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Property profile & analytics
OFF-MARKET
Estimated value
$3,420,000
Office buildings
5 Riv Rd Cos Cob, CT 06807-2717
Entity Owned
3-yr Hold
Free & Clear
Property ID
US15-0893970
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1982
Construction
STEEL FRAME
Total area
8,560 SF
Lot
0.48 ac (20,909 SF)
Zoning code
WB
APN
GREE M:08 B:2444/S
UPID
US15-0893970
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
-
Sanko Kisen USA Corporation Business Management Consultant
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$3.37M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$2.20M
Blend (final)
Blend
$3.42M
Owner & transaction history
Trinity Church · 3 yrs held
Trinity Church
since 2023
Last sale
$3.5M
7 recorded transactions
Zoning & alternative use
WB · Cos Cob, CT
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant
$2.2M
+47.2%
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 Cos Cob submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Cos Cob 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
Method
Estimation
Statistic approach
$3,305,000
ML approach
$3,370,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
RESTAURANT
$2,200,000
Change: +47% · Conversion: Moderate
Blend value · Realmo final
$3.42M
Range $3.08M – $3.76M · ±10% · vs last sale $3.50M (Jul 12 2023)
Last sale anchor
$3.50M
Jul 12 2023
Realmo estimate · informational only.
These numbers are calculated by our models from public records and may not reflect actual market value.
Not an appraisal.
Verify with a licensed appraiser before transacting. Realmo accepts no liability for divergence from real-world outcomes.
View the full estimation — every method, every assumption
Confidence drivers & risk notes · Custom comparable set · Free for first 3 / day
Full estimation methodology
Every method · every assumption · confidence drivers
Price per SF
Sale + rent benchmarks
Subject property
$400 / 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 2023Property tax & assessments
Tax year 2023
Tax billed
$39,575
Tax year 2023
Assessed value
$3,401,090
Assessed 2023
Previous assessed
$3,401,090
+0.0% YoY
Effective rate
1.16%
On assessed value
Assessed land
$1,194,200
Assessed improvement
$2,206,890
Applied tax rate
124.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
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
1982
Construction
STEEL FRAME
Heating
HOT WATER
Buildings
1
Stories
2
Rooms
6
Bathrooms
2
Total area
8,560 SF
Lot
0.48 ac (20,909 SF)
Zoning code
WB
APN
GREE M:08 B:2444/S
UPID
US15-0893970
Jurisdiction
GREENWICH
Zoning & alternative use
WB · Cos Cob, CT
Zoning WB · permitted uses
WB · Cos Cob, CT
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Cos Cob. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RESTAURANT
Est. value
$2.2M
RESTAURANT
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Alternative use deep dive
Conversion cost · permit path · stabilized NOI per option
Building & site characteristics
From public records
Year built
1982
Construction
STEEL FRAME
Heating
HOT WATER
Stories
2
Buildings
1
Rooms
6
Bathrooms
2
Lot
0.48 ac
Current owner
From public records · entity-resolved
Trinity Church
Entity
Free & Clear · 3 yrs held
Mailing address
5 RIV RD, COS COB, CT 06807-2717
Mailing matches property
Yes
Owner-occupied
Yes
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
46 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jul 12, 2023
—
Trinity Church
River Road 5 LLC
Quit Claim Deed
related
—
Aug 12, 2016
$3,500,000
River Road 5 LLC
Sanko Kisen USA Corp
Warranty Deed
