New search
Property profile & analytics
OFF-MARKET
Estimated value
$9,000,000
Investment properties
104 Montgomery St, Brooklyn, NY 11225-2008
Entity Owned
1-yr Hold
Property ID
US63-0841950
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1920
Total area
12,393 SF
Lot
0.14 ac (6,224 SF)
Zoning code
R8A
APN
01192-0030
UPID
US63-0841950
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
-
Association For Union Democracy Social Service Agency Charitable Organization
-
TDU New York Advocacy Group
-
Labor Notes Advocacy Group
-
The Art Science Observatory Observatory
-
Current Harbor Association / Organization
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$9.00M
CAP Approach
CAP
$6.92M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$9.00M
Owner & transaction history
Aron Engel LLC · 1 yrs held
Aron Engel LLC
since 2024
Last sale
$9.0M
4 recorded transactions
Zoning & alternative use
R8A · Brooklyn, NY
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$9.8M
+88.5%
Retail stores
$9.5M
+82.7%
Industrial (general)
$7.0M
+34.7%
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
$9,000,000
ML approach
$9,000,000
CAP Approach
CAP Return
Estimation
6%
$7,500,000
6.5%
$6,920,000
7%
$6,425,000
Alternative Use
Use
Estimation
AUTO REPAIR, GARAGE
$9,845,000
Change: +89% · Conversion: Difficult
RETAIL STORES
$9,545,000
Change: +83% · Conversion: Easy
INDUSTRIAL (GENERAL)
$7,035,000
Change: +35% · Conversion: Moderate
OFFICE BUILDING
$6,820,000
Change: +31% · Conversion: Easy
WAREHOUSE, STORAGE
$6,210,000
Change: +19% · Conversion: Difficult
Blend value · Realmo final
$9.00M
Range $8.10M – $9.90M · ±10% · vs last sale $9.00M (Dec 30 2024)
Last sale anchor
$9.00M
Dec 30 2024
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
$726 / 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
$57,302
Tax year 2024
Assessed value
$600,750
Assessed 2024
Previous assessed
$532,800
+12.8% YoY
Effective rate
9.54%
On assessed value
Assessed land
$31,500
Assessed improvement
$569,250
Land market value
$70,000
Improvement market value
$1,265,000
Total market value
$1,335,000
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
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Status
Off-Market
Year built
1920
Heating
NONE
Buildings
1
Stories
2
Units
6
Total area
12,393 SF
Lot
0.14 ac (6,224 SF)
Zoning code
R8A
APN
01192-0030
UPID
US63-0841950
Jurisdiction
KINGS(BROOKLYN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
R8A · Brooklyn, NY
Zoning R8A · permitted uses
R8A · 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
$9.8M
RETAIL STORES
Est. value
$9.5M
INDUSTRIAL (GENERAL)
Est. value
$7.0M
OFFICE BUILDING
Est. value
$6.8M
WAREHOUSE, STORAGE
Est. value
$6.2M
AUTO REPAIR, GARAGE
RETAIL STORES
INDUSTRIAL (GENERAL)
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
1920
Heating
NONE
Stories
2
Buildings
1
Units
6
Lot
0.14 ac
Current owner
From public records · entity-resolved
Aron Engel LLC
Entity
Mailing address
104 MONTGOMERY ST, BROOKLYN, NY 11225-2008
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2024
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 1, 2025
—
Aron Engel LLC
—
Deed
related
$5,800,000 · S3 Re Perpetual Yield Funding LLC
Dec 30, 2024
$9,000,000
Aron Engel LLC
Daniel Kohn
Deed
—
Oct 11, 2019
—
Daniel Kohn
—
Deed
related
$525,000 · Carver Fsb
—
—
Daniel Kohn
—
Loan Modification
related
$525,000 · Carver Fsb
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?”
You own 104 Montgomery St?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
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.
