Search
Two-Unit Ranch Duplex
For Sale
$685,000

1820 18-20 Dingley Ct, Portland, ME 04103

Occupied two-unit property with distinct layouts, outdoor space, and a residential setting near schools and city amenities.

Property Size1,864 SF
Price / SF$367.49
Days on Market18

Property Features for 1820 18-20 Dingley Ct

General Information

Standard status Active
Size 1,864 SF
Property subtype Multi-Family

Units

Unit Mix 3BR/1BA, 2BR/1BA
Multifamily Units 2

Additional Details

Road Access Yes

Building Details

Year Built 1969
Buildings 1
Construction ranch
Listing Agency: Signature Homes Real Estate Group, LLC
Listed By: Matthew Lamontagne Gena Lamontagne
Source: 603luxury
Added: Sep 19 Changed: Sep 26 Last Checked: Oct 6 at 12:00AM

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 Signature Homes Real Estate Group, LLC

Investment Insights

Based on property information with market context.

Built in 1969, this 1,864-square-foot ranch-style duplex at 1820 18-20 Dingley Ct includes two separate residential units. The first unit offers three bedrooms, one bathroom, a functional layout, and a large back deck. The second includes two bedrooms, one bathroom, and an open-concept living, dining, and kitchen area.

Both units have been occupied by long-standing tenants for many years, providing established rental history. The property sits at the end of a dead-end street in Portland, within walking distance of schools and close to the city’s amenities. Its two-unit configuration also supports multi-generational living, subject to applicable requirements.

Key Highlights

  • Two‑unit ranch duplex with 1,864 square feet
  • Unit mix includes one 3‑bedroom, 1‑bath unit and one 2‑bedroom, 1‑bath unit
  • Large back deck serves the 3‑bedroom unit

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$32,940
Cap Rate
4.81%
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 (±1% cap)
NOI $32,940 @ 7.0% cap · market cap 4.81%
Second Best
Apartment 5plus
$437.8K
$383.1K – $510.8K (±1% cap)
NOI $30,645 @ 7.0% cap · market cap 4.47%
Theoretical Best
Office A
$512.3K
$448.3K – $597.7K (±1% cap)
NOI $35,863 @ 7.0% cap · market cap 5.24%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Building Supply Electrical Service HVAC Service Garden Center Computer & Electronic Repair Auto Parts Store

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

848
Businesses Nearby

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

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
Rey
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.

Frequently Asked Questions

What type of property is this?
Duplex - Occupied two-unit property with distinct layouts, outdoor space, and a residential setting near schools and city amenities.
Where is this duplex located?
The property is located at 1820 18-20 Dingley Ct Portland, ME.
What is the asking price?
The asking price for this property is $685,000.
What are key features of this property?
This property features: Two‑unit ranch duplex with 1,864 square feet; Unit mix includes one 3‑bedroom, 1‑bath unit and one 2‑bedroom, 1‑bath unit; Large back deck serves the 3‑bedroom unit
More about this property
Thanks! Your message was sent.
Error! Your message wasn't sent.
Please enter your name
Please enter email
Please enter the email in the correct format
Please enter phone
Please enter the number in the correct format
Please enter message
Why this one?
Saved
Reason not saved — we won't ask again