Building Details

Year Built 1780

Buildings 1

Listing Agency: Coldwell Banker Realty - Cohasset

Listed By: Christine Powers · License #455020525 Show Phone

Source: Trufantre

Added: Nov 2 Changed: Nov 4 Last Checked: Nov 4 at 1:32PM

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Investment Insights

Based on property information with market context.

This 4,353-square-foot duplex occupies a 0.55-acre parcel comprising two legal lots. The property is configured as two residences, with 15 rooms, 7 bedrooms, and 5.5 bathrooms. Built in 1780, it features original wood floors, antique beams, fireplaces, decks, and patios. The existing arrangement supports two separate residential units; the source also identifies potential for condominium conversion or redevelopment as two homes.

Sidewalks connect the property to Cohasset Village and the harbor.

Key Highlights

• Two residences on a 0.55‑acre parcel consisting of two legal lots
• 4,353 square feet with 15 rooms, 7 bedrooms, and 5.5 bathrooms
• Built in 1780 with original wood flooring, antique beams, and fireplaces

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr

$77,977

Cap Rate

3.47%

Suggested Prices Based on Cap Rates

Cap Rate 5%

$1,559,540 $1.6M

Cap Rate 7%

$1,113,957 $1.1M

Cap Rate 9%

$866,411 $866.4K

Is this asking price fair?

Market Conditions

NOI Build-Up for 4,353 SF

Gross rent

$117.5K $27.00/SF

− Vacancy

−$6.1K −$1.41/SF

EGI

$111.4K $25.59/SF

− OpEx

−$33.4K −$7.68/SF

NOI

$78.0K $17.91/SF

Area

Norfolk County, MA

Vacancy

5.22%

Lease Rate

$27.00 /SF/Yr

Expense Ratio

30.00%

Simulate Cap Rate and NOI

Suggested Prices Based on Cap Rates

Cap Rate 5%

$1,559,540

Cap Rate 7%

$1,113,957

Cap Rate 9%

$866,411

Alternative Uses

Best Use

Multifamily LT 5

$1.11M

$974.7K – $1.30M (±1% cap)

NOI $77,977 @ 7.0% cap · market cap 3.47%

Second Best

Apartment 5plus

$1.03M

$899.3K – $1.20M (±1% cap)

NOI $71,947 @ 7.0% cap · market cap 3.20%

Theoretical Best

Office A

$2.58M

$2.25M – $3.01M (±1% cap)

NOI $180,387 @ 7.0% cap · market cap 8.02%

Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Lease Details

2

Residential units

Location Intelligence

Trade Area within ½ mile

345

Businesses Nearby

Explore this area Business Placement

Demographics for 02025, MA

8,381

Population

3,300

Households

2.5

Avg Household Size

44

Median Age

72%

College-Educated

98%

High-School Grad

9.8 sq mi

ZIP Area

855

Density / Sq Mi

$187,060

Median Household Income

$92,566

Median Earnings

$1,959

Median Rent

$1,092,500

Median Home Value

Market

Average Price Trend$/SF for Duplexes in Norfolk County, MA

$437 Jul

$496 Aug

$489 Sep

$458 Oct

Properties on Market for Duplexes in Norfolk County

Jul

Aug

Sep

Oct

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 - Two legal lots provide options for separate residential use or a combined single-family layout.

Where is this duplex located?

The property is located at 88-90 Elm Street Cohasset, MA.

What is the asking price?

The asking price for this property is $2,250,000.

What are key features of this property?

This property features: Two residences on a 0.55‑acre parcel consisting of two legal lots; 4,353 square feet with 15 rooms, 7 bedrooms, and 5.5 bathrooms; Built in 1780 with original wood flooring, antique beams, and fireplaces