Four-Unit Quadplex with
3331 Watson Road, Saint Louis, MO 63139
For Sale
New
$459,900
Residential Income, St Louis, MO
Property Size3,404 SF
Lot Size0.12 Acres
Price / SF$135.11
Days on Market5
Property Features for 3331 Watson Road
General Information
Property type
Property subtype
Rooms
Subdivision
Elementary school
Middle school
High school
Elementary school district
Middle school district
High school district
Standard status
APN
Size
Lot size
Additional Details
Tenant in Place
Taxes and HOA fees
Tax Year
Tax Annual Amount
Utilities
Cooling system
Amenities
sunporch
hardwood floors
rear off-street parking
Building Details
Year built
Building materials
Architectural style
Listing Agency:
Keller Williams Realty St. Louis
Listed By:
Jud Brooks
(314) 677-6000
Added: Nov 3
Last Checked: Nov 7 at 2:06PM
MLS# 26069511
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.
Built in 1940, this four-unit residential property contains 3,404 square feet on a 0.124-acre lot. Each one-bedroom unit has a living room, eat-in kitchen, full bathroom, and sunporch. Interior features include hardwood flooring and updated kitchens and bathrooms. Improvements also include revised window flashing, basement updates, fresh paint, and refinished bathtubs in several units. The building has a newer roof, central air, and rear off-street parking; exterior materials include brick, stone, and vinyl siding.
The property is on Watson Road in St. Louis. Tilles Park and Lindenwood Park, along with Biggie's, Farmhaus, Knead, and Menya Rui, are identified as nearby destinations.
The property is on Watson Road in St. Louis. Tilles Park and Lindenwood Park, along with Biggie's, Farmhaus, Knead, and Menya Rui, are identified as nearby destinations.
Key Highlights
- Four one‑bedroom units, each with a living room, eat‑in kitchen, full bathroom, and sunporch
- 3,404 square feet on a 0.124‑acre lot
- Built in 1940; exterior includes brick, stone, and vinyl siding
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$36,401
Cap Rate
7.91%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$728,020
$728.0K
Cap Rate 7%
$520,014
$520.0K
Cap Rate 9%
$404,456
$404.5K
Market Conditions
NOI Build-Up for 3,404 SF
Gross rent
$55.1K $16.20/SF
− Vacancy
−$3.1K −$0.92/SF
EGI
$52.0K $15.28/SF
− OpEx
−$15.6K −$4.58/SF
NOI
$36.4K $10.69/SF
Area
St. Louis County, MO
Vacancy
5.70%
Lease Rate
$16.20 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$728,020
Cap Rate 7%
$520,014
Cap Rate 9%
$404,456
Alternative Uses
Best Use
Multifamily LT 5
$520.0K
$455.0K – $606.7K
NOI $36,401 @ 7.0% cap · market cap 7.91%
Second Best
Apartment 5plus
$452.5K
$396.0K – $528.0K
NOI $31,678 @ 7.0% cap · market cap 6.89%
Theoretical Best
Office A
$730.6K
$639.2K – $852.3K
NOI $51,139 @ 7.0% cap · market cap 11.12%
Zoning and permitted uses should be independently verified with authorities.
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Lease Details
4
Residential units
Location Intelligence
Trade Area within ½ mile
884
Businesses Nearby
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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
$199,400
Median Home Value
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Market
Average Price Trend$/SF for Quadplexes in St. Louis County, MO
Properties on Market for Quadplexes in St. Louis County
Vacancy Rate% for Multifamily in Midwest region
Frequently Asked Questions
What type of property is this?
Quadplex - Each one-bedroom residence includes a living room, eat-in kitchen, full bath, and sunporch.
Where is this quadplex located?
The property is located at 3331 Watson Road Saint Louis, MO.
What is the asking price?
The asking price for this property is $459,900.
What are key features of this property?
This property features: Four one‑bedroom units, each with a living room, eat‑in kitchen, full bathroom, and sunporch; 3,404 square feet on a 0.124‑acre lot; Built in 1940; exterior includes brick, stone, and vinyl siding
