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Property profile & analytics
OFF-MARKET
Estimated value
$4,255,000
Manufacturing properties
51 1st St Brooklyn, NY 11249-4101
Individually Owned
Free & Clear
Property ID
US63-2715404
Property profile
Verified
Property type
Manufacturing properties
Use group
FACTORY (MANUFACTURING)
Year built
1930
Total area
4,080 SF
Lot
0.1 ac (4,325 SF)
Zoning code
M12R6
APN
02390-0035
UPID
US63-2715404
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
-
SassyPants Aerial Arts, LLC (Laura Witwer) Theater & Performing Art Venue DJ & Entertainment
-
Custom METAL DESIGN 30+year experience Construction Company General Contractor
-
laura witwer Training Center
-
Streb, Inc Theater & Performing Art Venue Training Center
-
Espana Streb Trapeze Academy High School
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$4.29M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$4.26M
Owner & transaction history
Ann Mathewspereira
Ann Mathewspereira
since 2026
Last sale
$4.3M
3 recorded transactions
Zoning & alternative use
M12R6 · Brooklyn, NY
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Commercial (general)
$6.0M
+159.2%
Auto repair, garage
$3.2M
+40.0%
Retail stores
$3.1M
+35.7%
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
$4,240,000
ML approach
$4,285,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$6,000,000
Change: +159% · Conversion: Difficult
AUTO REPAIR, GARAGE
$3,240,000
Change: +40% · Conversion: Easy
RETAIL STORES
$3,140,000
Change: +36% · Conversion: Moderate
Blend value · Realmo final
$4.26M
Range $3.83M – $4.68M · ±10% · vs last sale $4.25M (Apr 13 2023)
Last sale anchor
$4.25M
Apr 13 2023
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
$1,043 / 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
$27,073
Tax year 2024
Assessed value
$255,600
Assessed 2024
Previous assessed
$318,150
-19.7% YoY
Effective rate
10.59%
On assessed value
Assessed land
$39,150
Assessed improvement
$216,450
Land market value
$87,000
Improvement market value
$481,000
Total market value
$568,000
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
Manufacturing properties
Use group
FACTORY (MANUFACTURING)
Status
Off-Market
Year built
1930
Heating
NONE
Buildings
1
Stories
1
Total area
4,080 SF
Lot
0.1 ac (4,325 SF)
Zoning code
M12R6
APN
02390-0035
UPID
US63-2715404
Jurisdiction
KINGS(BROOKLYN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
M12R6 · Brooklyn, NY
Zoning M12R6 · permitted uses
M12R6 · 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
COMMERCIAL (GENERAL)
Est. value
$6.0M
AUTO REPAIR, GARAGE
Est. value
$3.2M
RETAIL STORES
Est. value
$3.1M
COMMERCIAL (GENERAL)
AUTO REPAIR, GARAGE
RETAIL STORES
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
1930
Heating
NONE
Stories
1
Buildings
1
Lot
0.1 ac
Current owner
From public records · entity-resolved
Ann Mathewspereira
Individual
Free & Clear · 0 yrs held
Mailing address
610 MYRTLE AVE, BROOKLYN, NY 11205-3664
Ownership since
2026
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Mar 30, 2026
$3,999,999
Ann Mathewspereira
51 S 1 LLC
Deed
—
Jul 30, 2024
—
51 S 1 LLC
—
Deed
related
$7,068,800 · Conventus LLC
Apr 13, 2023
$4,250,000
51 S 1 LLC
K&c IV, LLC
Deed
—
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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