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Updated Four-Unit Brick Quadplex
For Sale
$550,000
Pending

3847 Blaine Avenue St, Louis, MO 63110

Residential Income, St Louis, MO

Property Size4,180 SF
Lot Size0.15 Acres
Days on Market41

Property Features for 3847 Blaine Avenue St

General Information

Property type Residential Multi Family
Property subtype Other
Bedrooms 4
Bathrooms 4
Full bathrooms 4
Rooms Bathroom 1, Basement, Bedroom 3, Bedroom 4, Bathroom 4, Bathroom 3, Bedroom 1, Bathroom 2, Bedroom 2
Window features Blinds
Interior features Eat-in Kitchen, Historic Millwork, Kitchen Island, Stone Counters
Exterior features Balcony
Fireplace 1
Basement Storage Space, Unfinished
Appliances Stainless Steel Appliance(s)
Subdivision Dunde Place Add
Lot features Back Yard, City Lot
Elementary school Hodgen Elem.
Middle school Yeatman-Liddell Middle School
High school Vashon High
Elementary school district St. Louis City
Middle school district St. Louis City
High school district St. Louis City
Standard status Pending
APN 4956-00-0390-0
Size 4,180 SF
Lot size 0.15 Acres

Taxes and HOA fees

Tax Year 2025
Tax Annual Amount 4194

Utilities

Utilities Cable Available
Heating system Natural Gas, Forced Air
Cooling system Central Air
Water source Public

Amenities

gated yard
updated front decks
laundry hook-ups

Building Details

Year built 1907
Flooring type Wood
Building materials Brick, Stone
Roof type Flat
Architectural style Other
Listing Agency: Epique Realty
Listed By: Todd Murray · License #2020041827
Added: Jul 22 Changed: Aug 28 Last Checked: Aug 31 at 1:06PM
MLS# 26045155

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 1907, this brick quadplex contains four one-bedroom residences within 4,180 square feet. Three units are currently leased, including two annual tenancies and one short-term arrangement. Interior improvements include granite countertops, updated appliances, remodeled bathrooms, vinyl windows, refreshed flooring, original wood floors, and historic millwork. PVC plumbing stacks, HVAC systems, and laundry hookups are also in place.

Exterior work includes newer front decks and a TPO roof, while the property also offers a gated yard on a dead-end street. The 0.1469-acre property is located in St. Louis’s Tiffany neighborhood near Saint Louis University Medical School, SLU Hospital, Cardinal Glennon Children’s Hospital, the Shaw neighborhood, restaurants, parks, and public transit.

Key Highlights

  • Four‑unit quadplex with 4,180 square feet on 0.1469 acres
  • Three units leased: 2 annual tenants and 1 short‑term tenant
  • Each residence is configured as a 1 bedroom unit

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
$44,699
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
8.13%
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%
$893,980 $894.0K
Cap Rate 7%
$638,557 $638.6K
Cap Rate 9%
$496,656 $496.7K
Market Conditions
NOI Build-Up for 4,180 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
$67.7K $16.20/SF
− Vacancy
−$3.9K −$0.92/SF
EGI
$63.9K $15.28/SF
− OpEx
−$19.2K −$4.58/SF
NOI
$44.7K $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%
$893,980
Cap Rate 7%
$638,557
Cap Rate 9%
$496,656

Alternative Uses

Best Use
Multifamily LT 5
$638.6K
$558.7K – $745.0K (±1% cap)
NOI $44,699 @ 7.0% cap · market cap 8.13%
Second Best
Apartment 5plus
$555.7K
$486.2K – $648.3K (±1% cap)
NOI $38,899 @ 7.0% cap · market cap 7.07%
Theoretical Best
Office A
$897.1K
$785.0K – $1.05M (±1% cap)
NOI $62,797 @ 7.0% cap · market cap 11.42%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Quadplexes

Lease Details

4
Residential units
75%
Occupancy
Multi-tenant
Tenancy
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

2,492
Businesses Nearby

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

Market

Vacancy Rate% for Multifamily in Midwest region

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

What type of property is this?
Quadplex - Three residences are leased, and every unit includes one bedroom plus modernized kitchens and bathrooms.
Where is this quadplex located?
The property is located at 3847 Blaine Avenue St Louis, MO.
What is the asking price?
The asking price for this property is $550,000.
What are key features of this property?
This property features: Four‑unit quadplex with 4,180 square feet on 0.1469 acres; Three units leased: 2 annual tenants and 1 short‑term tenant; Each residence is configured as a 1 bedroom unit
More about this property
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