DuPage County property record for 309 Chatelaine Ct, Willowbrook, IL 60527 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bathrooms | 2.5 Baths |
| Year Built | Built 1976 |
| Square Footage | 1,848 sqft Living Area |
| Lot Size | 11,326 sqft (0.26 acres) |
| Garage | 528 sqft |
| Occupancy | Owner Occupied |
| Last Sale | $381,000 (2015) |
| Tax Bill | $9,420.00 (2025) |
| Primary APN | 09-15-406-041 |
|---|
| Full Baths | 2.5 Baths |
|---|---|
| Partial Baths | 1 Partial Baths |
| Building Area | 1,848 sqft Living Area |
| Gross Area | 3,192 sqft Gross Area |
| Basement Area | 1,344 sqft Basement |
| Stories | 2 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1976 |
| Construction Type | Frame Construction |
| Lot Area | 11,326 sqft (0.26 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 528 sqft Garage |
| Cooling System | Central Cooling |
|---|
| Street Address | 309 CHATELAINE CT |
|---|---|
| City | WILLOWBROOK |
| State | IL |
| Zip | 60527-3126 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | CHATELAINE RESUBN ALL |
| Legal Subdivision | CHATELAINE RESUBN |
| Legal Lot Number | 21 |
| Jurisdiction | DU PAGE IL |
| Minor Civil Division | DOWNERS GROVE |
| Census Blockgroup | 1 |
| Census Block | 1026 |
| Census Tract | 845502 |
Source: DuPage County records · APN 09-15-406-041
Assessment roll updated August 17, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 309 CHATELAINE CT, WILLOWBROOK, IL 60527-3126 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 28, 2015 · Amount on Record |
| Deed Sale | May 28, 2015 · Amount on Record |
| Deed Doc Number | 201556364 |
| Prior Transfer Date | Apr 14, 2015 |
| Prior Transfer Doc | 0000090858 |
| Record Refreshed | Sep 20, 2026 |
Source: DuPage County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Downers Grove Township |
| Municipality | Willowbrook Village |
| Secondary School District | Hinsdale Township High School District 86 (09 - 12) |
| Elementary School District | Maercker School District 60 (PK - 08) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $9,420.00 (+5.31%) Homeowner's exemption | $171,635 (+7.9%) Land $57,478 Building $114,157 | $514,905 (+7.9%) Land $172,434 Building $342,471 |
| 2024 | $8,945.00 (+8.27%) | $159,069 (+13.78%) Land $53,270 Building $105,799 | $477,207 (+13.78%) Land $159,810 Building $317,397 |
| 2022 | $8,262.00 Homeowner's exemption | $139,810 Land $46,820 Building $92,990 | $419,430 Land $140,460 Building $278,970 |
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