850 Wellner Rd, Naperville, IL 60540 Property Records

DuPage County property record for 850 Wellner Rd, Naperville, IL 60540

Property Summary

Property Type	Single Family Home
Details	3.5 ba · 3,676 sqft · built 2013
Lot Size	0.22 acres (9,583 sqft)
Owner	Company Name on Record
Last Sale	$1,200,000 (Mar 2021)
Tax Bill	$25,797 (2025)
Deeds & Mortgages	Mar 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`08-19-305-011`

Property Details

APN / Parcel Number

Primary APN	`08-19-305-011`

Interior

Full Baths	3.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	3,676 sqft Living Area
Gross Area	5,295 sqft
1st Floor Area	1,625 sqft
2nd Floor Area	2,051 sqft
Basement Area	1,619 sqft

Exterior

Year Built	Built 2013
Effective Year Built	Effective 2013
Exterior Material	Wood Siding
Lot Area	9,583 sqft (0.22 acres)
Garage Area	866 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Heating System	HVAC

Location & Zoning

Street Address	850 WELLNER RD
City	NAPERVILLE
State	IL
Zip	60540-6730
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R
Legal Description	MOSER HIGHLANDS UNIT 3
Legal Subdivision	MOSER HIGHLANDS
Legal Block	4
Legal Lot Number	24
Legal Unit	3
Jurisdiction	DU PAGE IL
Township / Civil Division	LISLE
Census Block Group	1
Census Block	1019
Census Tract	846209

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	Company Name on Record
Mailing Address	850 WELLNER RD, NAPERVILLE, IL 60540-6730
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 8, 2021 · Amount on Record
Deed Sale	Mar 8, 2021 · Amount on Record
Prior Sale	May 8, 2012 · Amount on Record
Deed Document Number	202136308
Record Updated	Sep 20, 2026

March 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DU PAGE IL
Recording Date	Mar 8, 2021
Property Address	850 WELLNER RD, NAPERVILLE, IL 60540-6730
Document Number	0000036308
Map Reference	DOC 784239
Instrument Date	Feb 5, 2021
Instrument	R2021-036308
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	ATTORNEY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,200.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	850 WELLNER RD, NAPERVILLE, IL 60540-6730

Mortgage

Document Number	0000036309
Date	Mar 8, 2021
Instrument	R2021-036309

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Mar 1, 2036

Tax Assessment & Valuation

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	$25,797.00 (+24.67%)	$452,942 (+39.05%) Land $134,519 Building $318,423	$1,358,826 (+39.05%) Land $403,557 Building $955,269
2022	$20,693.00 Homeowner's exemption	$325,750 Land $113,120 Building $212,630	$977,250 Land $339,360 Building $637,890

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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
Flood Insurance Cost	Premium on Record median of 14 policies
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	14 in force
Nearby Flood Claims	16 (1983–2016)
Claims Outside the SFHA	11 of 16
Most Recent Claim	May 2016 · other causes
Claims by Event	Severe Storms, Straight-line Winds, And Flooding, Apr 2013 · 4 claims Severe Storms And Flooding, Jul 1996 · 5 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	Low lower than 97% of the US · lower than 79% of Illinois
Wildfire Likelihood	Under 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 255 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fixed Wireless in parts of the area	100 / 20