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Colonial Apartment Building
For Sale
$1,319,000

146 Sherman Street, Portland, ME 04101

MULTI_FAMILY - Colonial - Portland, ME

Property Size5,650 SF
Lot Size0.10 Acres
Price / SF$233.45
Days on Market54

Property Features for 146 Sherman Street

General Information

Property type Residential Multi Family
Property subtype Other
Zoning R6
Bathrooms 6
Full bathrooms 6
Rooms Basement, Bathroom 1, Bathroom 6, Bathroom 4, Bathroom 5, Bathroom 3, Bathroom 2
Parking features Off Street
Interior features Bathtub, Shower
Basement Full, Unfinished
Lot features Rolling/ Sloping, Open, Corner Lot, Sidewalks, Near Shopping, Near Turnpike/ Interstate, Near Town, Near Railroad
Standard status Active
Size 5,650 SF
Lot size 0.10 Acres

Taxes and HOA fees

Tax Year 2026
Tax Annual Amount 12664

Utilities

Sewer type Public Sewer
Heating system Natural Gas, Hot Water(Heating), Baseboard, Zoned, Other (Heating), Forced Air
Water source Public

Building Details

Year built 1910
Number of units 5
Flooring type Vinyl, Carpet, Wood
Building materials Wood Frame, Vinyl Siding
Roof type Shingle
Architectural style Colonial
Listing Agency: EXP Realty
Listed By: Christopher St.Pierre
Added: Jul 13 Changed: Aug 6 Last Checked: Sep 4 at 12:06AM
MLS# 1668085

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.

Built in 1910, this 5,650-square-foot Colonial multifamily property sits on a 0.1-acre lot in Portland’s West End. The wood-frame building has vinyl siding, a shingle roof, and a mix of vinyl, carpet, and wood flooring. Heating is provided by natural gas through hot water, baseboard, forced-air, and zoned systems.

The property is located near Downtown Portland, Maine Medical Center, restaurants, shops, and public transportation. R6 zoning supports its residential multifamily classification. Public water and public sewer serve the building, and off-street parking is available.

Interior features include multiple bathrooms with bathtubs and showers, along with basement space. The building’s Colonial architecture and established residential setting provide a defined multifamily profile within Portland’s West End.

Key Highlights

  • 5,650 SF multifamily building on a 0.1‑acre lot
  • Built in 1910 with Colonial architecture
  • R6 zoning in Portland’s West End

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$92,889
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
7.04%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,857,780 $1.9M
Cap Rate 7%
$1,326,986 $1.3M
Cap Rate 9%
$1,032,100 $1.0M
Market Conditions
NOI Build-Up for 5,650 SF 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.
Gross rent
$179.7K $31.80/SF
− Vacancy
−$10.8K −$1.91/SF
EGI
$168.9K $29.89/SF
− OpEx
−$76.0K −$13.45/SF
NOI
$92.9K $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 rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,857,780
Cap Rate 7%
$1,326,986
Cap Rate 9%
$1,032,100

Alternative Uses

Best Use
Apartment 5plus
$1.33M
$1.16M – $1.55M (±1% cap)
NOI $92,889 @ 7.0% cap · market cap 7.04%
Second Best
no second resolved use
Theoretical Best
Office A
$1.55M
$1.36M – $1.81M (±1% cap)
NOI $108,703 @ 7.0% cap · market cap 8.24%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Apartment buildings

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Locksmith Pet Grooming Service Auto Parts Store Carpet & Flooring Store Pet 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.

Location Intelligence

Trade Area within ½ mile

3,904
Businesses Nearby

Demographics for 04101, ME

18,109
Population
11,510
Households
1.6
Avg Household Size
36
Median Age
57%
College-Educated
93%
High-School Grad
2.0 sq mi
ZIP Area
9,055
Density / Sq Mi
$60,726
Median Household Income
$45,009
Median Earnings
$1,457
Median Rent
$600,600
Median Home Value

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?
Apartment building - Wood-frame multifamily property with off-street parking and public utilities in Portland’s West End.
Where is this apartment building located?
The property is located at 146 Sherman Street Portland, ME.
What is the asking price?
The asking price for this property is $1,319,000.
What are key features of this property?
This property features: 5,650 SF multifamily building on a 0.1‑acre lot; Built in 1910 with Colonial architecture; R6 zoning in Portland’s West End
More about this property
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