New search
Property profile & analytics
OFF-MARKET
Estimated value
$2,290,000
Office buildings
6 Bigelow St, Cambridge, MA 02139-2384
Entity Owned
Absentee Owner
Free & Clear
Property ID
US38-0553337
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1876
Construction
FRAME
Total area
6,600 SF
Lot
0.15 ac (6,516 SF)
Zoning code
O-1
APN
CAMB M:00118 L:00034
UPID
US38-0553337
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Cambridge TMS Crisis Center Medical Clinic
-
Mona Itani Physician
-
Gurty Jean-Denis Counselor Marriage Or Relationship Counselor
-
BAE Stella MD Physician
-
Ann Maderer Alternative Medicine Practice Acupuncture
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$2.29M
Owner & transaction history
CHARLES MONTAGUE ASSOC
CHARLES MONTAGUE ASSOC
Zoning & alternative use
O-1 · Cambridge, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs Cambridge submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Cambridge submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
$347 / SF
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$27,248
Tax year 2024
Assessed value
$2,605,000
Assessed 2024
Previous assessed
$2,605,000
+0.0% YoY
Effective rate
1.05%
On assessed value
Assessed land
$834,700
Assessed improvement
$1,770,300
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1876
Construction
FRAME
Heating
HOT WATER
Cooling
YES
Buildings
1
Stories
3
Units
3
Total area
6,600 SF
Lot
0.15 ac (6,516 SF)
Zoning code
O-1
APN
CAMB M:00118 L:00034
UPID
US38-0553337
Jurisdiction
CAMBRIDGE
Metro division
CAMBRIDGE-NEWTON-FRAMINGHAM, MA METROPOLITAN DIVISION
Zoning & alternative use
O-1 · Cambridge, MA
Zoning O-1 · permitted uses
O-1 · Cambridge, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Cambridge. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1876
Construction
FRAME
Heating
HOT WATER
Cooling
Yes
Stories
3
Buildings
1
Units
3
Lot
0.15 ac
Current owner
From public records · entity-resolved
CHARLES MONTAGUE ASSOC
Individual
Free & Clear · 0 yrs held
Mailing address
339 BROADWAY, CAMBRIDGE, MA 02139-1839
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
—
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
No recorded transactions
No recorded transactions found for this property.
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
Try Rey
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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