Williamson County property record for 421 N 20th St, Herrin, IL 62948
| Property Type | Single Family Home |
|---|---|
| Details | 1,588 sqft · built 1900 |
| Lot Size | 0.151 acres (6,614 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,701 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 02-19-376-012 |
| Primary APN | 02-19-376-012 |
|---|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 1 Story |
| Building Area | 1,588 sqft Living Area |
| 1st Floor Area | 1,588 sqft |
| Basement Area | 1,182 sqft |
| Unfinished Basement | 1,182 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Other |
| Foundation Type | Raised |
| Lot Area | 6,614 sqft (0.151 acres) |
| Porch | Slab |
| Porch Area | 50 sqft |
| Heating System | Gas |
|---|
| Street Address | 421 N 20TH ST |
|---|---|
| City | HERRIN |
| State | IL |
| Zip | 62948-1436 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MCNEILLS, H F 2ND ADD |
| Legal Subdivision | H F MCNEILLS 2ND ADD |
| Legal Block | 2 |
| Legal Lot Number | 1 |
| Jurisdiction | WILLIAMSON IL |
| Township / Civil Division | HERRIN |
| Census Block Group | 3 |
| Census Block | 3014 |
| Census Tract | 20400 |
421 N 20th St, a single family home, is owned by an individual.
Source: Williamson County records, as of October 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 12252 OLD FRANKFORT RD, MARION, IL 62959-7136 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 421 N 20th St was $1,701, up 2.3% from the year before.
Source: Williamson County assessment roll, as of October 20, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Williamson County |
| Municipality | Herrin City |
| Unified School District | Herrin Community Unit School District 4 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,701.00 (+2.29%) | $20,620 (+10.15%) Land $3,480 Building $17,140 | $61,860 (+10.15%) Land $10,440 Building $51,420 |
| 2024 | $1,663.00 | $18,720 Land $3,160 Building $15,560 | $56,160 Land $9,480 Building $46,680 |
| 2022 | $1,479.00 | $16,490 Land $2,780 Building $13,710 | $49,470 Land $8,340 Building $41,130 |
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 421 N 20th St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective July 9, 2020
| 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 421 N 20th 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 | HERRIN serves 12,747 people · EPA ID IL1990400 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Mar 2025 |
| Lead | 10 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 6 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 504 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ClearWave Fiber | 7,000 / 7,000 |
| Frontier Fiber | 5,000 / 5,000 |
| Mediacom Xtream Cable | 1,000 / 50 |
| Wisper ISP Fixed Wireless | 400 / 30 |
| Verizon Fixed Wireless | 300 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures