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Property profile & analytics
OFF-MARKET
Estimated value
$2,765,000
Warehouses
3700 4th SW St Mason City, IA 50401-1590
Entity Owned
Absentee Owner
Free & Clear
Property ID
US25-0933119
Property profile
Verified
Property type
Warehouses
Use group
WAREHOUSE, STORAGE
Year built
1980
Total area
26,400 SF
Lot
118.55 ac (5,164,038 SF)
APN
70710100100
UPID
US25-0933119
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
-
Mason City Motor Speedway Off-Road Race Track Car Racing Track
-
North Iowa Events Center Hotel & Motel Resort
-
4-H Learning Center High School
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$2.86M
Comparable Approach
Comparable
$2.75M
Blend (final)
Blend
$2.77M
Owner & transaction history
Roa Rochester LLC
Roa Rochester LLC
since 2025
1 recorded transaction
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant
$2.4M
+53.6%
Industrial (general)
$2.1M
+34.5%
Retail stores
$1.7M
+12.0%
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 Mason City submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Mason City 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%
$3,095,000
6.5%
$2,860,000
7%
$2,655,000
Alternative Use
Use
Estimation
RESTAURANT
$2,355,000
Change: +54% · Conversion: Difficult
INDUSTRIAL (GENERAL)
$2,060,000
Change: +34% · Conversion: Easy
RETAIL STORES
$1,715,000
Change: +12% · Conversion: Moderate
OFFICE BUILDING
$1,695,000
Change: +11% · Conversion: Difficult
Blend value · Realmo final
$2.77M
Range $2.49M – $3.04M · ±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
$105 / 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 2022Property tax & assessments
Tax year 2022
Assessed value
$8,683,350
Assessed 2024
Previous assessed
$7,203,060
+20.6% YoY
Assessed land
$6,203,060
Assessed improvement
$2,480,290
Land market value
$6,203,060
Improvement market value
$2,480,290
Total market value
$8,683,350
Applied tax rate
1,001.0000
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
Warehouses
Use group
WAREHOUSE, STORAGE
Status
Off-Market
Year built
1980
Heating
NONE
Buildings
4
Stories
1
Total area
26,400 SF
Lot
118.55 ac (5,164,038 SF)
APN
70710100100
UPID
US25-0933119
Jurisdiction
CERRO GORDO
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
RESTAURANT
Est. value
$2.4M
INDUSTRIAL (GENERAL)
Est. value
$2.1M
RETAIL STORES
Est. value
$1.7M
OFFICE BUILDING
Est. value
$1.7M
RESTAURANT
INDUSTRIAL (GENERAL)
RETAIL STORES
OFFICE BUILDING
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
1980
Heating
NONE
Stories
1
Buildings
4
Lot
118.55 ac
Current owner
From public records · entity-resolved
Roa Rochester LLC
Entity
Free & Clear · 0 yrs held
Mailing address
220 N WASHINGTON AVE, MASON CITY, IA 50401-3220
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2025
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
Oct 2, 2025
—
Roa Rochester LLC
North Iowa Fair Association
Deed
—
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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