Day County property record for 1428 446th Ave, Grenville, SD 57239
| Property Type | Mobile Home |
|---|---|
| Details | 1 ba |
| Lot Size | 0.83 acres (36,159 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,817 (2023) |
| APN | 17.667.1400 |
| Primary APN | 17.667.1400 |
|---|
| Full Baths | 1 Bath |
|---|
| Architectural Style | Mobile Home |
|---|---|
| Lot Area | 36,159 sqft (0.83 acres) |
| Street Address | 1428 446TH AVE |
|---|---|
| City | GRENVILLE |
| State | SD |
| Zip | 57239 |
| Property Category | Residential |
| Property Type | Residential > Prefabricated > Mobile Home |
| Legal Description | LOT A OF LOT A & B LEWANDOWSKI 1ST ADDN N PIC LAKE |
| Legal Subdivision | LEWANDWSKI |
| Legal Lot Number | A |
| Jurisdiction | DAY SD |
| Township / Civil Division | KOSCIUSKO |
| Census Block Group | 2 |
| Census Block | 2130 |
| Census Tract | 952900 |
1428 446th Ave, a mobile home, is owned by two individuals.
Source: Day County records, as of July 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1401 W 7TH ST, WEBSTER, SD 57274-1039 |
| 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 | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Day County assessment roll, as of January 5, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Day County |
| County Subdivision | Kosciusko Township |
| Unified School District | Webster School District 18-5 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $614,072 (+3.77%) Building $614,072 | |
| 2025 | $591,759 Land $390,376 Building $201,383 | |
| 2023 | $2,817.00 | $460,013 Land $331,670 Building $128,343 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 1428 446th Ave; there have been 65 flood claims nearby since 1997.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 65 (1997–2026) |
| Claims Outside the SFHA | 12 of 65 |
| Most Recent Claim | Jul 2026 · rainfall accumulation |
| Claims by Event |
|
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 1428 446th Ave is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 78% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.04% 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 | WEB WATER DEVELOPMENT ASSOCIATION private · serves 20,750 people · EPA ID SD4601089 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2024 |
| Lead | 2 ppb (2025) 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.
Source: FCC Broadband Data Collection, based on 20 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Venture Communications Cooperative Fiber | 1,000 / 1,000 |
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