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For Lease
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1240 E Diehl Rd, Naperville, IL 60563
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Property summary
AI-generated overview
Naperville Corporate Center is a campus-style office environment with shared amenities including an atrium, conferencing facilities, a courtyard, food service, an on-site hotel, and property management services. The grounds include a pond, outdoor walking paths, green space, and open areas designed to support collaboration and informal meeting spaces. The complex is located in the Naperville area with direct access to I-88 via the full interchange at Naperville Road and Freedom Commons, and it is positioned about 28 miles from downtown Chicago; rail access is provided through the BNSF Metra line to Union Station. The property includes signage positioned just south of the southwest corner, and available configurations include office suites around 8,206 square feet within the campus.
Property profile
Verified
Property type
Other commercial real estate
Use group
COMMERCIAL (GENERAL)
Lot
4.81 ac (209,524 SF)
Zoning code
C
APN
08-05-302-017
UPID
US28-1772663
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
(Bike/Boat/Book/etc) Store Corporate Office
-
(Bike/Boat/Book/etc) Store Corporate Office
-
Advertising Agency Marketing & Advertising
-
Food Market Restaurant
-
Home Health Care Service Doctor
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$420k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$420k
Owner & transaction history
since 2018
7 recorded transactions
Zoning & alternative use
C · Naperville, IL
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
Unlock the complete Valuation workflow
Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
Full NOI build-up · 6 steps
Sensitivity value band
Source audit · 6 inputs
PDF export
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Summary
1
Valuation conclusion
Included free
Estimated market value
$420k
Value range
$378k – $462k
±10% around blend
Confidence
Property data
63
Market benchmarks
100
Comparable evidence
60
Income certainty
100
$378k
blend $420k
$462k
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
Lot area
4.81 ac
APN
08-05-302-017
Zoning
C
Assessed value
$4,282,260
Annual tax
$278,257
3
Income approach: direct capitalization
Partial preview
Estimated Stabilized NOI, derived from market rent, vacancy and expense benchmarks. Actual property income not reported.
Estimated market rent / SF
Potential gross income
Vacancy allowance
Effective gross income
Benchmark operating expenses
Stabilized NOI
Property tax
$278,257
Selected cap rate
4
Sales comparison
Partial preview
Too few qualifying comparables for a sales-approach estimation.
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$420k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
ZIP 18 sales
$161
N/A
Submarket 47 sales
$231
N/A
County 712 sales
$205
N/A
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Data & methodology
Included free
Building area
Not available
Property tax
County record
Assessed value
County record
Zoning designation
County record
Operating expenses
Modeled
Market rent
Market benchmark
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: income and sales evidence cover the value conclusion.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
NOI build-up · 9 steps
Market rates by use type
PDF export
Professional Plan · 30 reports
from $99/month
from $99/month
Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$1.39M
Move the market yield to see immediate price impact.
Value / SF
N/A
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$87k
$1.75M
$1.25M
$970k
$97k
$1.94M
$1.39M
$1.08M
$107k
$2.13M
$1.52M
$1.19M
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Property tax & assessments
Tax year 2023Property tax & assessments
Tax year 2023
Tax billed
$278,257
Tax year 2023
Assessed value
$4,282,260
Assessed 2023
Previous assessed
$4,200,620
+1.9% YoY
Effective rate
6.50%
On assessed value
Assessed land
$784,930
Assessed improvement
$3,497,330
Land market value
$2,354,790
Improvement market value
$10,491,990
Total market value
$12,846,780
Applied tax rate
8,043.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Other commercial real estate
Use group
COMMERCIAL (GENERAL)
Status
For Lease
Heating
NONE
Buildings
2
Lot
4.81 ac (209,524 SF)
Zoning code
C
APN
08-05-302-017
UPID
US28-1772663
Jurisdiction
DU PAGE
Metro division
CHICAGO-NAPERVILLE-JOLIET, IL METROPOLITAN DIVISION
Zoning & alternative use
C · Naperville, ILZoning C · permitted uses
C · Naperville, IL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Building & site characteristics
From public records
Heating
NONE
Buildings
2
Lot
4.81 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
C
Jurisdiction
Naperville, IL
Recorded code
C
Zoning Insight
What can be built and operated here — officially.
The district profile from the municipal source: what is on file for C in Naperville, IL.
What opens after registration
Zoning profile
Official documentVerified municipal sources with file download
Match provenanceAssignment basis, match tier and confidence
Private report access
See the official zoning profile for this address.
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Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
Private report access
See the ownership record for this address.
Registration is required before any owner information is shown.
One complete report on every paid plan · 30 · 300 reports per month.
Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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