Monroe County property record for 420 S Library St, Waterloo, IL 62298
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,360 sqft · built 1880 |
| Lot Size | 0.15 acres (6,657 sqft) |
| Owner | Individual Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 07-25-406-010-000 |
| Primary APN | 07-25-406-010-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 1,360 sqft Building Perimeter |
| 1st Floor Area | 1,020 sqft |
| Upper Floors Area | 340 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1880 |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Lot Area | 6,657 sqft (0.15 acres) |
| Lot Dimensions | 125 ft deep x 50 ft wide |
| Garage Area | 856 sqft |
| Driveway | Concrete Driveway |
| Driveway Area | 130 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 110 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 420 S LIBRARY ST |
|---|---|
| City | WATERLOO |
| State | IL |
| Zip | 62298-1433 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | WR3 |
| Legal Description | LOT 4 BLK 8 ROSE & O'MELVENY'S ADDN |
| Legal Range | 10W |
| Legal Township | 02S |
| Legal Section | 25 |
| Legal Subdivision | ROSE & OMELVENEYS ADD |
| Legal Block | 8 |
| Legal Lot Number | 4 |
| Jurisdiction | MONROE IL |
| Township / Civil Division | 18 |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 600501 |
Source: Monroe County records, as of July 20, 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 | 420 S LIBRARY ST, WATERLOO, IL 62298-1433 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Monroe County assessment roll, as of August 29, 2025
| Type | Name |
|---|---|
| State | Illinois |
| County | Monroe County |
| Municipality | Waterloo City |
| Unified School District | Waterloo Community Unit School District 5 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $66,120 (+16.12%) Land $15,880 Building $50,240 | $198,360 (+16.12%) Land $47,640 Building $150,720 | |
| 2022 | Disabled Person's exemption Additional exemption filed | $56,940 Land $14,830 Building $42,110 | $170,820 Land $44,490 Building $126,330 |
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 August 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.
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 | WATERLOO serves 10,190 people · EPA ID IL1330300 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2025 |
| Lead | 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 30 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 475 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Harrisonville Telephone Company DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Wisper ISP.
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