McHenry County property record for 20303 Dunham Rd, Marengo, IL 60152
| Property Type | Single Family Home |
|---|---|
| Details | 2,770 sqft · built 1986 |
| Lot Size | 12.2 acres (534,481 sqft) |
| Owner | Owner Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-36-200-013 |
| Primary APN | 06-36-200-013 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 2,770 sqft Living Area |
| Gross Area | 4,155 sqft |
| Basement Area | 1,385 sqft |
| Year Built | Built 1986 |
|---|---|
| Lot Area | 534,481 sqft (12.2 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 20303 DUNHAM RD |
|---|---|
| City | MARENGO |
| State | IL |
| Zip | 60152-9653 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | DOC 2006R0085863 W PT NE1/4 NE1/4 MEMO: DUNHAM ROAD DEDICATED PER DOC 1963R0418509 |
| Legal Range | 05E |
| Legal Township | 45N |
| Legal Section | 36 |
| Legal Block | 200 |
| Jurisdiction | MCHENRY IL |
| Township / Civil Division | DUNHAM |
| Census Block Group | 4 |
| Census Block | 4054 |
| Census Tract | 870200 |
The current owner of 20303 Dunham Rd acquired it in November 2006.
Source: McHenry County records, as of May 13, 2024
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 20303 DUNHAM RD, MARENGO, IL 60152-9653 |
| Occupancy | Owner Occupied |
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 Transfer Date | Nov 21, 2006 |
| Transfer Doc | 0000085863 |
| Record Updated | Jun 7, 2026 |
Source: McHenry County assessment roll, as of January 1, 2022
| Type | Name |
|---|---|
| State | Illinois |
| County | McHenry County |
| County Subdivision | Dunham Township |
| Unified School District | Harvard Community Unit School District 50 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2022 | Homeowner's exemption | $145,833 Land $54,573 Building $91,260 | $437,499 Land $163,719 Building $273,780 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20303 Dunham Rd in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2007.
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (2007) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Aug 2007 · river or lake flooding |
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 20303 Dunham Rd 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 | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 24 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Rise Broadband Fixed Wireless | 100 / 20 |
| E-vergent Fixed Wireless | 50 / 10 |
| Verizon Fixed Wireless | 25 / 6 |
| Fox Valley Internet Fixed Wireless | 25 / 5 |
| AT&T Fixed Wireless · DSL | 25 / 3 |
| T-Mobile Fixed Wireless | 25 / 3 |
5G (outdoors only) and 4G LTE
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