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Property profile & analytics
OFF-MARKET
Estimated value
$920,000
Office buildings
5570 Gulf Of Mexico Dr Longboat Key, FL 34228-1904
Individually Owned
4-yr Hold
~
Est. High Equity
Property ID
US18-4592595
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1972
Construction
TYPE NOT SPECIFIED
Total area
3,528 SF
Lot
0.41 ac (18,000 SF)
Zoning code
LBK_C-1
APN
79656.0000-5
UPID
US18-4592595
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
-
Vutti Photography Photography Service (Bike/Boat/Book/etc) Store
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$910k
CAP Approach
CAP
$945k
Comparable Approach
Comparable
$913k
Blend (final)
Blend
$920k
Owner & transaction history
Harold R Christensen · 4 yrs held
Harold R Christensen
since 2021
Last sale
$800,000
7 recorded transactions
Zoning & alternative use
LBK_C-1 · Longboat Key, FL
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$1.1M
+36.3%
Retail stores
$1.1M
+26.8%
Commercial (general)
$1.0M
+21.7%
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 Longboat Key submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Longboat Key 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
$905,000
ML approach
$910,000
CAP Approach
CAP Return
Estimation
6%
$1,025,000
6.5%
$945,000
7%
$880,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$835,000
Current use
AUTO REPAIR, GARAGE
$1,135,000
Change: +36% · Conversion: Difficult
RETAIL STORES
$1,055,000
Change: +27% · Conversion: Moderate
COMMERCIAL (GENERAL)
$1,015,000
Change: +22% · Conversion: Easy
Blend value · Realmo final
$920k
Range $828k – $1.01M · ±10% · vs last sale $800k (Aug 19 2021)
Last sale anchor
$800k
Aug 19 2021
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
$261 / 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
$11,437
Tax year 2023
Assessed value
$751,113
Assessed 2023
Previous assessed
$600,255
+25.1% YoY
Effective rate
1.52%
On assessed value
Assessed land
$348,500
Assessed improvement
$402,613
Land market value
$348,500
Improvement market value
$402,613
Total market value
$751,113
Applied tax rate
256.0000
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
Status
Off-Market
Year built
1972
Construction
TYPE NOT SPECIFIED
Heating
NONE
Cooling
YES
Stories
1
Units
1
Rooms
4
Bathrooms
4
Total area
3,528 SF
Lot
0.41 ac (18,000 SF)
Zoning code
LBK_C-1
APN
79656.0000-5
UPID
US18-4592595
Jurisdiction
MANATEE
Zoning & alternative use
LBK_C-1 · Longboat Key, FL
Zoning LBK_C-1 · permitted uses
LBK_C-1 · Longboat Key, FL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Longboat Key. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$835,000
AUTO REPAIR, GARAGE
Est. value
$1.1M
RETAIL STORES
Est. value
$1.1M
COMMERCIAL (GENERAL)
Est. value
$1.0M
OFFICE BUILDING Current
AUTO REPAIR, GARAGE
RETAIL STORES
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
1972
Construction
TYPE NOT SPECIFIED
Heating
NONE
Cooling
Yes
Stories
1
Units
1
Rooms
4
Bathrooms
4
Lot
0.41 ac
Current owner
From public records · entity-resolved
Harold R Christensen
Individual
Mailing address
525 SAINT JUDES DR, LONGBOAT KEY, FL 34228-1809
Ownership since
2021
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
8 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 19, 2021
$800,000
Harold R Christensen
Observer Media Group INC
Warranty Deed
—
May 3, 2016
—
Observer Media Group INC
—
Deed
related
$250,000 · Gateway Bk/sw Fl
Dec 16, 2008
—
Observer Group INC
Owner,record
Affidavit Of Death
related
—
Mar 30, 2000
$488,500
Longboat Observer INC
Hunter,ralph B & Claire A
Grant Deed
$388,433 · Suntrust Bank NA
—
—
Observer Media Group INC
—
Deed Of Trust
related
$250,000 · Gateway Bk/sw Fl
—
—
Observer Group INC
—
Deed Of Trust
related
$500,000 · Suntrust Bank NA
—
—
Observer Media Group INC
—
Deed Of Trust
related
$2,750,000 · Gateway Bank
—
—
Observer Group INC
—
Deed Of Trust
related
$532,000 · Gateway Bank
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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