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Property profile & analytics
OFF-MARKET
Estimated value
$4,130,000
Office Spaces
825 Cass Ave, Westmont, IL 60559-1132
Entity Owned
28-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US28-1319119
Property profile
Verified
Property type
Office Spaces
Use group
OFFICE (GENERAL)
Year built
1978
Total area
35,049 SF
Lot
2.23 ac (97,139 SF)
Zoning code
C
APN
09-03-101-004
UPID
US28-1319119
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
-
Leslie I North, CPA Accounting Firm Tax Preparation
-
Dunhill HVAC Repair Service HVAC Service General Contractor
-
Parveen Cognition Biofeedback Center Alternative Medicine Practice
-
. General Contractor
-
Healing Frequency Center Gym & Fitness Center Alternative Medicine Practice
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$3.94M
Blend (final)
Blend
$4.13M
Owner & transaction history
I-57 Mckinley LP · 28 yrs held
I-57 Mckinley LP
since 1998
2 recorded transactions
Zoning & alternative use
C · Westmont, IL
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 Westmont submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Westmont 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%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$6,370,000
Current use
OFFICE BUILDING
$6,280,000
Change: -1% · Conversion: Easy
Blend value · Realmo final
$4.13M
Range $3.72M – $4.54M · ±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
$118 / 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
$56,062
Tax year 2023
Assessed value
$840,400
Assessed 2023
Previous assessed
$988,900
-15.0% YoY
Effective rate
6.67%
On assessed value
Assessed land
$273,010
Assessed improvement
$567,390
Land market value
$819,030
Improvement market value
$1,702,170
Total market value
$2,521,200
Applied tax rate
9,005.0000
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 Spaces
Use group
OFFICE (GENERAL)
Status
Off-Market
Year built
1978
Heating
NONE
Stories
2
Total area
35,049 SF
Lot
2.23 ac (97,139 SF)
Zoning code
C
APN
09-03-101-004
UPID
US28-1319119
Jurisdiction
DU PAGE
Metro division
CHICAGO-NAPERVILLE-JOLIET, IL METROPOLITAN DIVISION
Zoning & alternative use
C · Westmont, IL
Zoning C · permitted uses
C · Westmont, IL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Westmont. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
COMMERCIAL (GENERAL) Current
Est. value
$6.4M
OFFICE BUILDING
Est. value
$6.3M
COMMERCIAL (GENERAL) Current
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
1978
Heating
NONE
Stories
2
Lot
2.23 ac
Current owner
From public records · entity-resolved
I-57 Mckinley LP
Entity
Mailing address
1900 S HIGHLAND AVE STE #104, LOMBARD, IL 60148-4998
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
1998
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 22, 2017
—
Westmont Business Park LLC
—
Grant Deed
related
$11,600,000 · Northern Tr
Feb 20, 1998
$3,413,500
I-57 Mckinley LP
Op&f Trust Ttee
Grant Deed
$12,250,000 · Cohen Financial Corp
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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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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