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Multifamily Property with Carriage House
For Sale
$3,450,000

664 Washington St. Boston, Boston, MA 02135

Five rental units span a main residence and separate carriage house with shared laundry and flexible workspace.

Property Size6,000 SF
Price / SF$575
Days on Market106

Property Features for 664 Washington St. Boston

General Information

Standard status Active
Size 6,000 SF
Total Parking Spaces 14
Property subtype Residential Income
Zoning 2F-5000
Net Operating Income $125,000

Taxes and HOA fees

Annual Taxes $23,627

Building Details

Building Size 6,000 SF
Year Built 1865
Stories 3
Listed By: Ashley Paiva
Source: Milestonerealtyinc
Added: Jul 7 Changed: Oct 7 Last Checked: Oct 7 at 9:27AM

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 Ashley Paiva

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Investment Insights

Based on property information with market context.

This multifamily property at 664 Washington St. includes three parcels and approximately 0.73 acres. The existing configuration contains five rental units distributed between a main house and a separate carriage house. The main house includes a two-unit arrangement: one 5–6-bedroom, 2-bath unit across two floors and one 2-bedroom, 1-bath unit.

The carriage house contains two 1-bedroom, 1-bath units and one 3-bedroom, 1-bath unit. Its three residences share a common laundry room, while an adjoining open-air area features wood beams, granite elements, and 9-foot ceilings. A third parcel of approximately 0.35 acres is included next door. The property is zoned 2F-5000 and is located in Brighton near Newton Corner.

Key Highlights

  • Five rental units across a main house and carriage house
  • Main house includes a 5–6BR/2BA unit and a 2BR/1BA unit
  • Carriage house contains two 1BR/1BA units and one 3BR/1BA unit

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$140,952
Cap Rate
4.09%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$2,819,040 $2.8M
Cap Rate 7%
$2,013,600 $2.0M
Cap Rate 9%
$1,566,133 $1.6M
Market Conditions
NOI Build-Up for 6,000 SF
Gross rent
$266.4K $44.40/SF
− Vacancy
−$10.1K −$1.69/SF
EGI
$256.3K $42.71/SF
− OpEx
−$115.3K −$19.22/SF
NOI
$141.0K $23.49/SF
Area
Boston, MA
Vacancy
3.80%
Lease Rate
$44.40 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$2,819,040
Cap Rate 7%
$2,013,600
Cap Rate 9%
$1,566,133

Alternative Uses

Best Use
Apartment 5plus
$2.01M
$1.76M – $2.35M (±1% cap)
NOI $140,952 @ 7.0% cap · market cap 4.09%
Second Best
—
—
no second resolved use
Theoretical Best
Office A
$4.49M
$3.93M – $5.24M (±1% cap)
NOI $314,496 @ 7.0% cap · market cap 9.12%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Location Intelligence

Trade Area within ½ mile

2,178
Businesses Nearby

Demographics for 02135, MA

47,232
Population
22,519
Households
2.1
Avg Household Size
29
Median Age
71%
College-Educated
93%
High-School Grad
2.6 sq mi
ZIP Area
18,166
Density / Sq Mi
$88,208
Median Household Income
$57,124
Median Earnings
$2,179
Median Rent
$684,000
Median Home Value

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?
Multifamily property - Five rental units span a main residence and separate carriage house with shared laundry and flexible workspace.
Where is this multifamily property located?
The property is located at 664 Washington St. Boston Boston, MA.
What is the asking price?
The asking price for this property is $3,450,000.
What are key features of this property?
This property features: Five rental units across a main house and carriage house; Main house includes a 5–6BR/2BA unit and a 2BR/1BA unit; Carriage house contains two 1BR/1BA units and one 3BR/1BA unit
More about this property
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