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Property profile & analytics
OFF-MARKET
Flex space
1603 Commercial Dr Alton, IA 51003-5500
Entity Owned
16-yr Hold
~
Est. High Equity
Property ID
US25-1620823
Property profile
Verified
Property type
Flex space
Use group
LIGHT INDUSTRIAL
Year built
2009
Total area
11,120 SF
Lot
2.6 ac (113,256 SF)
APN
23-02-227-006
UPID
US25-1620823
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
Sioux Tankline INC · 16 yrs held
Sioux Tankline INC
since 2009
3 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 Alton submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Alton 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
$10,418
Tax year 2023
Assessed value
$435,570
Assessed 2024
Previous assessed
$435,570
+0.0% YoY
Effective rate
2.39%
On assessed value
Assessed land
$82,500
Assessed improvement
$353,070
Land market value
$82,500
Improvement market value
$353,070
Total market value
$435,570
Applied tax rate
10.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
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
Flex space
Use group
LIGHT INDUSTRIAL
Status
Off-Market
Year built
2009
Stories
1
Total area
11,120 SF
Lot
2.6 ac (113,256 SF)
APN
23-02-227-006
UPID
US25-1620823
Jurisdiction
SIOUX
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
2009
Stories
1
Lot
2.6 ac
Current owner
From public records · entity-resolved
Sioux Tankline INC
Entity
Mailing address
1603 COMMERCIAL DR, ALTON, IA 51003-5500
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2009
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
Nov 24, 2025
—
Vg Holdings LLC
—
Deed
related
$733,542 · American State Bank
Jan 3, 2017
—
Vg Holdings LLC
—
Deed
related
$293,449 · American State Bank
Jul 28, 2009
—
Sioux Tankline INC
City Of Alton
Warranty Deed
$425,000 · Iowa State 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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