2-Unit Duplex with Attached
For Sale
$359,900
10138 W Montana Ave Unit 10140, West Allis, WI 53227
Two residential units offer separate layouts, on-site parking, and owner-occupancy or rental flexibility.
Property Size2,280 SF
Price / SF$157.85
Days on Market50
Property Features for 10138 W Montana Ave Unit 10140
General Information
Standard status
Active
Size
2,280 SF
Property subtype
Multi-Family
Units
Unit Mix
1 x 3BR/1BA, 1 x 2BR/1BA
Multifamily Units
2
Building Details
Year Built
1955
Stories
2
Listing Agency:
Shorewest Realtors, Inc.
Listed By:
Wendy Manzke
(262) 893-7175
Source:
Jwregwi
Added: Sep 16
Changed: Oct 26
Last Checked: Oct 7 at 3:55PM
Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Shorewest Realtors, Inc.
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Investment Insights
Based on property information with market context.
This 2,280-square-foot duplex, built in 1955, contains two separate residences. The first-floor unit includes three bedrooms and one bathroom, while the upper-level unit provides two bedrooms and one bathroom. The lower unit has been freshly painted, and both apartments feature functional living areas. An attached 2.5-car garage adds parking and storage capacity.
The property is positioned near shopping, restaurants, and everyday services, with an elementary school directly across the street. Its two-unit configuration supports an owner-occupant arrangement with additional rental income from the other residence, or use as a fully leased residential investment.
The property is positioned near shopping, restaurants, and everyday services, with an elementary school directly across the street. Its two-unit configuration supports an owner-occupant arrangement with additional rental income from the other residence, or use as a fully leased residential investment.
Key Highlights
- Two‑unit layout with a 3‑bedroom lower apartment and 2‑bedroom upper apartment
- 2,280 square feet across the duplex
- First‑floor unit freshly painted
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$24,433
Cap Rate
6.79%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$488,660
$488.7K
Cap Rate 7%
$349,043
$349.0K
Cap Rate 9%
$271,478
$271.5K
Market Conditions
NOI Build-Up for 2,280 SF
Gross rent
$36.9K $16.20/SF
− Vacancy
−$2.0K −$0.89/SF
EGI
$34.9K $15.31/SF
− OpEx
−$10.5K −$4.59/SF
NOI
$24.4K $10.72/SF
Area
Milwaukee County, WI
Vacancy
5.50%
Lease Rate
$16.20 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$488,660
Cap Rate 7%
$349,043
Cap Rate 9%
$271,478
Alternative Uses
Best Use
Multifamily LT 5
$349.0K
$305.4K – $407.2K
NOI $24,433 @ 7.0% cap · market cap 6.79%
Second Best
Apartment 5plus
$311.8K
$272.8K – $363.8K
NOI $21,826 @ 7.0% cap · market cap 6.06%
Theoretical Best
Office A
$540.7K
$473.1K – $630.8K
NOI $37,847 @ 7.0% cap · market cap 10.52%
Zoning and permitted uses should be independently verified with authorities.
How Realmo checks its estimates
Property Analytics
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Lease Details
2
Residential units
Location Intelligence
Trade Area within ½ mile
1,186
Businesses Nearby
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Business Placement
Demographics for 53227, WI
23,310
Population
11,519
Households
2
Avg Household Size
40
Median Age
29%
College-Educated
93%
High-School Grad
5.1 sq mi
ZIP Area
4,571
Density / Sq Mi
$71,594
Median Household Income
$46,886
Median Earnings
$1,057
Median Rent
$214,300
Median Home Value
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Market
Vacancy Rate% for Multifamily in Midwest region
Frequently Asked Questions
What type of property is this?
Duplex - Two residential units offer separate layouts, on-site parking, and owner-occupancy or rental flexibility.
Where is this duplex located?
The property is located at 10138 W Montana Ave Unit 10140 West Allis, WI.
What is the asking price?
The asking price for this property is $359,900.
What are key features of this property?
This property features: Two‑unit layout with a 3‑bedroom lower apartment and 2‑bedroom upper apartment; 2,280 square feet across the duplex; First‑floor unit freshly painted
