Back to Search
Property profile & analytics
OFF-MARKET
Investment properties
26 Riv St Cambridge, MA 02139-5003
Individually Owned
3-yr Hold
Property ID
US38-0317497
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1900
Construction
FRAME
Total area
4,179 SF
Lot
0.05 ac (2,235 SF)
Zoning code
C-1
APN
CAMB M:00105 L:00119
UPID
US38-0317497
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
-
OakTree International School High School
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Mohammed Zalloum · 3 yrs held
Mohammed Zalloum
since 2023
Last sale
$206,500
5 recorded transactions
Zoning & alternative use
C-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
—
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
Assessed value
$1,564,000
Assessed 2024
Previous assessed
$1,564,000
+0.0% YoY
Assessed land
$742,000
Assessed improvement
$822,000
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
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Status
Off-Market
Year built
1900
Construction
FRAME
Heating
HOT WATER
Buildings
1
Stories
3
Units
3
Bathrooms
4
Total area
4,179 SF
Lot
0.05 ac (2,235 SF)
Zoning code
C-1
APN
CAMB M:00105 L:00119
UPID
US38-0317497
Jurisdiction
CAMBRIDGE
Metro division
CAMBRIDGE-NEWTON-FRAMINGHAM, MA METROPOLITAN DIVISION
Zoning & alternative use
C-1 · Cambridge, MA
Zoning C-1 · permitted uses
C-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
1900
Construction
FRAME
Heating
HOT WATER
Stories
3
Buildings
1
Units
3
Bathrooms
4
Lot
0.05 ac
Current owner
From public records · entity-resolved
Mohammed Zalloum
Individual
Mailing address
30 RIV ST, CAMBRIDGE, MA 02139-3701
Ownership since
2023
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jan 3, 2023
—
Mohammed Zalloum
Cambridge City Of
Redemption Deed
related
—
Jul 27, 1999
—
26 River St. RT
—
Deed Of Trust
related
$190,000 · Middlesex Fsla
Nov 9, 1990
$206,500
26 River St. RT
Herbani,sami
Grant Deed
—
Apr 5, 1989
$175,000
Sami Herbawi
Freedom Bicent T
Grant Deed
$207,000 · Northeastern Mortgage Co
Dec 23, 1988
—
Freedom Bicentenial Tr
—
Deed Of Trust
related
$40,000 · Zwi Kohorn
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
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 26 Riv St?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
