DuPage County property record for 1403 Siebert Ct, Naperville, IL 60565
| Property Type | Single Family Home |
|---|---|
| Details | 4 ba · 3,903 sqft · built 1995 |
| Lot Size | 0.37 acres (16,117 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $710,000 (Dec 2007) |
| Tax Bill | $18,394 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-28-314-011 |
| Primary APN | 08-28-314-011 |
|---|
| Full Baths | 4 Baths |
|---|---|
| Stories | 2 Stories |
| Building Area | 3,903 sqft Living Area |
| Gross Area | 5,847 sqft |
| 1st Floor Area | 1,944 sqft |
| 2nd Floor Area | 1,959 sqft |
| Basement Area | 1,944 sqft |
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Lot Area | 16,117 sqft (0.37 acres) |
| Garage Area | 651 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 1403 SIEBERT CT |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60565-6783 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | ROBINS NEST SUBDIVISION ALL |
| Legal Subdivision | ROBINS NEST SUBDIVISION |
| Legal Lot Number | 8 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | LISLE |
| Census Block Group | 5 |
| Census Block | 5000 |
| Census Tract | 846304 |
Source: DuPage County records · APN 08-28-314-011
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 | 1403 SIEBERT CT, NAPERVILLE, IL 60565-6783 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Dec 17, 2007 · Amount on Record |
| Deed Sale | Dec 17, 2007 · Amount on Record |
| Prior Sale | Oct 05, 1995 · Amount on Record |
| Deed Document Number | 2007220695 |
| Last Transfer Date | Sep 26, 2008 |
| Transfer Doc | 0000158841 |
| Record Updated | 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 | Lisle Township |
| Municipality | Naperville City |
| Unified School District | Naperville Community Unit District 203 (PK - 12) |
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 | $18,394.00 (+9.68%) | $323,179 (+21.89%) Land $87,558 Building $235,621 | $969,537 (+21.89%) Land $262,674 Building $706,863 |
| 2022 | $16,771.00 Homeowner's exemption | $265,140 Land $71,830 Building $193,310 | $795,420 Land $215,490 Building $579,930 |
Source: FEMA National Flood Hazard Layer as of September 1, 2025 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable | 1,500 / 50 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Verizon.
Based on FCC filings for 310 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | NAPERVILLE serves 156,406 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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