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Two-Unit Duplex with Additional Building
For Sale
$499,000

449 Main Street, South Portland, ME 04106

Multi-Family, South Portland, ME

Property Size2,696 SF
Lot Size0.14 Acres
Price / SF$185.09
Days on Market50

Property Features for 449 Main Street

General Information

Property type Residential Multi Family
Property subtype Other
Zoning Residential Zone A
Bathrooms 2
Full bathrooms 2
Rooms Bathroom 1, Bathroom 2
Parking features Off Street, On Street
Patio and Porch features Porch
Interior features 1st Floor Bedroom, Attic
Basement Unfinished, Full, Crawl Space
Lot features Open, Corner Lot, Level, Intown, Near Shopping, Near Turnpike/ Interstate, Neighborhood, Shopping Mall
Standard status Active
Size 2,696 SF
Lot size 0.14 Acres

Taxes and HOA fees

Tax Year 2025
Tax Annual Amount 6123

Utilities

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

Building Details

Year built 1900
Number of units 2
Flooring type Laminate, Vinyl
Building materials Wood Frame, Vinyl Siding
Roof type Shingle, Flat
Additional Structures Outbuilding
Listing Agency: EXP Realty
Listed By: Brett Davis
Added: Sep 4 Changed: Oct 19 Last Checked: Oct 23 at 10:06AM
MLS# 1679411

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 2,696-square-foot duplex property includes two residential units within one of two buildings on a 0.14-acre corner lot. The first-floor residence has two bedrooms and recent updates, while the second-floor unit has one bedroom and is currently rented. The adjacent building was formerly used as a restaurant and provides additional enclosed space for redevelopment, subject to applicable zoning, permitting, and code requirements.

Located at 449 Main Street in South Portland, the property has Residential Zone A zoning, public water, and public sewer. Parking is available both on site and along the street. The 1900-built property also includes a porch, attic, wood-frame construction, vinyl siding, and a combination of shingle and flat roofing.

Key Highlights

  • Two residential units in a 2,696‑square‑foot duplex
  • Additional building formerly used as a restaurant
  • 0.14‑acre corner lot at 449 Main Street

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$44,324
Cap Rate
8.88%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$886,480 $886.5K
Cap Rate 7%
$633,200 $633.2K
Cap Rate 9%
$492,489 $492.5K
Market Conditions
NOI Build-Up for 2,696 SF
Gross rent
$85.7K $31.80/SF
− Vacancy
−$5.1K −$1.91/SF
EGI
$80.6K $29.89/SF
− OpEx
−$36.3K −$13.45/SF
NOI
$44.3K $16.44/SF
Area
Cumberland County, ME
Vacancy
6.00%
Lease Rate
$31.80 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$886,480
Cap Rate 7%
$633,200
Cap Rate 9%
$492,489

Alternative Uses

Best Use
Multifamily LT 5
$680.6K
$595.5K – $794.0K (±1% cap)
NOI $47,642 @ 7.0% cap · market cap 9.55%
Second Best
Apartment 5plus
$633.2K
$554.1K – $738.7K (±1% cap)
NOI $44,324 @ 7.0% cap · market cap 8.88%
Theoretical Best
Office A
$741.0K
$648.4K – $864.5K (±1% cap)
NOI $51,870 @ 7.0% cap · market cap 10.39%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Contact the owner directly Get the owner's phone numbers and email
Open Analytics

Location Intelligence

Trade Area within ½ mile

458
Businesses Nearby

Demographics for 04106, ME

26,641
Population
12,849
Households
2.1
Avg Household Size
41
Median Age
49%
College-Educated
95%
High-School Grad
12.2 sq mi
ZIP Area
2,184
Density / Sq Mi
$83,744
Median Household Income
$47,818
Median Earnings
$1,642
Median Rent
$403,500
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

Frequently Asked Questions

What type of property is this?
Duplex - Corner-lot property with two residential units, a second building, and both off-street and on-street parking.
Where is this duplex located?
The property is located at 449 Main Street South Portland, ME.
What is the asking price?
The asking price for this property is $499,000.
What are key features of this property?
This property features: Two residential units in a 2,696‑square‑foot duplex; Additional building formerly used as a restaurant; 0.14‑acre corner lot at 449 Main Street
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