508 Flock Ave, Naperville, IL 60565 Property Records

DuPage County property record for 508 Flock Ave, Naperville, IL 60565

Property Summary

Property Type	Single Family Home
Details	2.5 ba · 2,638 sqft · built 1986
Lot Size	0.23 acres (10,019 sqft)
Owner	2 Individual Names on File
Last Sale	$238,000 (Feb 1994)
Tax Bill	$12,182 (2025)
Deeds & Mortgages	Oct 2021 Line of Credit Aug 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`08-31-103-014`

Property Details

APN / Parcel Number

Primary APN	`08-31-103-014`

Interior

Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,638 sqft Living Area
Gross Area	3,562 sqft
1st Floor Area	1,248 sqft
2nd Floor Area	1,390 sqft
Basement Area	924 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1986
Effective Year Built	Effective 1986
Exterior Material	Wood Siding
Lot Area	10,019 sqft (0.23 acres)
Garage Area	420 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Electric

Location & Zoning

Street Address	508 FLOCK AVE
City	NAPERVILLE
State	IL
Zip	60565-1298
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R
Legal Description	WINDING CREEK ESTATES UNIT 3 ALL
Legal Subdivision	WINDING CREEK ESTATES
Legal Lot Number	296
Legal Unit	3
Jurisdiction	DU PAGE IL
Township / Civil Division	LISLE
Census Block Group	4
Census Block	4001
Census Tract	846207

Owner

508 Flock Ave is owned and occupied by two individuals who acquired it in October 2021.

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

Owner of Record	2 Individual Names on File
Mailing Address	508 FLOCK AVE, NAPERVILLE, IL 60565-1298
Occupancy	Owner Occupied
Owner Type	Individual

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
Oct 6, 2021	Deed of Trust, Mortgage · Line of Credit BMO HARRIS BANK NA
Aug 26, 2021	Deed of Trust, Mortgage · Conventional Mortgage BMO HARRIS BANK NA
Nov 29, 2021	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 7, 1994 · Amount on File
Deed Sale	Feb 7, 1994 · Amount on File
Deed Document Number	199434507
Last Transfer Date	Oct 21, 2021
Transfer Doc	0000171108
Record Updated	Sep 20, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DU PAGE IL
Property Address	508 FLOCK AVE, NAPERVILLE, IL 60565-1298
Transaction Type	Mortgage
Record Updated	Dec 14, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	508 FLOCK AVE, NAPERVILLE, IL 60565-1298

Mortgage

Document Number	0000148120
Date	Oct 6, 2021
Instrument	R2021-148120

Lender

Name	BMO HARRIS BANK NA
Type	Bank
Address	CHICAGO, IL 60690

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Oct 5, 2051

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DU PAGE IL
Property Address	508 FLOCK AVE, NAPERVILLE, IL 60565-1298
Transaction Type	Mortgage
Record Updated	Dec 14, 2021
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000128641
Date	Aug 26, 2021
Instrument	R2021-128641

Lender

Name	BMO HARRIS BANK NA
Type	Bank
Address	CHICAGO, IL 60690

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Sep 1, 2036

November 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	DU PAGE IL
Recording Date	Nov 29, 2021
Property Address	508 FLOCK AVE, NAPERVILLE, IL 60565-1298
Document Number	0000171108
Map Reference	DOC R85-70110
Instrument Date	Oct 21, 2021
Instrument	R2021-171108
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	508 FLOCK AVE, NAPERVILLE, IL 60565-1298

Tax Assessment & Valuation

The 2025 property tax bill for 508 Flock Ave was $12,182 with a homeowner's exemption.

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	$12,182.00	$216,737 Land $85,287 Building $131,450	$650,211 Land $255,861 Building $394,350
2022	$10,389.00 Homeowner's exemption	$166,530 Land $65,530 Building $101,000	$499,590 Land $196,590 Building $303,000

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

Flood

FEMA maps place 508 Flock Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.

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
Nearby Flood Claims	1 (2017)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Oct 2017 · rainfall accumulation

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

Wildfire risk around 508 Flock Ave is low, with less than 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 98% of the US · lower than 86% 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 177 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
AT&T DSL	100 / 20

May also be available: T-Mobile.

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