Kendall County property record for 25 E Washington St, Oswego, IL 60543
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 3,735 sqft · built 1835 |
| Lot Size | 0.427 acres (18,614 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $151,000 (Mar 2011) |
| Tax Bill | $12,495 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-17-376-012 |
| Primary APN | 03-17-376-012 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,735 sqft Living Area |
| Gross Area | 4,551 sqft |
| 1st Floor Area | 3,735 sqft |
| Basement Area | 700 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1835 |
|---|---|
| Effective Year Built | Effective 1835 |
| Architectural Style | Bi-Level |
| Exterior Material | Stone |
| Foundation Type | Raised |
| Roof Material | Asphalt |
| Lot Area | 18,614 sqft (0.427 acres) |
| Lot Dimensions | 132 ft deep x 139 ft wide |
| Garage Type | Attached |
| Garage Area | 816 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 25 E WASHINGTON ST |
|---|---|
| City | OSWEGO |
| State | IL |
| Zip | 60543-8622 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LTS 1 & 4 BLK 9 ORIG TOWN OSWEGO |
| Legal Subdivision | ORIG TOWN OSWEGO |
| Legal Block | 9 |
| Legal Lot Number | 1,4 |
| Jurisdiction | KENDALL IL |
| Township / Civil Division | OSWEGO |
| Census Block Group | 2 |
| Census Block | 2022 |
| Census Tract | 890106 |
25 E Washington St is owner-occupied and held in a trust since March 2011.
Source: Kendall County records, as of May 27, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 25 E WASHINGTON ST, OSWEGO, IL 60543-8622 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 |
|---|---|
| Last Sale | Mar 23, 2011 · Amount on File |
| Deed Sale | Mar 23, 2011 · Amount on File |
| Prior Sale | May 4, 2010 |
| Deed Document Number | 20115141 |
| Record Updated | Oct 29, 2026 |
Source: Kendall County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Kendall County |
| County Subdivision | Oswego Township |
| Municipality | Oswego Village |
| Unified School District | Oswego Community Unit School District 308 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $185,463 Land $55,852 Building $129,611 | $556,389 Land $167,556 Building $388,833 | |
| 2024 | $12,495.00 | ||
| 2022 | $128,606 Land $38,730 Building $89,876 | $385,818 Land $116,190 Building $269,628 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 25 E Washington St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 18, 2025
| 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 25 E Washington 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 | OSWEGO serves 38,169 people · EPA ID IL0930150 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2025) action level 15 ppb |
| Water Quality | Radium resolved · Jan 2017 |
|---|---|
| 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 268 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Metronet Fiber | 5,120 / 5,120 |
| Xfinity Cable | 2,000 / 250 |
| Watch TV Fixed Wireless | 400 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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