DuPage County property record for 846 Mount Vernon Ct, Naperville, IL 60563
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,611 sqft · built 1982 |
| Lot Size | 0.24 acres (10,454 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $13,239 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-07-415-012 |
| Primary APN | 08-07-415-012 |
|---|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,611 sqft Living Area |
| Gross Area | 4,068 sqft |
| 1st Floor Area | 1,457 sqft |
| 2nd Floor Area | 1,154 sqft |
| Basement Area | 1,457 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1982 |
| Exterior Material | Wood Siding |
| Lot Area | 10,454 sqft (0.24 acres) |
| Garage Area | 506 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 846 MT VERNON CT |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60563-3231 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | COLUMBIA ESTATES UNIT 1 ALL |
| Legal Subdivision | COLUMBIA ESTATES |
| Legal Lot Number | 11 |
| Legal Unit | 1 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | LISLE |
| Census Block Group | 3 |
| Census Block | 3015 |
| Census Tract | 846105 |
Source: DuPage County assessment roll, APN 08-07-415-012, as of 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 | 846 MT VERNON CT, NAPERVILLE, IL 60563-3231 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | May 10, 2024 |
| Transfer Doc | 0000025779 |
| Record Updated | Sep 20, 2026 |
Source: DuPage County assessment roll as of 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $13,239.00 (+10.55%) | $242,850 (+27.11%) Land $93,634 Building $149,216 | $728,550 (+27.11%) Land $280,902 Building $447,648 |
| 2022 | $11,976.00 Homeowner's exemption | $191,050 Land $73,660 Building $117,390 | $573,150 Land $220,980 Building $352,170 |
Source: FEMA National Flood Hazard Layer, DuPage County (17043C), as of September 1, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170438461053, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1979) |
| Most Recent Claim | Apr 1979 · tidal / storm surge |
| Wildfire Risk | Low lower than 98% of the US · lower than 86% of Illinois |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, 448 locations within half a mile, 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 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
Source: EPA Safe Drinking Water Information System, water system IL0434670, 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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