DuPage County property record for 791 Sigmund Rd, Naperville, IL 60563
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 4,927 sqft · built 1999 |
| Lot Size | 0.24 acres (10,454 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $760,000 (Dec 2007) |
| Tax Bill | $18,209 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 07-11-220-004 |
| Primary APN | 07-11-220-004 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 4,927 sqft Living Area |
| Gross Area | 5,410 sqft |
| 1st Floor Area | 2,003 sqft |
| 2nd Floor Area | 1,424 sqft |
| Basement Area | 1,983 sqft |
| Finished Basement | 1,500 sqft |
| Unfinished Basement | 483 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 1999 |
| Architectural Style | Traditional |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 10,454 sqft (0.24 acres) |
| Lot Dimensions | 13.6 ft deep x 7.8 ft wide |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Water Source | Commercial |
| Street Address | 791 SIGMUND RD |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60563-1391 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | CENTURY FARMS UNIT 3 ALL |
| Legal Subdivision | CENTURY FARMS |
| Legal Lot Number | 164 |
| Legal Unit | 3 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | NAPERVILLE |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 846405 |
791 Sigmund Rd is owned and occupied by two individuals who bought it in December 2007.
Source: DuPage County records, as of August 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 791 SIGMUND RD, NAPERVILLE, IL 60563-1391 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Dec 3, 2007 · Amount on File |
| Deed Sale | Dec 3, 2007 · Amount on File |
| Prior Sale | Sep 9, 2004 · Amount on File |
| Deed Document Number | 2007213054 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 791 Sigmund Rd was $18,209 with a homeowner's exemption.
Source: DuPage County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Naperville Township |
| Municipality | Naperville City |
| Unified School District | Naperville Community Unit District 203 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $18,209.00 Homeowner's exemption | $320,300 (+9.67%) Land $101,254 Building $219,046 | $960,900 (+9.67%) Land $303,762 Building $657,138 |
| 2024 | $292,058 Land $92,326 Building $199,732 | $876,174 Land $276,978 Building $599,196 | |
| 2022 | $14,985.00 Homeowner's exemption | $237,920 Land $74,660 Building $163,260 | $713,760 Land $223,980 Building $489,780 |
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 791 Sigmund Rd in Zone X, an area of minimal flood risk, though there have been 7 flood claims nearby since 1979.
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 10 (0% premium discount) |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 7 (1979–2010) |
| Claims Outside the SFHA | 5 of 7 |
| Most Recent Claim | Aug 2010 · Severe Storms And Flooding |
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 791 Sigmund Rd 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 | NAPERVILLE serves 156,406 people · EPA ID IL0434670 |
|---|---|
| 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, 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 306 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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