Entity Owned Property summary
AI-generated overview
This exceptional three-story brick building at 1817 Flatbush Avenue in Brooklyn, NY (zip code 11210), offers a unique investment opportunity. Currently operating as a fully occupied (100%) medical office, this property boasts 3,700 square feet of net rentable space within a total building area of 3,600-3,750 square feet, situated on a 2,266 square foot lot. The building features five units and includes two on-site parking spaces. The property's strong financial performance is reflected in its current Net Operating Income (NOI) of $94,704 and a 6.76% capitalization rate. The asking price is $1,400,000. The building's classic brick construction ensures durability and aesthetic appeal, while its prime Flatbush Avenue location provides excellent visibility and accessibility. The interior is well-suited for medical use, with features including fully equipped examination rooms, a spacious reception area, and dedicated administrative offices. This is an ideal investment for those seeking a stable, high-performing asset in a thriving Brooklyn neighborhood. The property is classified as Class C and its Kings County APN is 076190005.
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Year built
1931
Total area
3,750 SF
Lot
0.04 ac (1,739 SF)
Zoning code
R5
APN
07619-0005
UPID
US63-6143924
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Plumbing Service General Contractor
-
Business Management Consultant
-
Association / Organization
-
Spa & Massage Center Alternative Medicine Practice
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$1.54M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$545k
Owner & transaction history
since 2011
2 recorded transactions
Zoning & alternative use
R5 · Brooklyn, NY
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
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Unlock the complete Valuation workflow
Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 15 comparables with addresses
Sensitivity value band
Source audit · 6 inputs
PDF export
Analytics Standard · 5 reports
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Summary
1
Valuation conclusion
Included free
Estimated market value
$545k
Value range
$491k – $600k
±10% around blend
Estimated value / SF
$145 / SF
Confidence
High
15 county-verified comps
Property data
100
Market benchmarks
67
Comparable evidence
100
$491k
blend $545k
$600k
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
3,750 SF
Lot area
0.04 ac
Year built
1931
Stories
3
APN
07619-0005
Zoning
R5
Assessed value
$328,500
Annual tax
$29,085
3
Income approach: direct capitalization
Partial preview
Income approach indication
$1.54M
Direct capitalization · @ 6.5% CAP return
@ 6% CAP return
$1.67M
@ 6.5% CAP return
$1.54M
@ 7% CAP return
$1.43M
4
Sales comparison
Partial preview
Sales approach indication
$3.85M
Weighted, 15 comps · high confidence
Evidence
15 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
4.5 mi away · 4,592 SF
7.5 mi away · 4,250 SF
10.7 mi away · 2,704 SF
12.0 mi away · 2,784 SF
13.9 mi away · 3,000 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$545k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
Submarket 228 sales
$550
-74%
County 228 sales
$550
-74%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $145/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
County record
Operating expenses
Modeled
Market rent
Not available
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: income and sales evidence cover the value conclusion.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
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Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 15 sales
Market rates by use type
PDF export
Analytics Standard · 5 reports
from $99/month
from $99/month
Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$328k
Move the market yield to see immediate price impact.
Value / SF
$88
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$21k
$414k
$296k
$230k
$23k
$460k
$328k
$256k
$25k
$506k
$361k
$281k
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
15 found
High confidence · county-verified
Closest comparable
$1.10M
3.2 mi · Feb 2026 · $367/SF
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$29,085
Tax year 2024
Assessed value
$328,500
Assessed 2024
Previous assessed
$332,550
-1.2% YoY
Effective rate
8.85%
On assessed value
Assessed land
$19,350
Assessed improvement
$309,150
Land market value
$43,000
Improvement market value
$687,000
Total market value
$730,000
Applied tax rate
4.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Status
Off-Market
Year built
1931
Heating
NONE
Buildings
1
Stories
3
Units
3
Total area
3,750 SF
Lot
0.04 ac (1,739 SF)
Zoning code
R5
APN
07619-0005
UPID
US63-6143924
Jurisdiction
KINGS(BROOKLYN)
Metro division
NEW YORK-WHITE PLAINS-WAYNE, NY-NJ METROPOLITAN DIVISION
Zoning & alternative use
R5 · Brooklyn, NYZoning R5 · permitted uses
R5 · Brooklyn, NY
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Alternative use value scenarios
Repositioning upside vs current use
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Building & site characteristics
From public records
Year built
1931
Heating
NONE
Stories
3
Buildings
1
Units
3
Lot
0.04 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
R5
Jurisdiction
Brooklyn, NY
Recorded code
R5
Ownership Intelligence
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Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
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Owner of record and activity signals are derived from public records and modeled classifications.
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