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Property profile & analytics
OFF-MARKET
Office Spaces
421 Montgomery Rd Ste 145 Altamonte Springs, FL 32714-3140
Individually Owned
1-yr Hold
Free & Clear
Property ID
US18-1011591
Property profile
Verified
Property type
Office Spaces
Use group
CONDOMINIUM OFFICES
Year built
1985
Construction
CONCRETE
Total area
728 SF
Lot
0.02 ac (772 SF)
APN
15-21-29-525-0A00-1450
UPID
US18-1011591
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
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Donald R Zimmer · 1 yrs held
Donald R Zimmer
since 2024
Last sale
$87,500
5 recorded transactions
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 Altamonte Springs submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Altamonte Springs 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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
$1,632
Tax year 2023
Assessed value
$101,920
Assessed 2023
Previous assessed
$102,648
-0.7% YoY
Effective rate
1.60%
On assessed value
Improvement market value
$101,920
Total market value
$101,920
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 Spaces
Use group
CONDOMINIUM OFFICES
Status
Off-Market
Year built
1985
Construction
CONCRETE
Heating
CENTRAL
Cooling
CENTRAL
Stories
1
Bathrooms
1
Total area
728 SF
Lot
0.02 ac (772 SF)
APN
15-21-29-525-0A00-1450
UPID
US18-1011591
Jurisdiction
SEMINOLE
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Building & site characteristics
From public records
Year built
1985
Construction
CONCRETE
Heating
CENTRAL
Cooling
Yes
Stories
1
Bathrooms
1
Lot
0.02 ac
Current owner
From public records · entity-resolved
Donald R Zimmer
Individual
Free & Clear · 1 yrs held
Mailing address
101 FINNIGAN RD, SATSUMA, FL 32189-2215
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
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 30, 2024
$87,500
Donald R Zimmer
Charles Robert Elliott
Warranty Deed
—
Jun 6, 2023
—
Elizabeth Anne Allagher
Elizabeth Anne Allagher
Intrafamily Transfer
related
—
Dec 15, 2011
$52,000
Richard F Gallagher
Bailey,brent T
Warranty Deed
—
May 31, 2002
$66,300
Innotech Properties Corp Ttee
Drawdy,julia K
Grant Deed
—
—
—
Regal River Land Trust
—
Deed Of Trust
related
$75,000 · Karen S Chana
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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