DuPage County property record for 350 Trinity Ln, Oak Brook, IL 60523
| Property Type | Single Family Home |
|---|---|
| Details | 4,097 sqft · built 1989 |
| Lot Size | 0.48 acres (20,909 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $960,000 (Jun 2007) |
| Tax Bill | $18,191 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-34-104-032 |
| Primary APN | 06-34-104-032 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 4,097 sqft Living Area |
| Gross Area | 6,247 sqft |
| 1st Floor Area | 4,097 sqft |
| Basement Area | 2,150 sqft |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | Ranch |
| Exterior Material | Combination |
| Construction Type | Brick |
| Lot Area | 20,909 sqft (0.48 acres) |
| Garage Type | Attached |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 350 TRINITY LN |
|---|---|
| City | OAK BROOK |
| State | IL |
| Zip | 60523-2561 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | TRINITY LAKES UNIT NO 2 ALL |
| Legal Subdivision | TRINITY LAKES UNIT NO 2 |
| Legal Lot Number | 76 |
| Legal Unit | 2 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | YORK |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 844502 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 350 TRINITY LN, OAK BROOK, IL 60523-2561 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 26, 2007 · Amount on Record |
| Deed Sale | Jun 26, 2007 · Amount on Record |
| Deed Document Number | 2007118531 |
| Prior Transfer Date | Jun 15, 1994 |
| Prior Transfer Doc | 0000158381 |
| Record Updated | Sep 20, 2026 |
Source: DuPage County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | York Township |
| Municipality | Oak Brook Village |
| Elementary School District | Butler School District 53 (KG - 08) |
| Secondary School District | Hinsdale Township High School District 86 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $18,191.00 (+4.12%) Homeowner's exemption | $514,196 (+7.86%) Land $216,239 Building $297,957 | $1,542,588 (+7.86%) Land $648,717 Building $893,871 |
| 2024 | $17,472.00 (+11.72%) | $476,725 (+12.5%) Land $200,481 Building $276,244 | $1,430,175 (+12.5%) Land $601,443 Building $828,732 |
| 2022 | $15,639.00 Homeowner's exemption | $423,770 Land $178,210 Building $245,560 | $1,271,310 Land $534,630 Building $736,680 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 5 in force |
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 | OAK BROOK serves 9,400 people · EPA ID IL0430700 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 3 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 172 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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