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Renovated Three-Level Duplexes
For Sale
$1,149,000

17-19 Clarence St, Boston, MA 02119

Two updated townhomes combine substantial bedroom counts with modernized kitchens, baths, systems, and interior finishes.

Property Size3,036 SF
Days on Market8

Property Features for 17-19 Clarence St

General Information

Standard status Active
Size 3,036 SF
Property subtype 2 Family - 2 Units Side by Side

Units

Unit Mix 1 x 5BR/2.5BA + office, 1 x 4BR/4.5BA
Multifamily Units 2

Additional Details

Public Transit Yes

Taxes and HOA fees

Annual Taxes $12,998

Amenities

central air conditioning
roof access

Building Details

Building Size 3,036 SF
Year Built 1890
Stories 3
Listing Agency: MIG
Listed By: Nichols Realty Team
Source: Allisonmazer
Added: Aug 14 Changed: Aug 21 Last Checked: Aug 21 at 10:25AM

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 MIG

Investment Insights

Based on property information with market context.

This duplex property includes two renovated townhomes, each arranged across three levels with approximately 1,518 square feet of living space. Unit 19 provides five bedrooms, two and one-half bathrooms, and a separate office, while Unit 17 includes four bedrooms and four and one-half bathrooms. Improvements extend to the electrical, plumbing, heating, kitchens, bathrooms, flooring, and interior finishes. Stainless steel appliances, hardwood floors, central air conditioning, pendant fixtures, and recessed lighting add to the interior specifications.

Upper-level city views and direct roof access are additional features. The property is near public transportation, shopping, restaurants, and neighborhood amenities, with downtown Boston described as a 5–10 minute ride away. Built in 1890, the two-townhome configuration supports separate residential living arrangements within one property.

Key Highlights

  • Two three‑level townhomes, each approximately 1,518 square feet
  • Unit 19 includes 5 bedrooms, 2.5 bathrooms, and a dedicated office
  • Unit 17 offers 4 bedrooms and 4.5 bathrooms

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
$76,718
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
6.68%
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%
$1,534,360 $1.5M
Cap Rate 7%
$1,095,971 $1.1M
Cap Rate 9%
$852,422 $852.4K
Market Conditions
NOI Build-Up for 3,036 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
$114.8K $37.80/SF
− Vacancy
−$5.2K −$1.70/SF
EGI
$109.6K $36.10/SF
− OpEx
−$32.9K −$10.83/SF
NOI
$76.7K $25.27/SF
Area
Boston, MA
Vacancy
4.50%
Lease Rate
$37.80 /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%
$1,534,360
Cap Rate 7%
$1,095,971
Cap Rate 9%
$852,422

Alternative Uses

Best Use
Multifamily LT 5
$1.10M
$959.0K – $1.28M (±1% cap)
NOI $76,718 @ 7.0% cap · market cap 6.68%
Second Best
Apartment 5plus
$1.02M
$891.5K – $1.19M (±1% cap)
NOI $71,322 @ 7.0% cap · market cap 6.21%
Theoretical Best
Office A
$2.27M
$1.99M – $2.65M (±1% cap)
NOI $159,135 @ 7.0% cap · market cap 13.85%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Law Firm Real Estate Agency Accounting Firm Carpet & Flooring Store (Bike/Boat/Book/etc) Store Pet Grooming Service

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

2
Residential units

Location Intelligence

Trade Area within ½ mile

2,189
Businesses Nearby

Demographics for 02119, MA

29,175
Population
12,937
Households
2.3
Avg Household Size
34
Median Age
30%
College-Educated
81%
High-School Grad
1.6 sq mi
ZIP Area
18,234
Density / Sq Mi
$43,255
Median Household Income
$38,664
Median Earnings
$1,252
Median Rent
$668,900
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 - Two updated townhomes combine substantial bedroom counts with modernized kitchens, baths, systems, and interior finishes.
Where is this duplex located?
The property is located at 17-19 Clarence St Boston, MA.
What is the asking price?
The asking price for this property is $1,149,000.
What are key features of this property?
This property features: Two three‑level townhomes, each approximately 1,518 square feet; Unit 19 includes 5 bedrooms, 2.5 bathrooms, and a dedicated office; Unit 17 offers 4 bedrooms and 4.5 bathrooms
More about this property
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