New search
Property profile & analytics
FOR LEASE
Office buildings
1311 Mamaroneck Ave, White Plains, NY 10605
Entity Owned
3-yr Hold
~
Est. High Equity
Property ID
US63-6280601
For Lease
1 / 4
$18,420,000
1311 Mamaroneck Ave, White Plains, NY 10605
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Total area
326,307 SF
Lot
22.93 ac (998,831 SF)
Zoning code
C-O
APN
551700 138.18-1-3
UPID
US63-6280601
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
-
Michael Kramer Attorney At Law Law Firm
-
Gerber Life Insurance Company Insurance Agency
-
The Leukemia & Lymphoma Society National Office Corporate Office
-
FedEx Drop Box Postal Service Courier Service
-
Trivella & Forte Law Firm
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$12.79M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$18.42M
Owner & transaction history
Interra White Plains LLC · 3 yrs held
Interra White Plains LLC
since 2022
Last sale
$21.0M
7 recorded transactions
Zoning & alternative use
C-O · White Plains, 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 White Plains submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs White Plains 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
$12,785,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$18.42M
Range $16.58M – $20.26M · ±10% · vs last sale $21.00M (Sep 30 2022)
Last sale anchor
$21.00M
Sep 30 2022
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
$56 / 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 2020Property tax & assessments
Tax year 2020
Assessed value
$1,000,000
Assessed 2023
Previous assessed
$1,135,000
-11.9% YoY
Assessed land
$458,650
Assessed improvement
$541,350
Land market value
$19,190,377
Improvement market value
$22,650,628
Total market value
$41,841,005
Applied tax rate
551,700.0000
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
Buildings
1
Total area
326,307 SF
Lot
22.93 ac (998,831 SF)
Zoning code
C-O
APN
551700 138.18-1-3
UPID
US63-6280601
Jurisdiction
WESTCHESTER
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
C-O · White Plains, NY
Zoning C-O · permitted uses
C-O · White Plains, NY
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
White Plains. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Heating
NONE
Buildings
1
Lot
22.93 ac
Current owner
From public records · entity-resolved
Interra White Plains LLC
Entity
Mailing address
4801 WOODWAY DR, HOUSTON, TX 77056-1884
Ownership since
2022
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
9 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Sep 30, 2022
$21,000,000
Interra White Plains LLC
Osg Grantors Acts
Bargain And Sale Deed
—
Aug 19, 2014
$40,000,000
Osg Mamaroneck LLC
Caf West LLC
Referee's Deed - Used To Transfer Property Pursuant To A Foreclosure Sale In New York Counties
related
—
Oct 27, 2008
$81,775,000
Caf West LLC
Ucm Of Onyx-1311 Mamaroneck Owner
Grant Deed
—
Jan 26, 2007
$13,876,018
Ucm Of Onyx-1311 Mamaroneck Owner
Hutchinson Corporate Park Asso
Grant Deed
$33,971,784 · Column Financial INC
Apr 21, 2005
$779,000
Mary F Barrett
Borwick,samuel S & Beverly C
Grant Deed
$623,200 · Washington Mutual Fsb
—
—
Osg Mamaroneck LLC
—
Loan Modification
related
$35,150,000 · Ab Com'l R/e Debt-b2 Sa Rl
—
—
Osg Mamaroneck LLC
—
Deed Of Trust
related
$6,150,000 · Ab Commercial Real Estate Debt
—
—
Parker Corp Center LLC
—
Deed Of Trust
related
$4,650,015 · Metropolitan Life Insurance
—
—
Ucm Of Onyx-1311 Mamaroneck Owner
—
Deed Of Trust
related
$52,000,000 · Column Financial INC
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?”
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
