Williamson County property record for 415 Onley St, Carterville, IL 62918
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.173 acres (7,566 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $148,500 (Apr 2019) |
| Tax Bill | $4,937 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-03-436-007 |
| Primary APN | 05-03-436-007 |
|---|
| Lot Area | 7,566 sqft |
|---|
| Street Address | 415 ONLEY ST |
|---|---|
| City | CARTERVILLE |
| State | IL |
| Zip | 62918-1250 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ONLEY 1ST ADDN LOT 1 & N1/2 OF LOT 2 510-212 4-12-2019 $148,254.00 |
| Legal Subdivision | ONLEYS ADD |
| Legal Lot Number | 1-2 |
| Jurisdiction | WILLIAMSON IL |
| Township / Civil Division | CARTERVILLE |
| Census Block Group | 5 |
| Census Block | 5023 |
| Census Tract | 20201 |
415 Onley St is owned by two individuals who bought it in April 2019.
Source: Williamson County records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 3358, COVINA, CA 91722-5358 |
| 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 |
|---|---|
| Last Sale | Apr 15, 2019 · Amount on File |
| Deed Sale | Apr 15, 2019 · Amount on File |
| Prior Sale | Jun 11, 2018 · Amount on File |
| Deed Document Number | 20192509 |
| Deed Book / Page | 510 / 212 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 415 Onley St was $4,937, up 6.4% from the year before.
Source: Williamson County assessment roll, as of October 20, 2026
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Carterville City |
| County | Williamson County |
| Unified School District | Carterville Community Unit School District 5 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,937.00 (+6.42%) | $64,905 (+12.49%) Land $4,815 Building $60,090 | $194,715 (+12.49%) Land $14,445 Building $180,270 |
| 2024 | $4,639.00 | $57,700 Land $4,280 Building $53,420 | $173,100 Land $12,840 Building $160,260 |
| 2022 | $3,815.00 | $48,300 Land $3,630 Building $44,670 | $144,900 Land $10,890 Building $134,010 |
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.
FEMA maps place 415 Onley St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective July 9, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
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.
Wildfire risk around 415 Onley St is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 71% of Illinois |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 | CARTERVILLE serves 6,528 people · EPA ID IL1990150 |
|---|---|
| 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, 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.
Source: FCC Broadband Data Collection, based on 310 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ClearWave Fiber | 7,000 / 7,000 |
| Frontier Fiber | 7,000 / 7,000 |
| Mediacom Xtream Cable · Fiber, Fixed Wireless in parts of the area | 1,000 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Futiva, Verizon, Wisper ISP.
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