Building Details

Year Built 1885

Listing Agency: Proactive Realty

Listed By: Aaron Katz Show Phone

Source: Amyliptonrealestate

Added: Jun 7 Changed: Oct 4 Last Checked: Oct 16 at 11:08AM

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Investment Insights

Based on property information with market context.

Built in 1885, this 2,394-square-foot residential property is classified as a duplex and offers five bedrooms and two full bathrooms. The interior includes a sitting room, built-in features, generous closet storage, and a second kitchen on the second floor. The existing layout provides flexibility for continued single-family use or a two-family configuration under R2 zoning.

The property is located at 10 Waterlow Street in Boston, Massachusetts. A large backyard provides additional outdoor space for entertaining, gardening, or other property improvements. The home requires updating, while its bedroom count, two-kitchen arrangement, and existing room layout provide a substantial base for renovation.

Key Highlights

• 2,394‑square‑foot duplex built in 1885
• Five bedrooms and two full bathrooms
• Second kitchen located on the 2nd floor

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr

$56,240

Cap Rate

8.65%

Suggested Prices Based on Cap Rates

Cap Rate 5%

$1,124,800 $1.1M

Cap Rate 7%

$803,429 $803.4K

Cap Rate 9%

$624,889 $624.9K

Is this asking price fair?

Market Conditions

NOI Build-Up for 2,394 SF

Gross rent

$106.3K $44.40/SF

− Vacancy

−$4.0K −$1.69/SF

EGI

$102.3K $42.71/SF

− OpEx

−$46.0K −$19.22/SF

NOI

$56.2K $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%

$1,124,800

Cap Rate 7%

$803,429

Cap Rate 9%

$624,889

Alternative Uses

Best Use

Multifamily LT 5

$864.2K

$756.2K – $1.01M (±1% cap)

NOI $60,495 @ 7.0% cap · market cap 9.31%

Second Best

Apartment 5plus

$803.4K

$703.0K – $937.3K (±1% cap)

NOI $56,240 @ 7.0% cap · market cap 8.65%

Theoretical Best

Office A

$1.79M

$1.57M – $2.09M (±1% cap)

NOI $125,484 @ 7.0% cap · market cap 19.31%

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

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Law Firm Real Estate Agency Skin Care Clinic Parking Lot & Garage Building Supply Acupuncture

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

1,523

Businesses Nearby

Explore this area Business Placement

Demographics for 02121, MA

28,766

Population

11,384

Households

2.5

Avg Household Size

33

Median Age

21%

College-Educated

75%

High-School Grad

1.9 sq mi

ZIP Area

15,140

Density / Sq Mi

$38,565

Median Household Income

$33,700

Median Earnings

$1,316

Median Rent

$548,100

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?

Duplex - R2 zoning supports a two-family configuration with flexible interior space and a substantial backyard.

Where is this duplex located?

The property is located at 10 Waterlow St Boston, MA.

What is the asking price?

The asking price for this property is $650,000.

What are key features of this property?

This property features: 2,394‑square‑foot duplex built in 1885; Five bedrooms and two full bathrooms; Second kitchen located on the 2nd floor