LaSalle County property record for 503 12th Ave, Mendota, IL 61342
| Property Type | Single Family Home |
|---|---|
| Details | 2,106 sqft · built 1901 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,949 (2025) |
| Deeds & Mortgages | Jun 2023 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-33-312-006 |
| Primary APN | 01-33-312-006 |
|---|---|
| Alternative APN |
|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 2 Stories |
| Building Area | 2,106 sqft Total Area |
| Year Built | Built 1901 |
|---|---|
| Effective Year Built | Effective 1901 |
| Lot Area | 8,712 sqft (0.2 acres) |
| Street Address | 503 12TH AVE |
|---|---|
| City | MENDOTA |
| State | IL |
| Zip | 61342-1945 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN OF MENDOTA, EX N3' LT 15 & N45' LT 9 BLK 70 & ADJ VAC ALLEY SEC 33-36-1 |
| Legal Range | 01 |
| Legal Township | 36 |
| Legal Section | 33 |
| Legal Subdivision | MENDOTA (ORIGINAL TOWN) PLAT OF BLKS 63 |
| Legal Block | 70 |
| Legal Lot Number | 15-9 |
| Jurisdiction | LASALLE IL |
| Township / Civil Division | MENDOTA |
| Census Block Group | 3 |
| Census Block | 3018 |
| Census Tract | 962000 |
503 12th Ave is owned and occupied by two individuals.
Source: LaSalle County records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 503 12TH AVE, MENDOTA, IL 61342-1945 |
| 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 | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LASALLE IL |
| Property Address | 503 12TH AVE, MENDOTA, IL 61342-1945 |
| Transaction Type | Mortgage |
| Record Updated | Aug 2, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0202306434 |
|---|---|
| Date | Jun 29, 2023 |
| Instrument | 2023-06434 |
| Name | FINANCIAL PLUS CU |
|---|---|
| Type | Credit Union |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 28, 2053 |
The 2025 property tax bill for 503 12th Ave was $2,949, up 11.4% from the year before.
Source: LaSalle County assessment roll, as of June 29, 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,949.00 (+11.41%) | $40,003 Land $7,177 Building $32,826 | $120,009 Land $21,531 Building $98,478 |
| 2024 | $2,647.00 | ||
| 2023 | $34,046 (+9.69%) Land $6,108 Building $27,938 | $102,138 (+9.69%) Land $18,324 Building $83,814 | |
| 2022 | $31,038 Land $5,568 Building $25,470 | $93,114 Land $16,704 Building $76,410 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 503 12th Ave in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1978.
Source: FEMA National Flood Hazard Layer, effective March 29, 2024 · 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 | 2 in force |
| Nearby Flood Claims | 8 (1978–2013) |
| Claims Outside the SFHA | 1 of 8 |
| Most Recent Claim | Apr 2013 · Severe Storms, Straight-line Winds, And 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.
The area around 503 12th Ave 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 | MENDOTA serves 7,100 people · EPA ID IL0990550 |
|---|---|
| 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, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 191 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 1,200 / 35 |
| Surf Internet Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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