1230 E Diehl Rd, Naperville, IL 60563 Property Records

DuPage County property record for 1230 E Diehl Rd, Naperville, IL 60563

Property Summary

Property Type	Commercial
Lot Size	5.13 acres (223,463 sqft)
Owner	Company Name on File
Last Sale	$38,725,000 (Apr 2018)
Tax Bill	$162,488 (2025)
Deeds & Mortgages	May 2023 Mortgage Jun 2018 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`08-05-302-016`

Property Details

APN / Parcel Number

Primary APN	`08-05-302-016`

Interior

Units	200 Units

Exterior

Lot Area	223,463 sqft

Location & Zoning

Street Address	1230 E DIEHL RD
City	NAPERVILLE
State	IL
Zip	60563-9353
Property Category	Commercial
Property Type	Commercial > Retail
Local Zoning Code	C
Legal Description	NAPERVILLE CORPORATE CENTER RESUB OF PRT LT 3 NAPER CORP CTR ALL
Legal Subdivision	NAPERVILLE CORPORATE CENTER RESUB
Legal Lot Number	3
Jurisdiction	DU PAGE IL
Township / Civil Division	LISLE
Census Block Group	1
Census Block	1029
Census Tract	846106

Owner

1230 E Diehl Rd, a commercial property, is owned by a company that acquired it in May 2018.

Source: DuPage County records, as of August 17, 2026

Owner of Record	Company Name on File
Mailing Address	371 CENTENNIAL PKWY, 200, LOUISVILLE, CO 80027-1348
Owner Type	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
May 4, 2023	Deed of Trust, Mortgage · Commercial Mortgage MIDFIRST BANK
Jun 18, 2018	Quit Claim Deed, Transfer NOT AVAILABLE
Apr 10, 2018	Loan Modification, Mortgage US BK
Apr 2, 2018	Grant Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 2, 2018 · Amount on File
Deed Sale	Apr 2, 2018 · Amount on File
Prior Sale	Jun 22, 2010 · Amount on File
Deed Document Number	201827986
Last Transfer Date	May 10, 2018
Transfer Doc	0000055035
Record Updated	Sep 20, 2026

May 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DU PAGE IL
Property Address	1230 E DIEHL RD, NAPERVILLE, IL 60563-9353
Transaction Type	Mortgage
Record Updated	May 22, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000027350
Date	May 4, 2023
Instrument	R2023-027350

Lender

Name	MIDFIRST BANK
Type	Bank
Address	OKLAHOMA CITY, OK 73118

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

June 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	DU PAGE IL
Recording Date	Jun 18, 2018
Property Address	1230 E DIEHL RD, NAPERVILLE, IL 60563-9353
Document Number	0000055035
Instrument Date	May 10, 2018
Instrument	55035
Transaction Type	Transfer
Record Updated	Jan 14, 2019
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Partial Interest Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	371 CENTENNIAL PKWY #200 LOUISVILLE CO 800271348, 200, LOUISVILLE, CO 80027-1348

April 2018: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	DU PAGE IL
Property Address	1230 E DIEHL RD, NAPERVILLE, IL 60563-9353
Document Number	0000055036
Instrument Date	Apr 10, 2018
Transaction Type	Mortgage
Record Updated	Jul 9, 2018
Title Company	ATTORNEY ONLY

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	371 CENTENNIAL PKWY #200 LOUISVILLE CO 800271348, 200, LOUISVILLE, CO 80027-1348

Mortgage

Document Number	0000055036
Date	Jun 18, 2018
Instrument	55036

Lender

Name	US BK
Type	Bank

Agreement

Amount	Amount on Record

April 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	DU PAGE IL
Recording Date	Apr 2, 2018
Property Address	1230 E DIEHL RD, NAPERVILLE, IL 60563-9353
Document Number	0000027986
Instrument Date	Mar 28, 2018
Instrument	27986
Transaction Type	Transfer
Record Updated	Apr 12, 2018

Transaction

Amount	Amount on Record
Tax	$58,087.50
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	371 CENTENNIAL PKWY #200 LOUISVILLE CO 800271348, 200, LOUISVILLE, CO 80027-1348

Tax Assessment & Valuation

The 2025 property tax bill for 1230 E Diehl Rd was $162,488.

Source: DuPage County assessment roll, as of August 17, 2026

Property Jurisdictions

Type	Name
State	Illinois
County	DuPage County
County Subdivision	Lisle Township
Municipality	Naperville City
Unified School District	Naperville Community Unit District 203 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$162,488.00	$2,784,193 Land $997,470 Building $1,786,723	$8,352,579 Land $2,992,410 Building $5,360,169
2022	$175,871.00	$2,717,460 Land $838,800 Building $1,878,660	$8,152,380 Land $2,516,400 Building $5,635,980

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 1230 E Diehl Rd in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 1, 2025

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 1230 E Diehl Rd is low, with a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · above 71% of Illinois
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	NAPERVILLE serves 156,406 people · EPA ID IL0434670
Water Source	Purchased surface water from DU PAGE WATER COMMISSION
Last State Inspection	Sep 2025
Lead	6 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	15 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 50 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
AT&T Fixed Wireless · Fiber, DSL in parts of the area	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Verizon.

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