Two-Unit Duplex with Updated
New
For Sale
$469,900
4175 Flad Avenue, Saint Louis, MO 63110
Residential Income, St Louis, MO
Property Size2,856 SF
Lot Size0.08 Acres
Price / SF$164.53
Days on Market1
Property Features for 4175 Flad Avenue
General Information
Property type
Residential Multi Family
Property subtype
Other
Bedrooms
5
Bathrooms
2
Full bathrooms
2
Rooms
Bedroom 1, Bedroom 2, Bedroom 5, Bedroom 3, Bathroom 1, Bathroom 2, Basement, Bedroom 4
Parking features
On Street
Patio and Porch features
Patio
Exterior features
Private Yard
Fencing
Chain Link
Basement
Full, Partially Finished
Appliances
Stainless Steel Appliance(s), Dishwasher, Freezer, Gas Range, Refrigerator, Washer/Dryer
Subdivision
Tyler Place Add
Lot features
Back Yard, City Lot, Level, Near Public Transit
Elementary school
Mann Elem.
Middle school
Fanning Middle Community Ed.
High school
Roosevelt High
Elementary school district
St. Louis City
Middle school district
St. Louis City
High school district
St. Louis City
Directions
Please Use GPS :)
Standard status
Active
APN
4929-00-0370-0
Size
2,856 SF
Lot size
0.08 Acres
Taxes and HOA fees
Tax Year
2025
Tax Description
C.B. 4929 FLAD 30 FT X 123 FT TY LER PLACE ADDN LOT E-17 W-18
Tax Annual Amount
5585
Legal Description
C.B. 4929 FLAD 30 FT X 123 FT TY LER PLACE ADDN LOT E-17 W-18
Utilities
Heating system
Forced Air, Natural Gas
Cooling system
Central Air, Electric
Water source
Public
Amenities
laundry room
privacy fence
yard
patio
Building Details
Year built
1906
Floors in Building
2
Number of units
2
Flooring type
Tile, Hardwood
Building materials
Brick, Vinyl Siding
Architectural style
Other
Listing Agency:
The Agency
(314) 677-1477
Listed By:
Justin Taylor · License #2007032934
(314) 280-9996
Added: Oct 9
Last Checked: Oct 9 at 3:06PM
MLS# 26064009
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.
Investment Insights
Based on property information with market context.
Built in 1906, this 2,856-square-foot duplex contains two apartments on a 0.0847-acre lot. The upper residence has three bedrooms and one full bathroom and is leased; the lower residence has two bedrooms and one bathroom. Both units feature hardwood floors and updated kitchens. The building includes brick and vinyl siding, central air, forced-air natural gas heat, and on-street parking.
Improvements include central air systems updated four years ago, two gas water heaters, dishwashers replaced five years ago, and a replaced clay sewer line. The basement has a bathroom, laundry room, and additional storage space. A fenced yard and patio provide outdoor space. The property is a short drive from local hospitals and universities. A 24-hour notice is required to view the leased upstairs unit.
Improvements include central air systems updated four years ago, two gas water heaters, dishwashers replaced five years ago, and a replaced clay sewer line. The basement has a bathroom, laundry room, and additional storage space. A fenced yard and patio provide outdoor space. The property is a short drive from local hospitals and universities. A 24-hour notice is required to view the leased upstairs unit.
Key Highlights
- Two apartments: upstairs has 3 bedrooms and 1 full bathroom; downstairs has 2 bedrooms and 1 bathroom
- 2,856‑square‑foot building on a 0.0847‑acre lot
- Built in 1906; exterior includes brick and vinyl siding
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$30,541
Cap Rate
6.50%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$610,820
$610.8K
Cap Rate 7%
$436,300
$436.3K
Cap Rate 9%
$339,344
$339.3K
Market Conditions
NOI Build-Up for 2,856 SF
Gross rent
$46.3K $16.20/SF
− Vacancy
−$2.6K −$0.92/SF
EGI
$43.6K $15.28/SF
− OpEx
−$13.1K −$4.58/SF
NOI
$30.5K $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%
$610,820
Cap Rate 7%
$436,300
Cap Rate 9%
$339,344
Alternative Uses
Best Use
Multifamily LT 5
$436.3K
$381.8K – $509.0K
NOI $30,541 @ 7.0% cap · market cap 6.50%
Second Best
Apartment 5plus
$379.7K
$332.2K – $443.0K
NOI $26,578 @ 7.0% cap · market cap 5.66%
Theoretical Best
Office A
$612.9K
$536.3K – $715.1K
NOI $42,906 @ 7.0% cap · market cap 9.13%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
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Current Use
Lease Details
2
Residential units
Location Intelligence
Trade Area within ½ mile
533
Businesses Nearby
Explore this area
Business Placement
Demographics for 63110, MO
18,199
Population
10,260
Households
1.8
Avg Household Size
33
Median Age
64%
College-Educated
97%
High-School Grad
6.6 sq mi
ZIP Area
2,757
Density / Sq Mi
$73,809
Median Household Income
$55,340
Median Earnings
$1,183
Median Rent
$314,600
Median Home Value
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Cap Rate, Value Estimation, Potential NOI and more
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Market
Vacancy Rate% for Multifamily in Midwest region
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Frequently Asked Questions
What type of property is this?
Duplex - Separate apartments offer a three-bedroom, one-bath layout upstairs and a two-bedroom, one-bath layout downstairs.
Where is this duplex located?
The property is located at 4175 Flad Avenue Saint Louis, MO.
What is the asking price?
The asking price for this property is $469,900.
What are key features of this property?
This property features: Two apartments: upstairs has 3 bedrooms and 1 full bathroom; downstairs has 2 bedrooms and 1 bathroom; 2,856‑square‑foot building on a 0.0847‑acre lot; Built in 1906; exterior includes brick and vinyl siding
