Knox County property record for 511 Walnut St, Altona, IL 61414
| Property Type | Single Family Home |
|---|---|
| Details | 1,092 sqft · built 1978 |
| Lot Size | 0.25 acres (10,890 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,564 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-16-451-011 |
| Primary APN | 03-16-451-011 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 1,092 sqft Base Area |
| 1st Floor Area | 1,092 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Lot Area | 10,890 sqft (0.25 acres) |
| Lot Dimensions | 132 ft deep x 82 ft wide |
| Garage Area | 576 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 511 WALNUT ST |
|---|---|
| City | ALTONA |
| State | IL |
| Zip | 61414-5225 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | WM CAPP THIRD ADDN LOT 7 BLK 1 VILLAGE OF ALTONA |
| Legal Subdivision | WM CAPP THIRD ADDN |
| Legal Block | 1 |
| Legal Lot Number | 7 |
| Jurisdiction | KNOX IL |
| Township / Civil Division | WALNUT GROVE |
| Census Block Group | 2 |
| Census Block | 2044 |
| Census Tract | 100 |
511 Walnut St is owned and occupied by an individual.
Source: Knox County records, as of June 18, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 511 WALNUT ST, ALTONA, IL 61414-5225 |
| Occupancy | Owner Occupied |
| 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 | Sep 20, 2026 |
The 2025 property tax bill for 511 Walnut St was $2,564 with a homeowner's exemption.
Source: Knox County assessment roll, as of June 18, 2026
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Altona Village |
| County | Knox County |
| County Subdivision | Walnut Grove Township |
| Unified School District | ROWVA Community Unit School District 208 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,564.00 | $34,980 Land $2,220 Building $32,760 | $104,940 Land $6,660 Building $98,280 |
| 2022 | $2,595.00 | $34,570 Land $1,820 Building $32,750 | $103,710 Land $5,460 Building $98,250 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 511 Walnut St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective August 2, 2011
| 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 511 Walnut 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 | ALTONA serves 483 people · EPA ID IL0950100 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2024 |
| Lead | 4 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 8 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Mid Century Telephone Cooperative Fiber | 1,000 / 1,000 |
| Mediacom Xtream Cable | 1,000 / 50 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Nextlink.
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