St. Clair County property record for 540 Henrietta St, Algonac, MI 48001
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,908 sqft · built 1977 |
| Lot Size | 0.28 acres (12,197 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,507 (2025) |
| Deeds & Mortgages | Jul 2021 Transfer |
| Flood Zone | Zone AE (high risk) |
| APN | 74-01-119-0042-000 |
| Primary APN | 74-01-119-0042-000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,908 sqft Living Area |
| 1st Floor Area | 1,708 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 12,197 sqft (0.28 acres) |
| Lot Dimensions | 120 ft deep x 100 ft wide |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 540 HENRIETTA ST |
|---|---|
| City | ALGONAC |
| State | MI |
| Zip | 48001-1226 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-3 |
| Legal Description | LOTS 43 & 44 ASSESSOR'S WORFOLK PLAT |
| Legal Subdivision | ASSESSORS WORFOLK PLAT |
| Legal Lot Number | 43-44 |
| Jurisdiction | SAINT CLAIR MI |
| Township / Civil Division | ALGONAC |
| Census Block Group | 3 |
| Census Block | 3014 |
| Census Tract | 649000 |
540 Henrietta St is owned and occupied by an individual who acquired it in April 2021.
Source: St. Clair County records, as of September 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 540 HENRIETTA ST, ALGONAC, MI 48001-1226 |
| 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 |
|---|---|
| Last Transfer Date | Apr 6, 2021 |
| Transfer Doc | 5389732 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAINT CLAIR MI |
| Recording Date | Jul 8, 2021 |
| Property Address | 540 HENRIETTA ST, ALGONAC, MI 48001-1226 |
| Document Number | 5389732 |
| Book / Page | 5389 / 732 |
| Map Reference | LB 256 PG 34 |
| Instrument Date | Apr 6, 2021 |
| Instrument | 2021019807 |
| Transaction Type | Transfer |
| Record Updated | Jul 27, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 540 HENRIETTA ST, ALGONAC, MI 48001-1226 |
The 2025 property tax bill for 540 Henrietta St was $1,507 with a homeowner's exemption, up 2.2% from the year before.
Source: St. Clair County assessment roll, as of September 17, 2026
| Type | Name |
|---|---|
| State | Michigan |
| Municipality | Algonac City |
| County | St. Clair County |
| Unified School District | Algonac Community School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $85,300 (+4.92%) | $170,600 | |
| 2025 | $1,507.00 (+2.17%) Homeowner's exemption | $81,300 | |
| 2024 | $1,475.00 | $162,600 | |
| 2023 | $68,100 | ||
| 2022 | $1,307.00 | $136,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 540 Henrietta St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective July 20, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 25 policies |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 1 (2000) |
| Most Recent Claim | Aug 2000 · 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.
Wildfire risk around 540 Henrietta St 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 51% of Michigan |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | CITY OF ALGONAC serves 4,110 people · EPA ID MI0000110 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2026 |
| Lead | 3 ppb (2024–2026) action level 15 ppb |
| 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 360 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 |
May also be available: Verizon.
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