LaSalle County property record for 642 Illinois Ave, Ottawa, IL 61350
| Property Type | Single Family Home |
|---|---|
| Details | 1,802 sqft · built 1900 |
| Lot Size | 0.126 acres (5,526 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $13,000 (Oct 2014) |
| Tax Bill | $2,519 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21-11-315-009 |
| Primary APN | 21-11-315-009 |
|---|---|
| Alternative APN |
|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 2 Stories |
| Building Area | 1,802 sqft Total Area |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Lot Area | 5,526 sqft (0.126 acres) |
| Street Address | 642 ILLINOIS AVE |
|---|---|
| City | OTTAWA |
| State | IL |
| Zip | 61350-2723 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | WALKER'S ADD, W42 1/2' LT 7 BLK 3 SEC 11-33-3 |
| Legal Range | 03 |
| Legal Township | 33 |
| Legal Section | 11 |
| Legal Subdivision | WALKERS ADD |
| Legal Block | 3 |
| Legal Lot Number | 7 |
| Jurisdiction | LASALLE IL |
| Township / Civil Division | OTTAWA |
| Census Block Group | 4 |
| Census Block | 4013 |
| Census Tract | 962800 |
Source: LaSalle County records, as of June 29, 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 Record |
|---|---|
| Mailing Address | 2260 N 40TH RD, SERENA, IL 60549-9708 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 31, 2014 · Amount on Record |
| Deed Sale | Oct 31, 2014 · Amount on Record |
| Deed Document Number | 201421260 |
| Record Updated | Sep 20, 2026 |
Source: LaSalle County assessment roll, as of June 29, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | LaSalle County |
| County Subdivision | 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 | $2,519.00 (+7.51%) | $25,117 (+23.31%) Land $5,631 Building $19,486 | $75,351 (+23.31%) Land $16,893 Building $58,458 |
| 2024 | $2,343.00 | ||
| 2023 | $20,369 (+10.18%) Land $4,566 Building $15,803 | $61,107 (+10.18%) Land $13,698 Building $47,409 | |
| 2022 | $18,487 Land $6,384 Building $12,103 | $55,461 Land $19,152 Building $36,309 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 2 (40% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 4 (1984–2020) |
| Claims Outside the SFHA | 2 of 4 |
| Most Recent Claim | May 2020 · rainfall accumulation |
| 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 | 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 | 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 580 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 |
May also be available: AT&T, Verizon.
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