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Property profile & analytics
FOR LEASE
Office buildings
414 Main St, Port Jefferson, NY 11777
Entity Owned
1-yr Hold
~
Est. High Equity
Property ID
US63-4472342
For Lease
1 / 2
Contact for pricing
414 Main St, Port Jefferson, NY 11777
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Lot
0.87 ac (37,897 SF)
APN
0206-016.00-02.00-001.000
UPID
US63-4472342
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
-
Jose Rosario - Morgan Stanley Financial Advisor
-
Capital Logistics Trucking Company
-
Jennifer Serrentino, M.D Physician
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Dr. Crewson Andrew Martin Physician Medical Clinic
-
John P Fitzpatrick - Morgan Stanley Financial Advisor
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Port Development LLC · 1 yrs held
Port Development LLC
since 2025
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 Port Jefferson submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Port Jefferson 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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 2020Property tax & assessments
Tax year 2020
Assessed value
$58,500
Assessed 2023
Previous assessed
$58,500
+0.0% YoY
Assessed land
$4,000
Assessed improvement
$54,500
Land market value
$6,452
Improvement market value
$87,903
Total market value
$94,355
Applied tax rate
472,206.0000
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
For Lease
Heating
NONE
Lot
0.87 ac (37,897 SF)
APN
0206-016.00-02.00-001.000
UPID
US63-4472342
Jurisdiction
SUFFOLK
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
Heating
NONE
Lot
0.87 ac
Current owner
From public records · entity-resolved
Port Development LLC
Entity
Mailing address
414 MAIN ST, PORT JEFFERSON, NY 11777-1686
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2025
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
May 29, 2025
—
Port Development LLC
—
Deed
related
$1,700,000 · Hanover Community Bank
Sep 2, 2020
—
Barnum Equities LLC
—
Deed
related
$7,400,000 · New York Cmnty Bk
—
—
Barnum Equities LLC
—
Deed Of Trust
related
$900,080 · New York Cmnty Bk
—
—
Barnum Equities LLC
—
Deed Of Trust
related
$720,589 · New York Community Bank
—
—
Barnum Equities LLC
—
Deed Of Trust
related
$701,539 · New York Cmnty Bk
—
—
Barnum Equities LLC
—
Loan Modification, Consolidation And Extension
related
$7,400,000 · New York Cmnty Bk
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
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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