Williamson County property record for 321 Prosperity St, Carterville, IL 62918
| Property Type | Single Family Home |
|---|---|
| Details | 1,321 sqft · built 1920 |
| Lot Size | 0.156 acres (6,799 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,077 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-03-430-005 |
| Primary APN | 05-03-430-005 |
|---|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 1 Story |
| Building Area | 1,321 sqft Living Area |
| 1st Floor Area | 1,321 sqft |
| Basement Area | 1,055 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Exterior Material | Other |
| Foundation Type | No Foundation |
| Lot Area | 6,799 sqft (0.156 acres) |
| Porch | Slab |
| Porch Area | 154 sqft |
| Heating System | Gas |
|---|
| Street Address | 321 PROSPERITY ST |
|---|---|
| City | CARTERVILLE |
| State | IL |
| Zip | 62918-1139 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PARK ADDITION 404-381 9-5-84 |
| Legal Subdivision | PARK ADD |
| Legal Block | 3 |
| Legal Lot Number | 7 |
| Jurisdiction | WILLIAMSON IL |
| Township / Civil Division | CARTERVILLE |
| Census Block Group | 5 |
| Census Block | 5018 |
| Census Tract | 20201 |
Source: Williamson County records · APN 05-03-430-005
Assessment roll updated February 10, 2026 · Last verified June 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 | 3100 NEW YORK DR, PASADENA, CA 91107-1501 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Williamson County records · Assessment roll updated February 10, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Carterville City |
| County | Williamson County |
| Unified School District | Carterville Community Unit School District 5 (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,077.00 (+0.09%) | $18,910 (-) Land $3,370 Building $15,540 | $56,730 (-) Land $10,110 Building $46,620 |
| 2024 | $1,076.00 (+35.86%) Homeowner's exemption | $18,910 (+17.97%) Land $3,370 Building $15,540 | $56,730 (+17.97%) Land $10,110 Building $46,620 |
| 2022 | $792.00 Homeowner's exemption | $16,030 Land $2,860 Building $13,170 | $48,090 Land $8,580 Building $39,510 |
Source: FEMA National Flood Hazard Layer as of July 9, 2020 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Wildfire Risk | Low lower than 80% of the US · above 71% of Illinois |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Delta Communications Fiber | 7,000 / 7,000 |
| Frontier Fiber | 7,000 / 7,000 |
| Mediacom Communications Cable · Fiber, Fixed Wireless in parts of the area | 1,000 / 50 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Hamilton County Telephone Co-Op, Verizon, Wisper ISP.
Based on FCC filings for 310 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CARTERVILLE serves 6,528 people |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2026 |
| Lead | 8 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 3 last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ. The full violation and enforcement history is in the system's EPA record.
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