Two-Unit Ranch
18-20 Dingley Court, Portland, ME 04103
For Sale
$675,000
Multi-Family, Portland, ME
Property Size1,864 SF
Lot Size0.25 Acres
Price / SF$362.12
Days on Market53
Property Features for 18-20 Dingley Court
General Information
Property type
Property subtype
Zoning
Bathrooms
Full bathrooms
Rooms
Parking features
Patio and Porch features
Interior features
Fencing
Basement
Lot features
Standard status
Size
Lot size
Additional Details
Tenant in Place
Taxes and HOA fees
Tax Year
Tax Annual Amount
Utilities
Sewer type
Heating system
Water source
Building Details
Year built
Floors in Building
Number of units
Flooring type
Building materials
Roof type
Architectural style
Buildings
Listing Agency:
Signature Homes Real Estate Group, LLC
(207) 805-1062
Listed By:
Matthew Lamontagne Gena Lamontagne
(207) 749-0433
Added: Sep 15
Changed: Oct 28
Last Checked: Nov 6 at 8:06PM
MLS# 1680640
Copyright © 2026 Maine Listings. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
This 1,864-square-foot, two-unit ranch was built in 1969 on a 0.25-acre lot. The residences include three-bedroom, one-bathroom and two-bedroom, one-bathroom layouts. The larger unit has a back deck, while the other features an open living, dining, and kitchen area. Interior details include vinyl and carpet flooring, and the property has off-street parking and fencing. Public water and sewer serve the property.
Set at the end of a dead-end street in Portland, the property is within walking distance of schools and near the city’s amenities. Both units are on the first floor, and the building has a basement.
Set at the end of a dead-end street in Portland, the property is within walking distance of schools and near the city’s amenities. Both units are on the first floor, and the building has a basement.
Key Highlights
- Two‑unit duplex with 1,864 square feet of building area
- Three‑bedroom, one‑bathroom unit and separate two‑bedroom, one‑bathroom unit
- 0.25‑acre lot; built in 1969
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$32,940
Cap Rate
4.88%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$658,800
$658.8K
Cap Rate 7%
$470,571
$470.6K
Cap Rate 9%
$366,000
$366.0K
Market Conditions
NOI Build-Up for 1,864 SF
Gross rent
$50.3K $27.00/SF
− Vacancy
−$3.3K −$1.76/SF
EGI
$47.1K $25.25/SF
− OpEx
−$14.1K −$7.57/SF
NOI
$32.9K $17.67/SF
Area
Cumberland County, ME
Vacancy
6.50%
Lease Rate
$27.00 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$658,800
Cap Rate 7%
$470,571
Cap Rate 9%
$366,000
Alternative Uses
Best Use
Multifamily LT 5
$470.6K
$411.8K – $549.0K
NOI $32,940 @ 7.0% cap · market cap 4.88%
Second Best
Apartment 5plus
$437.8K
$383.1K – $510.8K
NOI $30,645 @ 7.0% cap · market cap 4.54%
Theoretical Best
Office A
$512.3K
$448.3K – $597.7K
NOI $35,863 @ 7.0% cap · market cap 5.31%
Zoning and permitted uses should be independently verified with authorities.
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Lease Details
2
Residential units
Multi-tenant
Tenancy
Location Intelligence
Trade Area within ½ mile
848
Businesses Nearby
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Business Placement
Demographics for 04103, ME
31,185
Population
14,336
Households
2.2
Avg Household Size
40
Median Age
58%
College-Educated
97%
High-School Grad
10.2 sq mi
ZIP Area
3,057
Density / Sq Mi
$90,682
Median Household Income
$48,640
Median Earnings
$1,571
Median Rent
$421,800
Median Home Value
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Market
Average Price Trend$/SF for Duplexes in Portland, ME
Properties on Market for Duplexes in Portland
Vacancy Rate% for Multifamily in Northeast region
Frequently Asked Questions
What type of property is this?
Duplex - Two distinct floor plans include a three-bedroom residence and a separate two-bedroom unit.
Where is this duplex located?
The property is located at 18-20 Dingley Court Portland, ME.
What is the asking price?
The asking price for this property is $675,000.
What are key features of this property?
This property features: Two‑unit duplex with 1,864 square feet of building area; Three‑bedroom, one‑bathroom unit and separate two‑bedroom, one‑bathroom unit; 0.25‑acre lot; built in 1969
