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850 Washington Avenue, Portland, ME, 04103
Two-Unit Residential Income Property

850 Washington Avenue Portland, ME 04103

New
For Sale
$799,000

MULTI_FAMILY - Other - Portland, ME

Property Size2,184 SF
Lot Size0.53 Acres
Price / SF$365.84
Days on Market7

Property Features for 850 Washington Avenue

General Information

Property type
Residential Multi Family
Property subtype
Other
Zoning
RN-3
Bathrooms
2
Rooms
Bathroom 2, Basement, Bathroom 1
Patio and Porch features
Porch, Deck
Basement
Full, Unfinished
Standard status
Active
Size
2,184 SF
Lot size
0.53 Acres

Taxes and HOA fees

Tax Year
2026
Tax Annual Amount
8223

Utilities

Sewer type
Public Sewer
Heating system
Hot Water(Heating), Other (Heating), Natural Gas
Water source
Public

Building Details

Year built
1864
Floors in Building
2
Number of units
2
Flooring type
Tile, Wood
Building materials
Wood Frame, Shingle Siding, Wood Siding
Roof type
Shingle
Architectural style
Other
Listing Agency: Keller Williams Realty
Listed By: Andrea Page
Added: Jul 18 Last Checked: Jul 24 at 9:06AM
MLS# 1665928

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.


Investment Insights

Based on property information with market context.

This turnkey two-unit residential income property includes two spacious 2-bedroom units, each updated with white cabinetry, granite countertops, updated appliances, stylish bathrooms, and in-unit laundry. The property also features separate gas and electric meters and newer boilers, supporting straightforward ownership and day-to-day management. Outside, you’ll find an expansive backyard, abundant off-street parking, and a detached 2-car garage.

Located at 850 Washington Avenue in Portland, ME, the home is minutes from Downtown Portland, Back Cove, Payson Park, Tipo, Monte’s Fine Foods, and other nearby amenities, with proximity to the Roux Institute and activity in the surrounding neighborhood.

Set on approximately 0.53 acres and offered with a group showing schedule of Tuesdays and Thursdays from 1–2 PM, this renovated duplex-style investment is positioned for tenants who want on-site laundry and dedicated utility services.

Key Highlights

  • Renovated 2‑unit property built in 1864 with updated interiors and 2 bedrooms in each unit
  • Over half an acre lot with expansive backyard plus a detached 2‑car garage and abundant off‑street parking
  • In‑unit laundry in both units with separate gas and electric meters for each unit

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 $59.0k $27.00
− Vacancy −$3.8k −$1.76
EGI $55.1k $25.25
− OpEx −$16.5k −$7.57
NOI $38.6k $17.67
2,184 SF · lease $27.00/SF/yr · vacancy 6.50% · expense 30.00%

Alternative Uses

Best Use
Multifamily LT 5
$551.4K
$482.4K – $643.3K (±1% cap)
NOI $38,595 @ 7.0% cap · market cap 4.83%
Second Best
Apartment 5plus
$512.9K
$448.8K – $598.4K (±1% cap)
NOI $35,906 @ 7.0% cap · market cap 4.49%
Theoretical Best
Office A
$600.3K
$525.2K – $700.3K (±1% cap)
NOI $42,019 @ 7.0% cap · market cap 5.26%
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

(Bike/Boat/Book/etc) Store Locksmith Pet Grooming Service Daycare Center Florist Mobile Phone Store Tanning Salon Auto Parts Store Nursing Home (Bike/Boat/Book/etc) Store

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

FAQs

What type of property is this?
Duplex - Turnkey two-unit rental with two 2-bedroom apartments, in-unit laundry, updated interiors, and detached 2-car garage on a large lot.
Where is this duplex located?
The property is located at 850 Washington Avenue Portland, ME.
What is the asking price?
The asking price for this property is $799,000.
What are key features of this property?
This property features: Renovated 2‑unit property built in 1864 with updated interiors and 2 bedrooms in each unit; Over half an acre lot with expansive backyard plus a detached 2‑car garage and abundant off‑street parking; In‑unit laundry in both units with separate gas and electric meters for each unit
More about this property
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