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Property profile & analytics
FOR SALE
Investment properties
87 Greenwich St, New York, NY 10006
Individually Owned
17-yr Hold
~
Est. High Equity
Property ID
US63-0829522
For Sale
1 / 2
$13,250,000
87 Greenwich St, New York, NY 10006
View Listing →
Property profile
Verified
Property type
Investment properties
Use group
STORE/OFFICE (MIXED USE)
Year built
2004
Total area
3,999 SF
Lot
0.03 ac (1,329 SF)
Zoning code
C5-5
APN
00019-0021
UPID
US63-0829522
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$1.96M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.58M
Owner & transaction history
William D Koulmentas · 17 yrs held
William D Koulmentas
since 2008
7 recorded transactions
Zoning & alternative use
C5-5 · New York, NY
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 New York submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs New York 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
by Request
ML approach
by Request
CAP Approach
CAP Return
Estimation
6%
$2,125,000
6.5%
$1,960,000
7%
$1,820,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$2,555,000
Change: -12% · Conversion: Easy
Blend value · Realmo final
$1.58M
Range $1.42M – $1.73M · ±10%
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
$394 / 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
$60,781
Tax year 2024
Assessed value
$573,840
Assessed 2024
Previous assessed
$547,200
+4.9% YoY
Effective rate
10.59%
On assessed value
Assessed land
$320,850
Assessed improvement
$252,990
Land market value
$713,000
Improvement market value
$581,000
Total market value
$1,294,000
Applied tax rate
4.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
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
STORE/OFFICE (MIXED USE)
Status
For Sale
Year built
2004
Heating
NONE
Buildings
1
Stories
3
Units
1
Total area
3,999 SF
Lot
0.03 ac (1,329 SF)
Zoning code
C5-5
APN
00019-0021
UPID
US63-0829522
Jurisdiction
NEW YORK(MANHATTAN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
C5-5 · New York, NY
Zoning C5-5 · permitted uses
C5-5 · New York, NY
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
New York. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING
Est. value
$2.6M
OFFICE BUILDING
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
2004
Heating
NONE
Stories
3
Buildings
1
Units
1
Lot
0.03 ac
Current owner
From public records · entity-resolved
William D Koulmentas
Individual
Mailing address
87 GREENWICH ST, NEW YORK, NY 10006-2205
Ownership since
2008
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
7 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 20, 2016
—
11 Rector Street LLC
—
Deed
related
$768,446 · Signature Bank
Sep 16, 2008
—
William D Koulmentas
Koulmentas,george & Helen
Quit Claim Deed
related
$3,908,960 · First Central Savings Bank
—
—
11 Rector Street LLC
—
Deed Of Trust
related
$2,000,000 · First Central Savings Bank
—
—
Velika,llc
—
Deed Of Trust
related
$1,700,000 · First Central Savings Bank
—
—
11 Rector Street LLC
—
Loan Modification
related
$1,990,000 · Td Bank NA
—
—
11 Rector Street LLC
—
Loan Modification, Consolidation And Extension
related
$2,500,000 · Signature Bk
—
—
Velika LLC
—
Deed Of Trust
related
$409,624 · First Central Savings Bank
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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