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Property profile & analytics
OFF-MARKET
Estimated value
$1,600,000
Office buildings
1 Underhill Rd, Glen Head, NY 11545-1755
Entity Owned
19-yr Hold
Free & Clear
Property ID
US63-3254551
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1960
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
5,436 SF
Lot
0.97 ac (42,340 SF)
APN
21-00S-00-0314
UPID
US63-3254551
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
$1.38M
CAP Approach
CAP
$1.54M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.60M
Owner & transaction history
Gsm 119 LLC · 19 yrs held
Gsm 119 LLC
since 2007
Last sale
$1.6M
6 recorded transactions
Zoning & alternative use
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 Glen Head submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Glen Head 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
$1,850,000
ML approach
$1,375,000
CAP Approach
CAP Return
Estimation
6%
$1,660,000
6.5%
$1,535,000
7%
$1,425,000
Blend value · Realmo final
$1.60M
Range $1.44M – $1.76M · ±10% · vs last sale $1.62M (Dec 4 2020)
Last sale anchor
$1.62M
Dec 4 2020
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
$294 / 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
Assessed value
$22,399
Assessed 2023
Previous assessed
$22,399
+0.0% YoY
Assessed land
$11,857
Assessed improvement
$10,542
Total market value
$2,239,900
Applied tax rate
501.0000
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
1960
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
CENTRAL
Stories
1
Total area
5,436 SF
Lot
0.97 ac (42,340 SF)
APN
21-00S-00-0314
UPID
US63-3254551
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
Building & site characteristics
From public records
Year built
1960
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
Yes
Stories
1
Lot
0.97 ac
Current owner
From public records · entity-resolved
Gsm 119 LLC
Entity
Free & Clear · 19 yrs held
Mailing address
28 SCHOOL ST, GLEN COVE, NY 11542-2512
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2007
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
6 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 4, 2020
—
Gchq Realty LLC
—
Deed
related
$1,296,000 · First National Bank
Feb 13, 2007
$10
Gsm 119 LLC
119 Glen Cove Assoc LLC
Warranty Deed
related
—
—
—
Saf Li LLC
—
Deed Of Trust
related
$155,000,000 · Deutsche Bk Ag Cayman Iss Br
—
—
Saf Li LLC
—
Deed Of Trust
related
$155,000,000 · Deutsche Bk Ag Cayman Iss Br
—
—
Gchq Realty LLC
—
Deed Of Trust
related
$92,804 · Miscellaneous Govt Agcy
—
—
119 Glen Cove Assoc LLC
—
Deed Of Trust
related
$1,122,045 · New York Community 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.
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