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Renovated Duplex with In-Unit Laundry
For Sale
$799,000

850 Washington Avenue, Portland, ME 04103

Turnkey two-unit duplex featuring updated interiors, in-unit laundry, separate utilities, and a detached 2-car garage.

Property Size2,184 SF
Price / SF$365.84
Days on Market145

Property Features for 850 Washington Avenue

General Information

Standard status Active
Size 2,184 SF
Total Parking Spaces 2
Property subtype Multi-family

Additional Details

Multifamily Units 2

Building Details

Year Built 1864
Tenancy Multi
Listing Agency: Keller Williams Realty
Listed By: Andrea Page
Source: Greatislandrealty
Added: May 24 Changed: Oct 15 Last Checked: Oct 14 at 11:17PM

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 Keller Williams Realty

Investment Insights

Based on property information with market context.

This beautifully renovated two-unit duplex offers two spacious 2-bedroom apartments, each updated with white cabinetry, granite countertops, updated appliances, stylish bathrooms, and in-unit laundry. The property includes a detached 2-car garage, abundant off-street parking, and an expansive backyard on a lot measuring over half an acre. Separate gas and electric meters support straightforward individual unit management, and newer boilers are in place.

Located at 850 Washington Avenue, the home is positioned just minutes from Downtown Portland and several nearby amenities, including Back Cove, Payson Park, Tipo, and Monte’s Fine Foods. It also benefits from proximity to the Roux Institute and ongoing investment in the surrounding area.

The configuration suits a variety of ownership goals, including owner-occupancy with rental income or adding a renovated income property to an investment portfolio. With both units independently metered and updated for comfortable day-to-day living, the property presents a practical, turnkey option for tenants seeking modern finishes and in-unit laundry within close reach of the education and innovation-focused activity near the Roux Institute.

Key Highlights

  • 1864‑built, renovated two‑unit duplex with two 2‑bedroom units and updated interiors
  • Each unit includes in‑unit laundry plus updated kitchen finishes with white cabinetry and granite countertops
  • Separate gas and electric meters and newer boilers support simple ownership and management

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$38,595
Cap Rate
4.83%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$771,900 $771.9K
Cap Rate 7%
$551,357 $551.4K
Cap Rate 9%
$428,833 $428.8K
Market Conditions
NOI Build-Up for 2,184 SF
Gross rent
$59.0K $27.00/SF
− Vacancy
−$3.8K −$1.76/SF
EGI
$55.1K $25.25/SF
− OpEx
−$16.5K −$7.57/SF
NOI
$38.6K $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%
$771,900
Cap Rate 7%
$551,357
Cap Rate 9%
$428,833

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 authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Locksmith Pet Grooming Service Daycare Center Florist Mobile Phone 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
Multi-tenant
Tenancy

Location Intelligence

Trade Area within ½ mile

4,493
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
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Turnkey two-unit duplex featuring updated interiors, in-unit laundry, separate utilities, and a detached 2-car garage.
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: 1864‑built, renovated two‑unit duplex with two 2‑bedroom units and updated interiors; Each unit includes in‑unit laundry plus updated kitchen finishes with white cabinetry and granite countertops; Separate gas and electric meters and newer boilers support simple ownership and management
More about this property
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