property?
This property features: Four apartments; three currently rented and one vacant for showings; 3,808 square feet on a 0.1102‑acre lot; TPO roof installed July 2024; electrical panels updated
