10 S Washington St, Naperville, IL 60540 Property Records

DuPage County property record for 10 S Washington St, Naperville, IL 60540

Property Summary

Property Type	Commercial
Details	1.5 ba · 2,330 sqft · built 1915
Lot Size	0.1 acres (4,356 sqft)
Owner	2 Individual Names on Record
Tax Bill	$15,413 (2025)
Deeds & Mortgages	Mar 2019 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`07-13-420-002`

Property Details

APN / Parcel Number

Primary APN	`07-13-420-002`

Interior

Full Baths	1.5 Baths
Half Baths	1 Half Bath
Units	4 Units
Building Area	2,330 sqft Gross Area
1st Floor Area	857 sqft
2nd Floor Area	633 sqft
Basement Area	840 sqft

Exterior

Year Built	Built 1915
Effective Year Built	Effective 1915
Construction Type	Frame
Lot Area	4,356 sqft (0.1 acres)
Lot Dimensions	10 ft deep x 5 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	10 S WASHINGTON ST
City	NAPERVILLE
State	IL
Zip	60540-8508
Property Category	Commercial
Property Type	Commercial > Retail
Local Zoning Code	B
Legal Description	HOSMERS ADD /EX E 50 FT OF S 35 FT/ /EX E 50 FT OF N 10 FT/
Legal Subdivision	HOSMERS ADD
Legal Block	3
Legal Lot Number	2&3
Legal Unit	3
Jurisdiction	DU PAGE IL
Township / Civil Division	NAPERVILLE
Census Block Group	1
Census Block	1037
Census Tract	846504

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	143 TIMBERCREEK DR E, YORKVILLE, IL 60560-9426
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Record Updated	Sep 20, 2026

March 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DU PAGE IL
Property Address	10 S WASHINGTON ST, NAPERVILLE, IL 60540-8508
Document Number	0000024406
Instrument Date	Mar 25, 2019
Transaction Type	Mortgage
Record Updated	Jun 17, 2021
Title Company	FIRST AMERICAN TITLE

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	1255 BOND ST #111 NAPERVILLE IL 605632794, 111, NAPERVILLE, IL 60563-2794

Mortgage

Document Number	0000024406
Date	Apr 3, 2019
Instrument	24406

Lender

Name	LAKESIDE BK
Type	Bank
Address	CHICAGO, IL 60608

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Rate	5.5%

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Illinois
County	DuPage County
County Subdivision	Naperville 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	$15,413.00 (-6.48%)	$197,846 (-3.93%) Land $124,481 Building $73,365	$593,538 (-3.93%) Land $373,443 Building $220,095
2022	$16,481.00	$205,950 Land $97,810 Building $108,140	$617,850 Land $293,430 Building $324,420

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 1, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	2 in force
Nearby Flood Claims	8 (1979–1996)
Claims Outside the SFHA	1 of 8
Most Recent Claim	Jul 1996 · Severe Storms And Flooding
Claims by Event	Severe Storms And Flooding, Jul 1996 · 4 claims

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Not rated no burnable land within 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 317 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Verizon Fixed Wireless	1,000 / 75
AT&T Fixed Wireless · DSL	100 / 20
T-Mobile Fixed Wireless	100 / 20