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Property profile & analytics
OFF-MARKET
Estimated value
$815,000
Office buildings
3414 Duck Ave 9 Key West, FL 33040-4495
Individually Owned
2-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US18-6140865
Property profile
Verified
Property type
Office buildings
Use group
PROFESSIONAL BUILDING
Year built
1945
Total area
2,000 SF
APN
00053120-000202
UPID
US18-6140865
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
-
Southernmost Surgery and Veins: Dr Lawrence Blass Physician
-
Modus Wealth Management Financial Advisor
-
Esky Rods (Bike/Boat/Book/etc) Store
-
Jackson Flanigan Physician
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$815k
CAP Approach
CAP
$620k
Comparable Approach
Comparable
$669k
Blend (final)
Blend
$815k
Owner & transaction history
Patricio Armando Duarte · 2 yrs held
Patricio Armando Duarte
since 2024
Last sale
$815,000
1 recorded transaction
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
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 Key West submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Key West 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
$815,000
ML approach
$815,000
CAP Approach
CAP Return
Estimation
6%
$670,000
6.5%
$620,000
7%
$575,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$1,010,000
Current use
COMMERCIAL (GENERAL)
$975,000
Change: -3% · Conversion: Easy
Blend value · Realmo final
$815k
Range $734k – $897k · ±10% · vs last sale $815k (Jun 13 2024)
Last sale anchor
$815k
Jun 13 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
$408 / 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 2023Property tax & assessments
Tax year 2023
Tax billed
$4,786
Tax year 2023
Assessed value
$516,519
Assessed 2023
Previous assessed
$516,519
+0.0% YoY
Effective rate
0.93%
On assessed value
Assessed improvement
$516,519
Improvement market value
$516,519
Total market value
$516,519
Applied tax rate
10.0000
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
Office buildings
Use group
PROFESSIONAL BUILDING
Status
Off-Market
Year built
1945
Total area
2,000 SF
APN
00053120-000202
UPID
US18-6140865
Jurisdiction
MONROE
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$1.0M
COMMERCIAL (GENERAL)
Est. value
$975,000
OFFICE BUILDING Current
COMMERCIAL (GENERAL)
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
1945
Current owner
From public records · entity-resolved
Patricio Armando Duarte
Individual
Mailing address
1111 12TH ST STE #210, KEY WEST, FL 33040-3001
Mailing matches property
Different — outreach signal
Owner-occupied
No
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
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 13, 2024
$815,000
Patricio Armando Duarte
3414 Duck Holdings LLC
Warranty Deed
$60,000 · Linda Turek
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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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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