DuPage County property record for 409 E Porter Ave, Naperville, IL 60540 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 2,643 sqft · built 1958 |
| Lot Size | 0.39 acres (16,988 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $470,000 (Mar 2014) |
| Tax Bill | $16,048 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-19-101-002 |
| Primary APN | 08-19-101-002 |
|---|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 2,643 sqft Living Area |
| Gross Area | 4,405 sqft |
| 1st Floor Area | 1,762 sqft |
| 2nd Floor Area | 881 sqft |
| Upper Floors Area | 881 sqft |
| Basement Area | 1,762 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Exterior Material | Brick |
| Lot Area | 16,988 sqft (0.39 acres) |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | HVAC |
|---|
| Street Address | 409 E PORTER AVE |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60540-5430 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MC INTOSH NAPERVILLE HIGHLANDS |
| Legal Subdivision | MC INTOSH NAPERVILLE HIGHLANDS |
| Legal Block | 1 |
| Legal Lot Number | 17 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | LISLE |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 846209 |
Source: DuPage County records · APN 08-19-101-002
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 | 409 E PORTER AVE, NAPERVILLE, IL 60540-5430 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Mar 20, 2014 · Amount on Record |
| Deed Sale | Mar 20, 2014 · Amount on Record |
| Deed Document Number | 201422968 |
| 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 | $16,048.00 (+17.89%) | $282,985 (+30.81%) Land $148,122 Building $134,863 | $848,955 (+30.81%) Land $444,366 Building $404,589 |
| 2022 | $13,613.00 Homeowner's exemption | $216,340 Land $113,240 Building $103,100 | $649,020 Land $339,720 Building $309,300 |
Source: FEMA National Flood Hazard Layer, DuPage County (17043C), updated September 1, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170438462092, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Cost | Premium on Record median of 11 individual NFIP policies nearby |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 11 in force |
| Nearby Flood Claims | 4 (2008–2020) |
| Claims Outside the SFHA | 3 of 4 |
| Most Recent Claim | May 2020, rainfall accumulation |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| 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, availability as of December 31, 2025 · Published October 2026 · based on 417 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Radiate Holdings | Cable | 1,500 / 50 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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