LaSalle County property record for 506 4th Ave, Ottawa, IL 61350
| Property Type | Single Family Home |
|---|---|
| Details | 936 sqft · built 1929 |
| Lot Size | 0.07 acres (3,049 sqft) |
| Owner | Individual Name on File |
| Last Sale | $135,000 (May 2024) |
| Tax Bill | $2,076 (2025) |
| Deeds & Mortgages | Jun 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 22-13-110-017 |
| Primary APN | 22-13-110-017 |
|---|---|
| Alternative APN |
|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 1 Story |
| Building Area | 936 sqft Total Area |
| Year Built | Built 1929 |
|---|---|
| Effective Year Built | Effective 1929 |
| Lot Area | 3,049 sqft (0.07 acres) |
| Street Address | 506 4TH AVE |
|---|---|
| City | OTTAWA |
| State | IL |
| Zip | 61350-3620 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | HIGHLAND 2ND ADD TO OTTAWA, S44' W68' LT 2 BLK 13 SEC 13-33-3 |
| Legal Range | 03 |
| Legal Township | 33 |
| Legal Section | 13 |
| Legal Subdivision | HIGHLAND 2ND ADD |
| Legal Block | 13 |
| Legal Lot Number | 2 |
| Jurisdiction | LASALLE IL |
| Township / Civil Division | SOUTH OTTAWA |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 963600 |
506 4th Ave is owned and occupied by an individual who acquired it in March 2025.
Source: LaSalle County records, as of June 29, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 506 4TH AVE, OTTAWA, IL 61350-3620 |
| 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 |
|---|---|
| Last Sale | May 28, 2024 · Amount on File |
| Deed Sale | May 28, 2024 · Amount on File |
| Prior Sale | Jun 14, 2021 · Amount on File |
| Deed Document Number | 20245317 |
| Last Transfer Date | Mar 27, 2025 |
| Transfer Doc | 0202503394 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | LASALLE IL |
| Recording Date | Jun 14, 2021 |
| Property Address | 506 4TH AVE, OTTAWA, IL 61350-3620 |
| Document Number | 202109050 |
| Instrument Date | Jun 4, 2021 |
| Instrument | 2021-09050 |
| Transaction Type | Transfer |
| Record Updated | Jul 7, 2021 |
| Amount | Amount on Record |
|---|---|
| Tax | $90.00 |
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|---|
| Address | 716 3RD AVE, 716, OTTAWA, IL 61350-4014 |
| Name | Verified Name |
|---|---|
| Address | 506 4TH AVE, OTTAWA, IL 61350-3620 |
The 2025 property tax bill for 506 4th Ave was $2,076, down 13.2% from the year before.
Source: LaSalle County assessment roll, as of June 29, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | LaSalle County |
| County Subdivision | South Ottawa Township |
| Municipality | Ottawa City |
| Elementary School District | Ottawa Elementary School District 141 (PK - 08) |
| Secondary School District | Ottawa Township High School District 140 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,076.00 (-13.17%) | $31,614 (+8.5%) Land $2,966 Building $28,648 | $94,842 (+8.5%) Land $8,898 Building $85,944 |
| 2024 | $2,391.00 | $29,138 (+8.74%) Land $2,734 Building $26,404 | $87,414 (+8.74%) Land $8,202 Building $79,212 |
| 2023 | $26,796 (+9.53%) Land $2,514 Building $24,282 | $80,388 (+9.53%) Land $7,542 Building $72,846 | |
| 2022 | $1,989.00 | $24,464 Land $3,763 Building $20,701 | $73,392 Land $11,289 Building $62,103 |
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 506 4th Ave in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1996.
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 |
| Community Rating System | Class 2 (40% premium discount) |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 4 (1996–1997) |
| Most Recent Claim | Feb 1997 · river or lake 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.
Wildfire risk around 506 4th Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 71% of Illinois |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect 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 | OTTAWA serves 18,097 people · EPA ID IL0990800 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2025 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | Radium resolved · Jul 2023 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 5 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 325 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Surf Internet Fiber | 1,000 / 1,000 |
| Mediacom Xtream Cable · Fixed Wireless · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
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