FOR LEASE
Other office properties
Property ID
US28-0036497
Entity Owned Owner of record is a legal entity (LLC / corporation).
7-yr Hold Held for 7 years.
Absentee Owner Owner mailing address differs from the property address.
~
Est. High Equity Modeled equity is high. Estimate, not a fact.
Entity Owned 
For Lease
1 / 4
$16 SF/Yr
27755 Diehl Rd, Warrenville, IL 60555
View Listing
Property summary
AI-generated overview
The property is a commercial building totaling 44,296 square feet and configured for office and meeting uses, including 45 private offices and 11 conference or training rooms. It includes two sets of full restrooms plus two additional individual unisex restrooms. Access and logistics are supported by two loading docks and three dedicated entrances.
Ownership intelligence
Who controls the opportunity?
Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. In the full report.
Owner contacts
Can we reach the decision maker?
Skip-traced phones and e-mails of the owner. Included with the full report.
Mortgages
What is owed, to whom, and when it comes due
Recorded lenders, amounts and estimated maturities of the owner's loan book — in the full report.
Property tax · 2023
What does the county charge?
$141k
Tax billed · 2023
Assessed value$1.86M
Assessed land$780k
Assessed improvement$1.08M
Effective rate7.57%
Value estimate
· Sep 2026$1.07M
$963k – $1.18M
Submarket $/SF estimate$5.33M
NOI build-up
Gross scheduled income$1.08M
Vacancy & credit loss−$270k
Operating expenses−$204k
NOI · 3,817,306.25% cap applied$611k
Realmo valuation models over county records and 5 qualifying comparable sales.
Recently sold
What actually traded nearby?
$128/SF
ZIP average, outlier-cleaned · 21 recorded sales of this use type
Observed band · Q1–Q3$83 – $178
Qualifying comparables5
Cap rate analysis
How does the asset earn?
3,817,306.25%
$611k estimated NOI · market benchmarks for this use type
Price anchors at 6 / 6.5 / 7% — in the full report.
Zoning insight
What can be built here?
C
JurisdictionDU PAGE
Location intelligence
Which uses thrive at this corner?
Best fit: Auto Repair Shop
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Auto Repair Shop18.1
Auto Parts Store13.5
Storage Facility12.8
Demand index: how under-served this business type is around this point — modeled from the LocInt grid (area demand vs. what already operates, adjusted by real visit traffic). Higher means stronger unmet demand.
Location
✓ County assessor
✓ Recorded deeds · 8 transfers
✓ 5 qualifying comp sales
✓ Zoning catalog
Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.
Comparables
6 recorded sales · 18 properties nearbyRecent sales nearby
6 recorded sales in this ZIP, last 8 years
Address
Sale price
Sold
Size
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Comparable nearby
Similar Nearby for Sale
Similar Nearby for Lease
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
All 5 comparables with addresses
Sensitivity value band
Source audit · 6 inputs
PDF export
Professional Plan · 30 reports
from $99/month
from $99/month
Summary
1
Valuation conclusion
Included free
Estimated market value
$1.07M
Value range
$963k – $1.18M
±10% around blend
Estimated value / SF
$12 / SF
Confidence
High
5 county-verified comps
Property data
88
Market benchmarks
100
Comparable sales
50
Income certainty
100
$963k
blend $1.07M
$1.18M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
- GBA
- 91,290 SF
- Lot area
- 8.78 ac
- Year built
- 1999
- APN
- 07-01-306-001
- Zoning
- C
- Assessed value · 2023
- $1,862,140
- Annual tax · 2023
- $140,938
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 · 2023
- $140,938
- Selected cap rate
4
Comparable sales
Partial preview
Comparables picked and weighted for this valuation. The Overview tab lists recorded sales nearby as our records hold them, unweighted and unselected, so the two do not have to agree.
Sales approach indication
$16.54M
Weighted, 5 comps · high confidence
Evidence
5 found · 5 selected
County-verified recorded sales
Comparable
Sale date
Sale price
$ / SF
8.6 mi away · 68,407 SF
8.6 mi away · 68,407 SF
9.9 mi away · 86,458 SF
10.0 mi away · 75,936 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$1.07M
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)
Average
Subject delta
ZIP 21 sales
$128
-91%
Submarket 21 sales
$128
-91%
County 712 sales
$205
-94%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $12/SF.
Delta below average reads as headroom.
Source: Realmo CRE sales derivatives (county records).
7
Methodology
Included free
Building area
County record
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 sales, saved work and exports.
9-scenario matrix
Comparable sales · 5
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. Any figures below are a modeled what-if, not an implied cap rate.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$8.73M
Move the market yield to see immediate price impact.
Value / SF
$96
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%
$550k
$10.99M
$7.85M
$6.11M
$611k
$12.22M
$8.73M
$6.79M
$672k
$13.44M
$9.60M
$7.46M
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable sales
Partial preview
Qualifying comparables
5 found
High confidence · county-verified
Closest comparable
$17.25M
3.3 mi · Feb 2026 · $235/SF
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Building & lot
Public records
Property type
Other office properties
Use group
OFFICE (GENERAL)
Status
For Lease
Year built
1999
Construction
BRICK
Heating
CENTRAL
Cooling
CENTRAL
Total area
91,290 SF
Lot
8.78 ac (382,457 SF)
Zoning code
C
APN
07-01-306-001
UPID
US28-0036497
Jurisdiction
DU PAGE
Metro division
CHICAGO-NAPERVILLE-JOLIET, IL METROPOLITAN DIVISION
Property tax & assessments
Tax year 2023
Tax billed
$140,938
Assessed value
$1,862,140
Assessed 2023
Previous assessed
$2,902,670
-35.8% YoY
Effective rate
7.57%
On assessed value
Assessed land
$780,140
Assessed improvement
$1,082,000
Land market value
$2,340,420
Improvement market value
$3,246,000
Total market value
$5,586,420
Applied tax rate
7,122.0000
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
Jurisdiction
Warrenville, IL
Zoning code
C
Codes and permitted uses for this address
Registration is required before the official district profile is shown.
Owner Contacts
Phones and e-mails of the people behind this property's owner, traced from licensed contact data.
Owner phones and e-mails come with the full report for this property - traced from licensed contact data, with verification and Do-Not-Call flags on every number.
Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and any signals we can model, to help you decide who to contact next.
What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties we can resolve, with estimated value
Deal signalsSell-side activity where we detect it
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.
Mortgages · part of Ownership Intelligence
See what the owner owes, and when it comes due.
The mortgage data is behind the paid report: recorded loans of the owner - lender, amount, rate and the estimated maturity - as part of the Ownership Intelligence workspace.
What opens after registration
Ownership report
Recorded loansLender, amount and origination for every instrument
Estimated maturityWhen the debt comes due and the refi window opens
Rates & liensRecorded or estimated rate, junior liens flagged
CollateralWhich holding secures each loan - this property marked
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.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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- Alternative use
- Local Zoning Insight
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