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820-822 Warner Avenue, Mason, MI, 48854
Two-Unit Duplex with Off-Street Parking

820-822 Warner Avenue Mason, MI 48854

For Sale
Under Contract
$220,000

MULTI_FAMILY - Ranch - Mason, MI

Property Size1,640 SF
Lot Size0.21 Acres
Price / SF$134.15
Days on Market34

Property Features for 820-822 Warner Avenue

General Information

Property type
Residential Multi Family
Property subtype
Duplex
Bedrooms
4
Bathrooms
2
Rooms
Bedroom 2, Bedroom 3, Bathroom 2, Bedroom 4, Bedroom 1, Bathroom 1
Parking
4
Parking features
None
Exterior features
Storage
Fencing
Fenced
Basement
Full
Standard status
Active Under Contract
APN
33-19-10-08-329-015
Lot size
0.21 Acres

Taxes and HOA fees

Tax Year
2025
Tax Description
LOT 2 WARNER ESTATES, SEC 8 T2N R1W, CITY OF MASON, INGHAM CO

Utilities

Sewer type
Public Sewer
Heating system
Natural Gas, Forced Air
Water source
Public

Building Details

Year built
1975
Floors in Building
1
Number of units
2
Flooring type
Carpet, Laminate
Building materials
Aluminum Siding
Roof type
Shingle
Architectural style
Ranch
Additional Structures
Storage
Listing Agency: Keller Williams Realty Lansing
Listed By: Brooks Warner · License #6506046375
Added: Jun 22 Changed: Jul 24 Last Checked: Jul 25 at 4:06AM
MLS# 296968

Copyright © 2026 Greater Lansing Association of Realtors. 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 provides two self-contained residences, each with 2 bedrooms and 1 full bathroom. The units offer approximately 820 square feet of living space apiece, supporting straightforward owner-occupant or rental use. The property sits on a roughly 0.21-acre lot and includes ample off-street parking for up to four vehicles, along with a storage shed for additional convenience.

Located in Mason, Michigan within the Mason Public Schools district, the property is described as being just minutes from downtown Mason and nearby shopping, dining, parks, and major commuter routes. Access is supported by the on-site parking and the neighborhood setting intended for day-to-day convenience.

For buyers seeking flexibility, the layout supports living in one unit while renting the other, or holding both sides as a residential income property. With consistent unit configuration across both dwellings, the duplex can appeal to tenants and operators looking for a uniform 2-bedroom, 1-bath setup and the practical benefit of dedicated off-street parking.

Key Highlights

  • Versatile duplex on a 0.205‑acre lot with 2 bedrooms and 1 full bath per unit
  • Approximately 820 SF per unit for about 1,640 total SF
  • Ranch‑style home built in 1975

Financial Insights For Multifamily LT 5

Simulate Cap Rate and NOI

NOI Build-Up
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.

Component $ $/SF
Gross rent $22.6k $13.80
− Vacancy −$1.4k −$0.85
EGI $21.2k $12.95
− OpEx −$6.4k −$3.88
NOI $14.9k $9.06
1,640 SF · lease $13.80/SF/yr · vacancy 6.17% · expense 30.00%

Alternative Uses

Best Use
Multifamily LT 5
$212.4K
$185.8K – $247.8K (±1% cap)
NOI $14,865 @ 7.0% cap · market cap 6.76%
Second Best
Apartment 5plus
$190.8K
$167.0K – $222.7K (±1% cap)
NOI $13,359 @ 7.0% cap · market cap 6.07%
Theoretical Best
Office A
$263.5K
$230.6K – $307.4K (±1% cap)
NOI $18,444 @ 7.0% cap · market cap 8.38%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Duplexes

Suggested Use

HVAC Service Real Estate Agency Kitchen & Bath Showroom Garden Center Cafe & Coffee Shop Computer & Electronic Repair Daycare Center (Bike/Boat/Book/etc) Store Building Supply (Bike/Boat/Book/etc) Store

Zoning and permitted uses should be independently verified with local authorities.

FAQs

What type of property is this?
Duplex - Duplex offers two separate 2-bedroom, 1-bath units with off-street parking and a storage shed.
Where is this duplex located?
The property is located at 820-822 Warner Avenue Mason, MI.
What is the asking price?
The asking price for this property is $220,000.
What are key features of this property?
This property features: Versatile duplex on a 0.205‑acre lot with 2 bedrooms and 1 full bath per unit; Approximately 820 SF per unit for about 1,640 total SF; Ranch‑style home built in 1975
More about this property
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