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Property profile & analytics
OFF-MARKET
Estimated value
$810,000
Office buildings
1489 Old Northern Blvd, Roslyn, NY 11576-2179
Entity Owned
6-yr Hold
~
Est. High Equity
Property ID
US63-4686510
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1900
Construction
FRAME
Total area
1,025 SF
Lot
0.22 ac (9,460 SF)
APN
20-00A-00-0204
UPID
US63-4686510
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
-
Serena & Lily Roslyn Home Decor Store Department Store
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$810k
Owner & transaction history
Ac Realty Invtrs LLC · 6 yrs held
Ac Realty Invtrs LLC
since 2019
3 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Neighborhood: shopping center
$900,000
+24.3%
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 Roslyn submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Roslyn 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
OFFICE BUILDING
$725,000
Current use
NEIGHBORHOOD: SHOPPING CENTER
$900,000
Change: +24% · Conversion: Difficult
AUTO REPAIR, GARAGE
$675,000
Change: -7% · Conversion: Difficult
COMMERCIAL (GENERAL)
$665,000
Change: -8% · Conversion: Easy
RETAIL STORES
$585,000
Change: -19% · Conversion: Moderate
Blend value · Realmo final
$810k
Range $729k – $891k · ±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
$790 / 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
$37,085
Tax year 2023
Assessed value
$9,102
Assessed 2023
Previous assessed
$7,774
+17.1% YoY
Effective rate
407.44%
On assessed value
Assessed land
$1,892
Assessed improvement
$7,210
Total market value
$910,200
Applied tax rate
805.0000
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
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1900
Construction
FRAME
Heating
FORCED AIR
Cooling
CENTRAL
Stories
2
Total area
1,025 SF
Lot
0.22 ac (9,460 SF)
APN
20-00A-00-0204
UPID
US63-4686510
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
OFFICE BUILDING Current
Est. value
$725,000
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$900,000
AUTO REPAIR, GARAGE
Est. value
$675,000
COMMERCIAL (GENERAL)
Est. value
$665,000
RETAIL STORES
Est. value
$585,000
OFFICE BUILDING Current
NEIGHBORHOOD: SHOPPING CENTER
AUTO REPAIR, GARAGE
COMMERCIAL (GENERAL)
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
1900
Construction
FRAME
Heating
FORCED AIR
Cooling
Yes
Stories
2
Lot
0.22 ac
Current owner
From public records · entity-resolved
Ac Realty Invtrs LLC
Entity
Mailing address
100 QUENTIN ROOSEVELT BLVD, GARDEN CITY, NY 11530-4874
Ownership since
2019
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
Oct 19, 2022
—
Ac Realty Investors LLC
—
Deed
related
$2,130,000 · Signature Bank
Oct 3, 2019
$1,500,000
Ac Realty Invtrs LLC
Gcvs II LLC
Grant Deed
$400,000 · Gcvs II LLC
Jan 5, 2018
$800,000
Gcvsii LLC
County Of Nassau
Grant Deed
—
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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