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Property profile & analytics
OFF-MARKET
Estimated value
$1,475,000
Investment properties
1137 23rd St, Brooklyn, NY 11210-4518
Individually Owned
4-yr Hold
~
Est. High Equity
Property ID
US63-3842293
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1925
Total area
2,350 SF
Lot
0.07 ac (3,000 SF)
Zoning code
R2
APN
07623-0028
UPID
US63-3842293
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
-
Flatbush Eyecare Associates Inc Ophthalmologist (Bike/Boat/Book/etc) Store
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$1.58M
CAP Approach
CAP
$1.31M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.48M
Owner & transaction history
Nina Derek · 4 yrs held
Nina Derek
since 2021
Last sale
$1.4M
1 recorded transaction
Zoning & alternative use
R2 · Brooklyn, NY
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$1.9M
+126.1%
Retail stores
$1.8M
+119.1%
Office building
$1.3M
+56.6%
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 Brooklyn submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Brooklyn 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
$1,600,000
ML approach
$1,580,000
CAP Approach
CAP Return
Estimation
6%
$1,420,000
6.5%
$1,310,000
7%
$1,220,000
Alternative Use
Use
Estimation
AUTO REPAIR, GARAGE
$1,865,000
Change: +126% · Conversion: Difficult
RETAIL STORES
$1,810,000
Change: +119% · Conversion: Easy
OFFICE BUILDING
$1,295,000
Change: +57% · Conversion: Easy
WAREHOUSE, STORAGE
$1,180,000
Change: +43% · Conversion: Difficult
Blend value · Realmo final
$1.48M
Range $1.33M – $1.62M · ±10% · vs last sale $1.45M (Jul 30 2021)
Last sale anchor
$1.45M
Jul 30 2021
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
$628 / 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
$12,129
Tax year 2024
Assessed value
$87,540
Assessed 2024
Previous assessed
$80,880
+8.2% YoY
Effective rate
13.86%
On assessed value
Assessed land
$26,220
Assessed improvement
$61,320
Land market value
$437,000
Improvement market value
$1,022,000
Total market value
$1,459,000
Applied tax rate
1.0000
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
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Status
Off-Market
Year built
1925
Heating
NONE
Buildings
1
Stories
3
Units
2
Total area
2,350 SF
Lot
0.07 ac (3,000 SF)
Zoning code
R2
APN
07623-0028
UPID
US63-3842293
Jurisdiction
KINGS(BROOKLYN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
R2 · Brooklyn, NY
Zoning R2 · permitted uses
R2 · Brooklyn, NY
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Brooklyn. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
AUTO REPAIR, GARAGE
Est. value
$1.9M
RETAIL STORES
Est. value
$1.8M
OFFICE BUILDING
Est. value
$1.3M
WAREHOUSE, STORAGE
Est. value
$1.2M
AUTO REPAIR, GARAGE
RETAIL STORES
OFFICE BUILDING
WAREHOUSE, STORAGE
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
1925
Heating
NONE
Stories
3
Buildings
1
Units
2
Lot
0.07 ac
Current owner
From public records · entity-resolved
Nina Derek
Individual
Mailing address
1363 E 19TH ST, BROOKLYN, NY 11230-6103
Ownership since
2021
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jul 30, 2021
$1,445,000
Nina Derek
Sharon Fink
Deed
$1,152,000 · Mers
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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