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Property profile & analytics
OFF-MARKET
Estimated value
$1,810,000
Investment properties
591 Willis Ave 601 Williston Park, NY 11596-1100
Entity Owned
21-yr Hold
~
Est. High Equity
Property ID
US63-2545589
Property profile
Verified
Property type
Investment properties
Use group
STORE/OFFICE (MIXED USE)
Year built
1990
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
4,200 SF
Lot
0.23 ac (10,100 SF)
APN
09-167-00-0001
UPID
US63-2545589
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
-
Emporio del Gelato Department Store
-
Bubbles on Tap Party Supply Store Rental Equipment Company
-
Dolce & Gelato Catering Take-out & Catering Catering Service
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.81M
Owner & transaction history
Park Plaza Nassau LLC · 21 yrs held
Park Plaza Nassau LLC
since 2004
3 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Office building
$3.0M
+9.0%
Auto repair, garage
$2.8M
+1.5%
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 Williston Park submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Williston Park 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%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$2,720,000
Current use
OFFICE BUILDING
$2,965,000
Change: +9% · Conversion: Easy
AUTO REPAIR, GARAGE
$2,760,000
Change: +2% · Conversion: Difficult
RETAIL STORES
$2,395,000
Change: -12% · Conversion: Easy
Blend value · Realmo final
$1.81M
Range $1.63M – $1.99M · ±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
$431 / 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
$25,438
Tax year 2023
Assessed value
$6,812
Assessed 2023
Previous assessed
$6,812
+0.0% YoY
Effective rate
373.43%
On assessed value
Assessed land
$2,999
Assessed improvement
$3,813
Total market value
$681,200
Applied tax rate
710.0000
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
STORE/OFFICE (MIXED USE)
Status
Off-Market
Year built
1990
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
CENTRAL
Stories
1
Total area
4,200 SF
Lot
0.23 ac (10,100 SF)
APN
09-167-00-0001
UPID
US63-2545589
Jurisdiction
NASSAU
Metro division
NASSAU-SUFFOLK, NY METROPOLITAN DIVISION
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
COMMERCIAL (GENERAL) Current
Est. value
$2.7M
OFFICE BUILDING
Est. value
$3.0M
AUTO REPAIR, GARAGE
Est. value
$2.8M
RETAIL STORES
Est. value
$2.4M
COMMERCIAL (GENERAL) Current
OFFICE BUILDING
AUTO REPAIR, GARAGE
RETAIL STORES
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
1990
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
Yes
Stories
1
Lot
0.23 ac
Current owner
From public records · entity-resolved
Park Plaza Nassau LLC
Entity
Mailing address
20 W 20TH ST, NEW YORK, NY 10011-4213
Ownership since
2004
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Sep 24, 2004
$1,300,000
Park Plaza Nassau LLC
Tristar Heritage LLC
Warranty Deed
$1,200,000 · Bravo Realty Corp
—
—
Park Plaza Nassau LLC
—
Deed Of Trust
related
$314,366 · Melrose Cu
—
—
Park Plaza Nassau LLC
—
Deed Of Trust
related
$61,358 · Melrose Cu
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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