Madison County property record for 3525 Thomas Ave, Alton, IL 62002
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 825 sqft · built 1939 |
| Lot Size | 0.226 acres (9,844 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,770 (2025) |
| Deeds & Mortgages | Apr 2018 Line of Credit |
| APN | 23-2-08-08-13-303-026 |
| Primary APN | 23-2-08-08-13-303-026 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 825 sqft Living Area |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Foundation Type | Raised |
| Roof Material | Shingle |
| Lot Area | 9,844 sqft (0.226 acres) |
| Lot Dimensions | 131 ft deep x 75 ft wide |
| Garage Type | Detached |
| Garage Area | 360 sqft |
| Porch | Porch |
| Total Buildings | 2 Buildings |
| Heating System | HVAC |
|---|
| Street Address | 3525 THOMAS AVE |
|---|---|
| City | ALTON |
| State | IL |
| Zip | 62002-4120 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | GILLHAM HEIGHTS SUBD LOT 17 18 19 & PT VAC ALLEY 75X131.25 |
| Legal Subdivision | GILLHAM HEIGHTS SUBD |
| Legal Lot Number | 17 |
| Jurisdiction | MADISON IL |
| Township / Civil Division | ALTON |
| Census Block Group | 1 |
| Census Block | 1021 |
| Census Tract | 401400 |
Source: Madison County records, as of September 17, 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 | 3525 THOMAS AVE, ALTON, IL 62002-4120 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MADISON IL |
| Property Address | 3525 THOMAS AVE, ALTON, IL 62002-4120 |
| Document Number | 0000012887 |
| Instrument Date | Apr 13, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jan 12, 2019 |
| Title Company | SERENITY TITLE AND ESCROW LIMITED, SERENITY TITLE & ESCROW LTD |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 3525 THOMAS AVE ALTON IL 620024120, ALTON, IL 62002-4120 |
| Document Number | 0000012887 |
|---|---|
| Date | Apr 30, 2018 |
| Instrument | 12887 |
| Name | 1ST MIDAMERICA CU |
|---|---|
| Type | Credit Union |
| Address | EAST ALTON, IL 62024 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | Apr 29, 2028 |
| Rate Type | Adjustable Rate |
|---|
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 | $1,770.00 (+14.86%) | $33,120 (+35.4%) Land $3,550 Building $29,570 | $99,360 (+35.27%) Land $10,650 Building $88,710 |
| 2024 | $1,541.00 (+46.62%) | ||
| 2022 | $1,051.00 | $24,460 Land $2,620 Building $21,840 | $73,454 Land $7,868 Building $65,586 |
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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