DuPage County property record for 443 Flock Ave, Naperville, IL 60565
| Property Type | Single Family Home |
|---|---|
| Details | 3.5 ba · 3,381 sqft · built 1986 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | Company Name on File |
| Last Sale | $412,500 (Feb 2017) |
| Tax Bill | $12,475 (2025) |
| Deeds & Mortgages | Mar 2022 Transfer Jan 2021 Mortgage + 4 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-30-307-015 |
| Primary APN | 08-30-307-015 |
|---|
| Full Baths | 3.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,381 sqft Living Area |
| Gross Area | 3,721 sqft |
| 1st Floor Area | 1,471 sqft |
| 2nd Floor Area | 1,174 sqft |
| Basement Area | 1,076 sqft |
| Finished Basement | 736 sqft |
| Unfinished Basement | 340 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Exterior Material | Wood Siding |
| Lot Area | 10,019 sqft (0.23 acres) |
| Garage Area | 503 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Electric |
|---|
| Street Address | 443 FLOCK AVE |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60565-6150 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | WINDING CREEK ESTATES UNIT 2 ALL |
| Legal Subdivision | WINDING CREEK ESTATES |
| Legal Lot Number | 140 |
| Legal Unit | 2 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | LISLE |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 846207 |
Source: DuPage County records, as of August 17, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Revocable Trust |
| Date | Document |
|---|---|
| Mar 7, 2022 | Intrafamily Transfer, Transfer ATTORNEY |
| Jan 19, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC |
| Oct 6, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC |
| Feb 21, 2020 | Deed of Trust, Mortgage · Conventional with PMI GUARANTEED RATE |
| Jun 13, 2019 | Deed of Trust, Mortgage · Conventional with PMI GUARANTEED RATE |
| Feb 27, 2017 | Warranty Deed, Transfer GUARANTEED RATE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 27, 2017 · Amount on File |
| Deed Sale | Feb 27, 2017 · Amount on File |
| Prior Sale | Aug 22, 2011 · Amount on File |
| Deed Document Number | 201719784 |
| Last Transfer Date | Feb 10, 2022 |
| Transfer Doc | 0000023965 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Mar 7, 2022 |
| Property Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Document Number | 0000023965 |
| Map Reference | DOC R85-10030 |
| Instrument Date | Feb 10, 2022 |
| Instrument | R2022-023965 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | ATTORNEY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Revocable Trust |
| Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Transaction Type | Mortgage |
| Record Updated | Dec 14, 2021 |
| Title Company | RAVENSWOOD TITLE COMPANY LLC |
| Name | Verified Name |
|---|
| Document Number | 0000008808 |
|---|---|
| Date | Jan 19, 2021 |
| Instrument | R2021-008808 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 241 Months |
| Due | Feb 1, 2041 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 2.87% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Transaction Type | Mortgage |
| Record Updated | Dec 14, 2021 |
| Title Company | RAVENSWOOD TITLE COMPANY LLC |
| Name | Verified Name |
|---|
| Document Number | 0000148214 |
|---|---|
| Date | Oct 6, 2021 |
| Instrument | R2021-148214 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Oct 1, 2036 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 2.37% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Document Number | 0000019481 |
| Instrument Date | Feb 21, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Mar 18, 2020 |
| Title Company | RAVENSWOOD TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 443 FLOCK AVE NAPERVILLE IL 605656150, NAPERVILLE, IL 60565-6150 |
| Document Number | 0000019481 |
|---|---|
| Date | Feb 27, 2020 |
| Instrument | 19481 |
| Name | GUARANTEED RATE |
|---|---|
| Address | CHICAGO, IL 60613 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Feb 26, 2050 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 3.62% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Document Number | 0000048682 |
| Instrument Date | Jun 13, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Jul 8, 2019 |
| Title Company | RAVENSWOOD TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 443 FLOCK AVE NAPERVILLE IL 605656150, NAPERVILLE, IL 60565-6150 |
| Document Number | 0000048682 |
|---|---|
| Date | Jun 19, 2019 |
| Instrument | 48682 |
| Name | GUARANTEED RATE |
|---|---|
| Address | CHICAGO, IL 60613 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 18, 2049 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 3.99% |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Feb 27, 2017 |
| Property Address | 443 FLOCK AVE, NAPERVILLE, IL 60565-6150 |
| Document Number | 0000019784 |
| Instrument Date | Feb 24, 2017 |
| Instrument | 19784 |
| Transaction Type | Transfer |
| Record Updated | Jan 9, 2019 |
| Title Company | HOME CLOSING SERVICES INC, HOME CLOSING SVCS INC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 801 S WELLS ST #107 CHICAGO IL 606074526, 107, CHICAGO, IL 60607-4526 |
| Document Number | 19785 |
|---|---|
| Date | Feb 27, 2017 |
| Instrument | 19785 |
| Name | GUARANTEED RATE |
|---|---|
| Address | FLINT, MI 48501-2026 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Feb 26, 2047 |
Source: DuPage County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Lisle Township |
| Municipality | Naperville City |
| Unified School District | Naperville Community Unit District 203 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $12,475.00 (+22.99%) | $221,756 (+36.27%) Land $85,287 Building $136,469 | $665,268 (+36.27%) Land $255,861 Building $409,407 |
| 2022 | $10,143.00 Homeowner's exemption | $162,730 Land $65,530 Building $97,200 | $488,190 Land $196,590 Building $291,600 |
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.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 1 (1991) |
| Most Recent Claim | Oct 1991 · 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.
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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 417 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 |
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