
4 Union St Boston — Photo 1 of 42
$2,550,000
4 Union St, Boston, MA 02135
Boston, MA 02135 — Brighton
Beds
12
Baths
7.5
SqFt
5,202
Style
4 Family
Built
1925
Situated on a prominent corner lot in Brighton, 4 Union Street presents a compelling multifamily investment opportunity consisting of four spacious duplex residences totaling 12 bedrooms and 7.5 bathrooms across approximately 5,202 square feet of living area. The property generates approximately $180,000 in annual rental and parking income, with leases currently in place through August 31, 2027, providing an incoming investor with immediate and predictable cash flow. Strong historical occupancy and consistent rental demand are supported by the property's proximity to area universities, major employment and medical centers, restaurants, public transportation, and convenient highway access. Each residence offers generous living space, in-unit laundry, and outdoor deck space. Separate utilities provide operational efficiency and limit owner-paid expenses. Off-street parking area accommodates up to eight vehicles, providing an additional source of income in a supply-constrained urban market. With its combination of strong in-place income, desirable unit layouts, extensive parking, and established rental history, 4 Union Street offers investors a well-positioned income-producing asset in one of Boston's most active rental markets.
Key facts
It was listed on September 10, 2026. The annual property taxes are $16,386 (2025 tax year). It sits on a 0.14-acre (6,200 sq ft) lot.
Market Value Analysis
* Analysis is based on 21 actively listed and recently sold comparable properties strictly within Boston, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Range • Dishwasher • Disposal • Refrigerator • Freezer • Washer • Dryer • Range Hood
Neighborhood
Public Transportation • Park • Walk/Jog Trails • Golf • Medical Facility • Highway Access
Geography
Questions about this home
When was 4 Union St, Boston listed?
4 Union St, Boston was listed on September 10, 2026.
Has the price of 4 Union St, Boston changed?
The price hasn't changed since it was listed at $2,550,000.
What are the property taxes for 4 Union St, Boston?
The annual property taxes for 4 Union St, Boston are $16,386 (2025 tax year).
How big is the lot at 4 Union St, Boston?
4 Union St, Boston sits on a 0.14-acre (6,200 sq ft) lot.
What is the status of 4 Union St, Boston?
4 Union St, Boston is actively listed for sale.
Population
43,149
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$91K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
76.7%
U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)
New Construction Permits — Suffolk County
2,337 housing units permitted in the last 12 months (+13% vs the prior 12 months) — 2,062 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Jul '26)
Listing Agent: Ian Armstrong
Listing Office: NextGen Realty, Inc.
MLS® Number: 73575105









