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Three-Unit Residential Triplex
For Sale
$849,000

532 Main Street, South Portland, ME 04106

Fully rented residential property with a three-unit configuration and established rental occupancy.

Property Size2,832 SF
Price / SF$299.79
Days on Market11

Property Features for 532 Main Street

General Information

Standard status Active
Size 2,832 SF
Property subtype Multi-family
Occupancy 100%

Additional Details

Multifamily Units 3

Building Details

Year Built 1910
Listing Agency: Verrill Real Estate,Inc
Listed By: Philip Verrill
Source: Greatislandrealty
Added: Aug 1 Changed: Aug 11 Last Checked: Aug 10 at 4:28AM

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 Verrill Real Estate,Inc

Investment Insights

Based on property information with market context.

Located at 532 Main Street in South Portland, ME, this residential triplex was built in 1910 and contains three units. The property includes a total of 2,832 square feet, with six bedrooms and three baths across the building. All three units are currently rented, providing an established residential income profile. The configuration may also suit an owner-occupant seeking a multi-unit property, as stated in the property information.

Key Highlights

  • Three‑unit residential triplex
  • 2,832 square feet of property size
  • Six bedrooms and three baths

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
$50,046
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
5.89%
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%
$1,000,920 $1.0M
Cap Rate 7%
$714,943 $714.9K
Cap Rate 9%
$556,067 $556.1K
Market Conditions
NOI Build-Up for 2,832 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
$76.5K $27.00/SF
− Vacancy
−$5.0K −$1.76/SF
EGI
$71.5K $25.25/SF
− OpEx
−$21.4K −$7.57/SF
NOI
$50.0K $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 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%
$1,000,920
Cap Rate 7%
$714,943
Cap Rate 9%
$556,067

Alternative Uses

Best Use
Multifamily LT 5
$714.9K
$625.6K – $834.1K (±1% cap)
NOI $50,046 @ 7.0% cap · market cap 5.89%
Second Best
Apartment 5plus
$665.1K
$582.0K – $776.0K (±1% cap)
NOI $46,560 @ 7.0% cap · market cap 5.48%
Theoretical Best
Office A
$778.4K
$681.1K – $908.1K (±1% cap)
NOI $54,486 @ 7.0% cap · market cap 6.42%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Triplexes

Suggested Use

Top Pick Dental Office Law Firm Electrical Service Bakery Grocery & Convenience Store (Bike/Boat/Book/etc) 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

3
Residential units
100%
Occupancy

Location Intelligence

Trade Area within ½ mile

430
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

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?
Triplex - Fully rented residential property with a three-unit configuration and established rental occupancy.
Where is this triplex located?
The property is located at 532 Main Street South Portland, ME.
What is the asking price?
The asking price for this property is $849,000.
What are key features of this property?
This property features: Three‑unit residential triplex; 2,832 square feet of property size; Six bedrooms and three baths
More about this property
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