DuPage County property record for 2S623 Ave Chateaux E, Oak Brook, IL 60523
| Property Type | Single Family Home |
|---|---|
| Details | 2,903 sqft · built 1973 |
| Lot Size | 0.37 acres (16,117 sqft) |
| Owner | Individual Name on File |
| Last Sale | $382,000 (May 2000) |
| Tax Bill | $11,477 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-28-300-033 |
| Primary APN | 06-28-300-033 |
|---|
| Stories | 2 Stories |
|---|---|
| Building Area | 2,903 sqft Living Area |
| Gross Area | 4,283 sqft |
| 1st Floor Area | 1,523 sqft |
| 2nd Floor Area | 1,380 sqft |
| Basement Area | 1,380 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 16,117 sqft (0.37 acres) |
| Lot Dimensions | 13.5 ft deep x 11.6 ft wide |
| Garage Type | Attached |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 2S623 AVENUE CHATEAUX E |
|---|---|
| City | OAK BROOK |
| State | IL |
| Zip | 60523-1664 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | TALL TREES UNIT NO 1 RESUBDIVISION NO 2 A RESUB OF TALL TREES UNIT NO 1 RESUB |
| Legal Subdivision | TALL TREES |
| Legal Lot Number | 40 |
| Legal Unit | 1 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | YORK |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 844401 |
2S623 Ave Chateaux E is owned and occupied by an individual who bought it in May 2000.
Source: DuPage County records, as of August 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 2S623 AVENUE CHATEAUX E, OAK BROOK, IL 60523-1664 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 11, 2000 · Amount on File |
| Deed Sale | May 11, 2000 · Amount on File |
| Deed Document Number | 200070727 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 2S623 Ave Chateaux E was $11,477 with a veteran's exemption.
Source: DuPage County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | York Township |
| Elementary School District | Downers Grove Grade School District 58 (PK - 08) |
| Secondary School District | Community High School District 99 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $11,477.00 | $214,395 Land $66,555 Building $147,840 | $643,185 Land $199,665 Building $443,520 |
| 2022 | $10,265.00 Homeowner's exemption Senior Citizen's exemption | $183,810 Land $54,850 Building $128,960 | $551,430 Land $164,550 Building $386,880 |
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.
FEMA maps place 2S623 Ave Chateaux E in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1978.
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 5 (25% premium discount) |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 2 (1978–1979) |
| Most Recent Claim | Jun 1979 · 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.
The area around 2S623 Ave Chateaux E has no burnable land within ember reach, so its wildfire risk is not rated.
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 | AQUA ILLINOIS-OAK BROOK private · serves 5,361 people · EPA ID IL0430055 |
|---|---|
| Water Source | Purchased surface water from OAK BROOK |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 148 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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