$2,700,000 · Trinity Church
Nov 13, 2001
$23,000
Melnel INC
Mianus River Assoc
Grant Deed
—
Jun 25, 2001
$1,400,000
Jared Specthrie
Cooper,john W 3rd
Quit Claim Deed
—
Nov 30, 1993
$500,400
David Graham
Davis,tylor
Warranty Deed
related
$364,000 · Eastern Mortgage Corp
Jun 4, 1993
$1,035,000
Sanko Kisen Corp
Mianus River Assoc
Warranty Deed
—
Apr 2, 1992
$72,000
Mianus River Assoc
Muir,frederick
Warranty Deed
—
Nov 26, 1990
$35,000
Jack Castiglia
Mianus River Assoc
Grant Deed
—
Jul 17, 1990
$59,000
Mianus River Assoc
Sider,william
Grant Deed
—
Jun 27, 1990
$59,000
Mianus River Assoc
Ferrier,dennis
Grant Deed
—
Apr 12, 1990
$58,350
Richard Goldwater
Mianus River Assoc
Grant Deed
—
Jan 18, 1990
$65,000
Stephen Hudacek
Mianus River Assoc
Grant Deed
—
Nov 2, 1989
$113,000
Steven Kimelman
Mianus River Assoc
Grant Deed
—
May 22, 1989
$90,450
Jon Tozzi
Mianus River Assoc
Grant Deed
—
Mar 23, 1989
$94,000
Rodney Viccari
Mianus River Assoc
Grant Deed
$60,000 · First Federal Bank Of Ct
Mar 10, 1989
$63,600
Steven Beaumont
Mianus River Assoc
Grant Deed
—
Mar 9, 1989
$77,200
Howard Kaye
Mianus River Assoc
Grant Deed
—
Jan 9, 1989
$75,000
Carl Palumbo
Mianus River Assoc
Grant Deed
—
Dec 19, 1988
$100,500
Michael Benerofe
Mianus River Assoc
Grant Deed
—
Nov 14, 1988
$63,000
Thomas Hickey
Mianus River Assoc
Grant Deed
$56,700 · Webster Bank
Sep 26, 1988
$107,000
Zale Zoff
Mianus River Assoc
Grant Deed
$84,500 · Webster Bank
Sep 16, 1988
$101,000
Anthony Carlucci
Mianus River Assoc
Grant Deed
$80,000 · Zuckerman Family Nomi
Aug 22, 1988
$115,500
David Henderson
Mianus River Assoc
Grant Deed
$103,950 · First Federal Bank Of Ct
Jul 28, 1988
$87,750
Allen Baboian
Mianus River Assoc
Grant Deed
$70,000 · First Federal Bank Of Ct
Jul 26, 1988
$84,075
Kenneth Eber
Mianus River Assoc
Grant Deed
$66,000 · First Federal Bank Of Ct
Jul 22, 1988
$80,000
Marvin Glauber
Mianus River Assoc
Grant Deed
—
Jul 19, 1988
$51,775
Anthony Donofrio
Mianus River Assoc
Grant Deed
—
Jul 18, 1988
$107,825
Anthony Giardina
Mianus River Assoc
Grant Deed
$80,000 · First Federal Bank Of Ct
Jul 14, 1988
$135,450
Vito Denardo
Mianus River Assoc
Grant Deed
$105,637 · First Federal Bank Of Ct
Jul 13, 1988
$135,450
Allen Kalman
Mianus River Assoc
Grant Deed
$50,000 · First Federal Bank Of Ct
Jul 8, 1988
$103,950
Jack Castiglia
Mianus River Assoc
Grant Deed
—
Jul 6, 1988
$68,850
Yoel Kende
Mianus River Assoc
Grant Deed
—
Jun 30, 1988
$52,650
Dennis Ferrier
Mianus River Assoc
Grant Deed
—
Jun 28, 1988
$63,450
Barbara Kratovil
Mianus Riv Assoc
Grant Deed
—
Jun 24, 1988
$118,500
Anthony Battaglia
Mianus River Assoc
Grant Deed
—
Jun 20, 1988
$65,500
Ronald Bealer
Mianus River Assoc
Grant Deed
—
May 31, 1988
$90,450
Michael Abruzese
Mianus River Assoc
Grant Deed
$46,450 · Union Trust Co
May 25, 1988
$52,500
Gino Iebba
Mianus River Assoc
Grant Deed
$30,000 · Union Trust Co
May 11, 1988
$68,650
Janice Griyns
Marianus Riv Assoc
Grant Deed
$50,000 · Union Trust Co
May 6, 1988
$111,150
Charles Ferguson
Mianus Riv Aooc
Grant Deed
$88,000 · Union Trust Co
May 2, 1988
$80,500
Henry Muir
Mianus River Assoc
Grant Deed
—
Apr 29, 1988
$58,950
Wm Sider
Mianus Riv Assoc
Grant Deed
—
Apr 26, 1988
$50,800
Salvatore Sciortino JR
Mianus River Assoc
Grant Deed
—
Apr 25, 1988
$83,250
Anthony Fraulo
Mianus River Assoc
Grant Deed
$55,000 · Union Trust Co
Feb 29, 1988
$135,450
Barry Mactaggart
Mianus River Assoc
Grant Deed
—
Dec 16, 1987
—
Mianus River Assoc
—
Deed Of Trust
related
$500,000 · Greenwich Fed'l S&l Assn
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.
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