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Updated Duplex Near Washington University
New
For Sale
$515,000

5641 Cates Avenue St, Louis, MO 63112

Residential Income, St Louis, MO

Property Size2,090 SF
Lot Size0.11 Acres
Price / SF$246.41
Days on Market2

Property Features for 5641 Cates Avenue St

General Information

Property type Residential Multi Family
Property subtype Other
Bedrooms 5
Bathrooms 3
Full bathrooms 3
Rooms Bedroom 5, Bedroom 3, Bathroom 1, Bedroom 1, Bedroom 2, Bathroom 3, Bathroom 2, Basement, Bedroom 4
Parking features On Street
Window features Blinds
Patio and Porch features Porch, Deck
Fencing Fenced
Basement Unfinished, Full
Appliances Stainless Steel Appliance(s), Electric Range, Refrigerator, Washer/Dryer, Gas Water Heater
Subdivision Clemens Place Add
Lot features Back Yard
Elementary school Hamilton Elem. Community Ed.
Middle school Yeatman-Liddell Middle School
High school Sumner High
Elementary school district St. Louis City
Middle school district St. Louis City
High school district St. Louis City
Standard status Active
APN 3864-04-0310-0
Size 2,090 SF
Lot size 0.11 Acres

Taxes and HOA fees

Tax Year 2025
Tax Annual Amount 1228

Utilities

Utilities Cable Available
Heating system Natural Gas, Forced Air
Cooling system Ceiling Fan(s), Central Air
Water source Public

Amenities

private backyard

Building Details

Year built 1902
Floors in Building 2
Number of units 2
Flooring type Vinyl, Carpet
Building materials Brick, Vinyl Siding
Roof type Shingle
Architectural style Other
Listing Agency: Berkshire Hathaway HomeServices Select Properties
Listed By: Toni Roberts · License #2013043742
Added: Sep 1 Last Checked: Sep 2 at 5:06AM
MLS# 26055632

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.

This duplex at 5641 Cates Avenue contains 2,090 square feet across two residential units. The larger two-story residence has 3 bedrooms and 3 bathrooms, while the second unit provides 2 bedrooms and 1 bathroom. Both interiors have been updated and include vinyl and carpet flooring, central air, forced-air natural gas heating, and kitchens with stainless steel appliances. A washer and dryer, electric range, refrigerator, and gas water heater are also included.

The property occupies 0.1074 acres on a quiet cul-de-sac near Washington University and 1.5 miles from the Delmar Loop. Public water service, on-street parking, a fenced backyard, porch, and deck add practical site features. The property previously operated as a short-term rental, and furnishings are negotiable.

Key Highlights

  • Two‑unit duplex totaling 2,090 square feet
  • Larger unit offers 3 bedrooms and 3 bathrooms
  • Second unit includes 2 bedrooms and 1 bathroom

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$22,350
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
4.34%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$447,000 $447.0K
Cap Rate 7%
$319,286 $319.3K
Cap Rate 9%
$248,333 $248.3K
Market Conditions
NOI Build-Up for 2,090 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$33.9K $16.20/SF
− Vacancy
−$1.9K −$0.92/SF
EGI
$31.9K $15.28/SF
− OpEx
−$9.6K −$4.58/SF
NOI
$22.3K $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 rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$447,000
Cap Rate 7%
$319,286
Cap Rate 9%
$248,333

Alternative Uses

Best Use
Multifamily LT 5
$319.3K
$279.4K – $372.5K (±1% cap)
NOI $22,350 @ 7.0% cap · market cap 4.34%
Second Best
Apartment 5plus
$277.9K
$243.1K – $324.2K (±1% cap)
NOI $19,450 @ 7.0% cap · market cap 3.78%
Theoretical Best
Office A
$448.6K
$392.5K – $523.3K (±1% cap)
NOI $31,399 @ 7.0% cap · market cap 6.10%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

747
Businesses Nearby

Demographics for 63112, MO

18,954
Population
11,521
Households
1.6
Avg Household Size
33
Median Age
44%
College-Educated
89%
High-School Grad
3.2 sq mi
ZIP Area
5,923
Density / Sq Mi
$43,262
Median Household Income
$36,297
Median Earnings
$911
Median Rent
$216,400
Median Home Value

Market

Vacancy Rate% for Multifamily in Midwest region

6.5% 2022
7.5% 2023
7.8% 2024
8% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Two refreshed residences include a three-bedroom layout and a separate two-bedroom unit.
Where is this duplex located?
The property is located at 5641 Cates Avenue St Louis, MO.
What is the asking price?
The asking price for this property is $515,000.
What are key features of this property?
This property features: Two‑unit duplex totaling 2,090 square feet; Larger unit offers 3 bedrooms and 3 bathrooms; Second unit includes 2 bedrooms and 1 bathroom
More about this property
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