Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$2,615,000
Office buildings
1451-1457 4th Ave Fort Lauderdale, FL 33304
Individually Owned
18-yr Hold
Free & Clear
Property ID
US18-1976547
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Year built
1998
Construction
CONCRETE
Total area
4,426 SF
Lot
0.29 ac (12,509 SF)
Zoning code
CB
APN
49-42-34-02-0820
UPID
US18-1976547
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
by Request
CAP Approach
CAP
$2.09M
Comparable Approach
Comparable
$3.26M
Blend (final)
Blend
$2.62M
Owner & transaction history
Gustavo J Carbonell · 18 yrs held
Gustavo J Carbonell
since 2008
3 recorded transactions
Zoning & alternative use
CB · Fort Lauderdale, FL
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$3.6M
+32.5%
Commercial (general)
$3.5M
+29.7%
Neighborhood: shopping center
$3.3M
+23.0%
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 Fort Lauderdale submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Fort Lauderdale 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
by Request
ML approach
by Request
CAP Approach
CAP Return
Estimation
6%
$2,260,000
6.5%
$2,085,000
7%
$1,940,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$2,705,000
Current use
AUTO REPAIR, GARAGE
$3,585,000
Change: +33% · Conversion: Difficult
COMMERCIAL (GENERAL)
$3,510,000
Change: +30% · Conversion: Easy
NEIGHBORHOOD: SHOPPING CENTER
$3,330,000
Change: +23% · Conversion: Difficult
WAREHOUSE, STORAGE
$2,835,000
Change: +5% · Conversion: Difficult
RETAIL STORES
$2,505,000
Change: -8% · Conversion: Moderate
Blend value · Realmo final
$2.62M
Range $2.35M – $2.88M · ±10%
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
$591 / 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
$25,275
Tax year 2023
Assessed value
$1,210,950
Assessed 2023
Previous assessed
$1,098,750
+10.2% YoY
Effective rate
2.09%
On assessed value
Assessed land
$187,640
Assessed improvement
$1,023,310
Land market value
$187,640
Improvement market value
$1,023,310
Total market value
$1,210,950
Applied tax rate
312.0000
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
OFFICE BUILDING (MULTI-STORY)
Status
Off-Market
Year built
1998
Construction
CONCRETE
Heating
NONE
Cooling
YES
Stories
2
Total area
4,426 SF
Lot
0.29 ac (12,509 SF)
Zoning code
CB
APN
49-42-34-02-0820
UPID
US18-1976547
Jurisdiction
BROWARD
Metro division
FORT LAUDERDALE-POMPANO BEACH-DEERFIELD BEACH, FL METROPOLITAN DIVISION
Zoning & alternative use
CB · Fort Lauderdale, FL
Zoning CB · permitted uses
CB · Fort Lauderdale, FL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Fort Lauderdale. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$2.7M
AUTO REPAIR, GARAGE
Est. value
$3.6M
COMMERCIAL (GENERAL)
Est. value
$3.5M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$3.3M
WAREHOUSE, STORAGE
Est. value
$2.8M
RETAIL STORES
Est. value
$2.5M
OFFICE BUILDING Current
AUTO REPAIR, GARAGE
COMMERCIAL (GENERAL)
NEIGHBORHOOD: SHOPPING CENTER
WAREHOUSE, STORAGE
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
1998
Construction
CONCRETE
Heating
NONE
Cooling
Yes
Stories
2
Lot
0.29 ac
Current owner
From public records · entity-resolved
Gustavo J Carbonell
Individual
Free & Clear · 18 yrs held
Mailing address
1301 SW 18TH CT, FORT LAUDERDALE, FL 33315-1954
Ownership since
2008
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
Feb 1, 2008
$94,300
Gustavo J Carbonell
Owner,record
Warranty Deed
related
—
Jan 23, 2003
$200,000
Gustavo J Carbonell
Sanjuan,george J
Grant Deed
$293,234 · Bank Of America
Dec 2, 1997
$40,000
George J Juan
Delta G Consulting Engineers
Grant Deed
$350,000 · Nationsbank
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 1451-1457 4th Ave?
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.
