Kane County property record for 540 Watson St, Aurora, IL 60505
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,749 sqft · built 1910 |
| Lot Size | 0.139 acres (6,072 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,321 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 15-27-403-010 |
| Primary APN | 15-27-403-010 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,749 sqft Living Area |
| Gross Area | 3,309 sqft |
| Basement Area | 942 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Construction Type | Frame |
| Lot Area | 6,072 sqft (0.139 acres) |
| Lot Dimensions | 92 ft deep x 66 ft wide |
| Garage Type | Attached |
| Garage Area | 336 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Enclosed Porch |
| Cooling System | Central |
|---|
| Street Address | 540 WATSON ST |
|---|---|
| City | AURORA |
| State | IL |
| Zip | 60505-4820 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BIDWELLS ADDN : W 92 FT LOT 8 BLK 17 LOT DIMENSIONS: 66 X 92 APPROX LOT SQ FT 6072 SUBDIVISION: SEC 27&34 N ASHLAND RANGE CODE: 001 |
| Legal Subdivision | BIDWELLS ADDN |
| Legal Block | 17 |
| Legal Lot Number | 8 |
| Jurisdiction | KANE IL |
| Township / Civil Division | AURORA |
| Census Block Group | 5 |
| Census Block | 5007 |
| Census Tract | 854301 |
540 Watson St is owned and occupied by two individuals.
Source: Kane County records, as of July 23, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 540 WATSON ST, AURORA, IL 60505-4820 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 540 Watson St was $4,321 with a homeowner's exemption.
Source: Kane County assessment roll, as of July 23, 2026
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Aurora City |
| County | Kane County |
| County Subdivision | Aurora Township |
| Unified School District | Aurora East Unit School District 131 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,321.00 Homeowner's exemption | $74,172 (+9.39%) Land $8,491 Building $65,681 | $222,605 (+9.39%) Land $25,483 Building $197,122 |
| 2024 | $67,805 Land $7,762 Building $60,043 | $203,496 Land $23,295 Building $180,201 | |
| 2022 | $3,743.00 (+1.99%) Homeowner's exemption | $55,277 (+7.41%) Land $6,328 Building $48,949 | $165,831 (+7.41%) Land $18,984 Building $146,847 |
| 2021 | $3,670.00 Homeowner's exemption | $51,463 Land $5,891 Building $45,572 | $154,389 Land $17,673 Building $136,716 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 540 Watson St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 8, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 540 Watson St 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 | AURORA serves 183,000 people · EPA ID IL0894070 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2025 |
| Lead | 26 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 772 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 |
May also be available: AT&T, T-Mobile, Watch TV.
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