Knox County property record for 100 E Washington St, Henderson, IL 61439
| Property Type | Exempt (Full or Partial) |
|---|---|
| Lot Size | 1.04 acres (45,302 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-14-337-007 |
| Primary APN | 05-14-337-007 |
|---|
| Lot Area | 45,302 sqft (1.04 acres) |
|---|---|
| Lot Dimensions | 165 ft deep x 273 ft wide |
| Street Address | 100 E WASHINGTON ST |
|---|---|
| City | HENDERSON |
| State | IL |
| Zip | 61439-5052 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Legal Description | LOTS 1 THRU 4 BLK 9 & S1/2 VAC ALLEY LYG N & ADJ VILLAGE OF HENDERSON D0R 8248-8 |
| Legal Subdivision | HENDERSON |
| Legal Block | 9 |
| Legal Lot Number | 1-4 |
| Jurisdiction | KNOX IL |
| Township / Civil Division | HENDERSON |
| Census Block Group | 2 |
| Census Block | 2089 |
| Census Tract | 200 |
Source: Knox County records, as of June 18, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | PO BOX 193, HENDERSON, IL 61439-0193 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Knox County assessment roll, as of June 18, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Knox County |
| County Subdivision | Henderson Township |
| Municipality | Henderson Village |
| Unified School District | Galesburg Community Unit School District 205 (PK - 12) |
Source: FEMA National Flood Hazard Layer, effective August 2, 2011 · 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 Claims | 2 (1993) |
| Most Recent Claim | Jul 1993 · Severe Storms & Flooding |
| Claims by Event |
|
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 98% of the US · lower than 86% 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 | HENDERSON serves 375 people · EPA ID IL0950250 |
|---|---|
| Water Source | Purchased groundwater from GALESBURG |
| Last State Inspection | Dec 2023 |
| Lead | Under 1 ppb (2024) action level 15 ppb |
Listed by EPA as a serious violator for missed monitoring and reporting.
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory Oct 2024 |
| Monitoring and Reporting | 14 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 95 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Mediacom Xtream Cable · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Nextlink, T-Mobile.
5G (outdoors only) and 4G LTE
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