Madison County property record for 3433 Thomas Ave, Alton, IL 62002
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 904 sqft · built 1949 |
| Lot Size | 0.151 acres (6,565 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,476 (2025) |
| APN | 23-2-08-08-13-303-025 |
| Primary APN | 23-2-08-08-13-303-025 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 904 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Roof Material | Shingle |
| Lot Area | 6,565 sqft (0.151 acres) |
| Lot Dimensions | 131 ft deep x 50 ft wide |
| Garage Type | Detached |
| Garage Area | 616 sqft |
| Porch | Open Porch |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 3433 THOMAS AVE |
|---|---|
| City | ALTON |
| State | IL |
| Zip | 62002-4118 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | GILLHAM HEIGHTS SUBD LOT 20 21 & PT VAC ALLEY 50X131.25 |
| Legal Subdivision | GILLHAM HEIGHTS SUBD |
| Legal Lot Number | 20 |
| Jurisdiction | MADISON IL |
| Township / Civil Division | ALTON |
| Census Block Group | 1 |
| Census Block | 1021 |
| Census Tract | 401400 |
Source: Madison County records, as of June 25, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 3433 THOMAS AVE, ALTON, IL 62002-4118 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Madison County assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Alton City |
| County | Madison County |
| County Subdivision | Alton Township |
| Unified School District | Alton Community Unit School District 11 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,476.00 (+12.67%) | $24,450 (+35.38%) Land $2,320 Building $22,130 | $73,350 (+35.25%) Land $6,960 Building $66,390 |
| 2024 | $1,310.00 (+23.82%) | ||
| 2022 | $1,058.00 | $18,060 Land $1,720 Building $16,340 | $54,234 Land $5,165 Building $49,069 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Claims | 1 (1979) |
| Most Recent Claim | Apr 1979 · tidal / storm surge |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 79% of Illinois |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | IL AMERICAN-ALTON private · serves 46,127 people · EPA ID IL1195150 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2024 |
| Lead | 3 ppb (2026–2028) 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 598 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: i3 Broadband, Wisper ISP.
5G (outdoors only) and 4G LTE
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