LaSalle County property record for 503 4th Ave, Mendota, IL 61342
| Property Type | Single Family Home |
|---|---|
| Details | 1,444 sqft · built 1950 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | Individual Name on File |
| Last Sale | $116,000 (Oct 2024) |
| Tax Bill | $3,589 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-33-409-006 |
| Primary APN | 01-33-409-006 |
|---|---|
| Alternative APN |
|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 1 Story |
| Building Area | 1,444 sqft Total Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 9,583 sqft (0.22 acres) |
| Street Address | 503 4TH AVE |
|---|---|
| City | MENDOTA |
| State | IL |
| Zip | 61342-2234 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN OF MENDOTA, LT 15 & N45' LT 9 BLK 39 SEC 33-36-1 |
| Legal Range | 01 |
| Legal Township | 36 |
| Legal Section | 33 |
| Legal Subdivision | MENDOTA (ORIGINAL TOWN) |
| Legal Block | 39 |
| Legal Lot Number | 15-9 |
| Jurisdiction | LASALLE IL |
| Township / Civil Division | MENDOTA |
| Census Block Group | 1 |
| Census Block | 1034 |
| Census Tract | 962000 |
Source: LaSalle County assessment roll, APN 01-33-409-006, as of June 29, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 89, GENESEO, IL 61254-0089 |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 25, 2024 · Amount on Record |
| Deed Sale | Oct 25, 2024 · Amount on Record |
| Deed Document Number | 202411710 |
| Record Updated | Sep 20, 2026 |
Source: LaSalle County assessment roll as of June 29, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | LaSalle County |
| County Subdivision | Mendota Township |
| Municipality | Mendota City |
| Elementary School District | Mendota Community Consolidated School District 289 (PK - 08) |
| Secondary School District | Mendota Township High School District 280 (09 - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,589.00 (+9.55%) | $41,388 (+17.5%) Land $6,540 Building $34,848 | $124,164 (+17.5%) Land $19,620 Building $104,544 |
| 2024 | $3,276.00 | ||
| 2023 | $35,225 (+9.69%) Land $5,566 Building $29,659 | $105,675 (+9.69%) Land $16,698 Building $88,977 | |
| 2022 | $32,113 Land $5,074 Building $27,039 | $96,339 Land $15,222 Building $81,117 |
Source: FEMA National Flood Hazard Layer, LaSalle County (17099C), as of March 29, 2024 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170999620001, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1978) |
| Most Recent Claim | Jun 1978 · tidal / storm surge |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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, 263 locations within half a mile, as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 1,200 / 35 |
| Surf Air Wireless Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Source: EPA Safe Drinking Water Information System, water system IL0990550, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MENDOTA serves 7,100 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2023 |
| Lead | 7 ppb (2026) action level 15 ppb |
| Water Quality | Haloacetic acids resolved · Jan 2021 |
|---|---|
| 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 full violation and enforcement history is in the system's EPA record.
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