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Property profile & analytics
OFF-MARKET
Estimated value
$4,955,000
Medical Office Space
505 70th St 525 New York, NY 10021-4872
Individually Owned
Free & Clear
Property ID
US63-2057350
Property profile
Verified
Property type
Medical Office Space
Use group
DENTAL BUILDING
Year built
1987
Total area
595,492 SF
Lot
0.57 ac (24,956 SF)
Zoning code
R10
APN
01482-0001
UPID
US63-2057350
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
-
Pediatric Pulmonology Physician
-
Dr. Saroj Nimkarn, MD Physician
-
Weill Cornell Internal Medicine Associates (WCIMA) Hospital
-
Ryan Santos, N.P. Physician
-
Weill Cornell Medicine - Pediatric Endocrinology Pediatrician Medical Clinic
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$4.96M
Owner & transaction history
A Manger Limited Pret
A Manger Limited Pret
since 2025
4 recorded transactions
Zoning & alternative use
R10 · New York, 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 New York submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs New York 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
MEDICAL BUILDING
$5,990,000
Current use
Blend value · Realmo final
$4.96M
Range $4.46M – $5.45M · ±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
$8 / 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 2024Property tax & assessments
Tax year 2024
Tax billed
$467,005
Tax year 2024
Assessed value
$110,225,880
Assessed 2024
Previous assessed
$110,531,700
-0.3% YoY
Effective rate
0.42%
On assessed value
Assessed land
$16,200,000
Assessed improvement
$94,025,880
Land market value
$36,000,000
Improvement market value
$219,402,000
Total market value
$255,402,000
Applied tax rate
4.0000
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
Medical Office Space
Use group
DENTAL BUILDING
Status
Off-Market
Year built
1987
Heating
NONE
Buildings
1
Stories
36
Units
535
Total area
595,492 SF
Lot
0.57 ac (24,956 SF)
Zoning code
R10
APN
01482-0001
UPID
US63-2057350
Jurisdiction
NEW YORK(MANHATTAN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
R10 · New York, NY
Zoning R10 · permitted uses
R10 · New York, NY
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
New York. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
MEDICAL BUILDING Current
Est. value
$6.0M
MEDICAL BUILDING Current
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
1987
Heating
NONE
Stories
36
Buildings
1
Units
535
Lot
0.57 ac
Current owner
From public records · entity-resolved
A Manger Limited Pret
Individual
Free & Clear · 0 yrs held
Mailing address
405 E 71ST ST, NEW YORK, NY 10021-4801
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
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 23, 2025
$2,481,446
A Manger Limited Pret
Lonestar Limited Dallas
Deed
—
Dec 14, 2006
—
Royal Charter Props-east INC
—
Deed Of Trust
related
$171,380,000 · Dormitory Authority New York
Nov 29, 2006
—
New York City Hsng Dev Corp
—
Deed Of Trust
related
$98,775,000 · Federal National Mortgage Assn
May 5, 2005
—
Royal Charter Properties-east
—
Deed Of Trust
related
$98,775,000 · Federal National Mortgage Assn
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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