McHenry County property record for 420 Ridge St, Algonquin, IL 60102
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,260 sqft · built 1959 |
| Lot Size | 0.271 acres (11,812 sqft) |
| Owner | Individual Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 19-34-251-004 |
| Primary APN | 19-34-251-004 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,260 sqft |
| Gross Area | 2,520 sqft |
| 1st Floor Area | 1,260 sqft |
| Year Built | Built 1959 |
|---|---|
| Architectural Style | Ranch |
| Exterior Material | Frame Siding |
| Lot Area | 11,812 sqft (0.271 acres) |
| Heating System | Forced Air |
|---|
| Street Address | 420 RIDGE ST |
|---|---|
| City | ALGONQUIN |
| State | IL |
| Zip | 60102-2833 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | DOC 736224 LT 14 BLK 7 JANAKS 2ND ADDN |
| Legal Range | 08E |
| Legal Township | 43N |
| Legal Section | 34 |
| Legal Subdivision | JANAKS 2ND ADD |
| Legal Block | 7 |
| Legal Lot Number | 14 |
| Jurisdiction | MCHENRY IL |
| Township / Civil Division | ALGONQUIN |
| Census Block Group | 1 |
| Census Block | 1025 |
| Census Tract | 871404 |
420 Ridge St is owned and occupied by an individual.
Source: McHenry County records, as of May 13, 2024
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 420 RIDGE ST, ALGONQUIN, IL 60102-2833 |
| 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 |
|---|---|
| Record Updated | Jun 7, 2026 |
Source: McHenry County assessment roll, as of January 1, 2022
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Algonquin Village |
| County | McHenry County |
| County Subdivision | Algonquin Township |
| Unified School District | Community Unit School District 300 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2022 | Homeowner's exemption | $57,891 Land $18,796 Building $39,095 | $173,673 Land $56,388 Building $117,285 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 420 Ridge St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.
Source: FEMA National Flood Hazard Layer, effective February 28, 2025 · 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 Claims | 1 (2017) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 2017 |
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 420 Ridge 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 | ALGONQUIN serves 30,700 people · EPA ID IL1110050 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2025 |
| Lead | 2 ppb (2026–2028) action level 15 ppb |
| Copper | 1.6 mg/L (2022–2024) action level 1.3 mg/L |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 220 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures