McHenry County property record for 621 N Harrison St, Algonquin, IL 60102
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 583 sqft · built 1902 |
| Lot Size | 0.151 acres (6,621 sqft) |
| Owner | 2 Owner Names on File |
| Last Sale | $105,000 (Feb 2010) |
| Flood Zone | Zone X (minimal risk) |
| APN | 19-27-453-005 |
| Primary APN | 19-27-453-005 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 583 sqft |
| 1st Floor Area | 583 sqft |
| Year Built | Built 1902 |
|---|---|
| Exterior Material | Frame Siding |
| Lot Area | 6,621 sqft (0.151 acres) |
| Lot Width | 40 ft Width |
| Heating System | Forced Air |
|---|
| Street Address | 621 N HARRISON ST |
|---|---|
| City | ALGONQUIN |
| State | IL |
| Zip | 60102-2305 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | DOC 2010R0009187 LT 11 SUNNYSIDE ADDN |
| Legal Range | 08E |
| Legal Township | 43N |
| Legal Section | 27 |
| Legal Subdivision | SUNNYSIDE ADD |
| Legal Block | 453 |
| Legal Lot Number | 11 |
| Jurisdiction | MCHENRY IL |
| Township / Civil Division | ALGONQUIN |
| Census Block Group | 2 |
| Census Block | 2028 |
| Census Tract | 871311 |
The current owner of 621 N Harrison St bought it in February 2010.
Source: McHenry County records, as of May 13, 2024
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Owner Names on File |
|---|---|
| Mailing Address | 619 N HARRISON ST, ALGONQUIN, IL 60102-2305 |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 25, 2010 · Amount on File |
| Deed Sale | Feb 25, 2010 · Amount on File |
| Prior Sale | Jun 17, 2009 |
| Deed Document Number | WARRANTY 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 | Assessed Value | Assessed Market Value |
|---|---|---|
| 2022 | $47,541 Land $25,941 Building $21,600 | $142,623 Land $77,823 Building $64,800 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 621 N Harrison St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 11 (1990–2020) |
| Claims Outside the SFHA | 7 of 11 |
| Most Recent Claim | May 2020 · rainfall accumulation |
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 621 N Harrison 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 185 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
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