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Property profile & analytics
OFF-MARKET
Estimated value
$2,145,000
Schools
841-843 Madison St Brooklyn, NY 11221
Entity Owned
5-yr Hold
~
Est. High Equity
Property ID
US63-0207428
Property profile
Verified
Property type
Schools
Use group
COLLEGE, UNIVERSITY, VOC SCHOOL
Year built
1931
Total area
7,500 SF
Lot
0.09 ac (3,750 SF)
Zoning code
R6B
APN
01481-0056
UPID
US63-0207428
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$2.46M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$2.15M
Owner & transaction history
841 Madison Realty LLC · 5 yrs held
841 Madison Realty LLC
since 2020
Last sale
$1.9M
5 recorded transactions
Zoning & alternative use
R6B · Brooklyn, NY
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant
$1.4M
+246.7%
Auto repair, garage
$1.3M
+232.6%
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
$2,430,000
ML approach
$2,455,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
RESTAURANT
$1,370,000
Change: +247% · Conversion: Difficult
AUTO REPAIR, GARAGE
$1,315,000
Change: +233% · Conversion: Difficult
Blend value · Realmo final
$2.15M
Range $1.93M – $2.36M · ±10% · vs last sale $1.85M (Oct 20 2020)
Last sale anchor
$1.85M
Oct 20 2020
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
$286 / 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
$43,155
Tax year 2024
Assessed value
$424,800
Assessed 2024
Previous assessed
$416,250
+2.1% YoY
Effective rate
10.16%
On assessed value
Assessed land
$92,700
Assessed improvement
$332,100
Land market value
$206,000
Improvement market value
$738,000
Total market value
$944,000
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
Schools
Use group
COLLEGE, UNIVERSITY, VOC SCHOOL
Status
Off-Market
Year built
1931
Heating
NONE
Buildings
1
Stories
2
Units
1
Total area
7,500 SF
Lot
0.09 ac (3,750 SF)
Zoning code
R6B
APN
01481-0056
UPID
US63-0207428
Jurisdiction
KINGS(BROOKLYN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
R6B · Brooklyn, NY
Zoning R6B · permitted uses
R6B · 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
RESTAURANT
Est. value
$1.4M
AUTO REPAIR, GARAGE
Est. value
$1.3M
RESTAURANT
AUTO REPAIR, GARAGE
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
1931
Heating
NONE
Stories
2
Buildings
1
Units
1
Lot
0.09 ac
Current owner
From public records · entity-resolved
841 Madison Realty LLC
Entity
Mailing address
841 MADISON ST, BROOKLYN, NY 11221-4105
Ownership since
2020
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Oct 20, 2020
$1,850,000
841 Madison Realty LLC
Madison 841 Group LLC
Deed
$1,900,000 · Sterling National Bank
Apr 22, 2005
—
Hed Realty LLC
Espinal,juan F
Grant Deed
related
—
—
—
Juan F Espinal
—
Deed Of Trust
related
$185,000 · Home Loan & Investment Bank Fs
—
—
Madison 841 Group LLC
—
Deed Of Trust
related
$309,428 · Capital One NA
—
—
Madison 841 Group LLC
—
Loan Modification
related
$490,000 · Capital One NA
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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