Lake County property record for 409 S Main Ave, Wentworth, SD 57075
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 9 ba · 1,412 sqft · built 1908 |
| Lot Size | 0.16 acres (6,970 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,272 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 19100-01000-080-10 |
| Primary APN | 19100-01000-080-10 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 9 Baths |
| Stories | 2 Stories |
| Building Area | 1,412 sqft Living Area |
| Year Built | Built 1908 |
|---|---|
| Effective Year Built | Effective 1908 |
| Lot Area | 6,970 sqft (0.16 acres) |
| Garage Type | Detached |
| Garage Area | 528 sqft |
| Street Address | 409 S MAIN AVE |
|---|---|
| City | WENTWORTH |
| State | SD |
| Zip | 57075 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 7-8 BLK 10 ORIGINAL PLAT #4767 |
| Legal Block | 10 |
| Legal Lot Number | 7-8 |
| Jurisdiction | LAKE SD |
| Township / Civil Division | WENTWORTH |
| Census Block Group | 1 |
| Census Block | 1056 |
| Census Tract | 960300 |
409 S Main Ave, a single family home, is owned by an individual.
Source: Lake County records, as of September 28, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 131, WENTWORTH, SD 57075-0131 |
| 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 | Oct 29, 2026 |
The 2026 property tax bill for 409 S Main Ave was $1,272.
Source: Lake County assessment roll, as of October 24, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Lake County |
| Municipality | Wentworth Village |
| Unified School District | Chester School District 39-1 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,272.00 | $71,100 (-) Land $3,200 Building $67,900 | $71,100 Land $3,200 Building $67,900 |
| 2025 | $1,272.00 (+1.92%) | $71,100 (-) Land $3,200 Building $67,900 | |
| 2024 | $1,248.00 (+0.89%) | $71,100 (-) Land $3,200 Building $67,900 | |
| 2023 | $1,237.00 (+19.86%) | $71,100 Land $3,200 Building $67,900 | |
| 2022 | $1,032.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 409 S Main Ave in Zone X, an area of minimal flood risk, though there have been 61 flood claims nearby since 1993.
Source: FEMA National Flood Hazard Layer, effective November 20, 2024 · 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 |
| Flood Insurance Cost | Premium on File median of 25 policies |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 61 (1993–2019) |
| Claims Outside the SFHA | 51 of 61 |
| Most Recent Claim | Sep 2019 · Severe Storms, Tornadoes, And Flooding |
| 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 409 S Main Ave is low, with less than 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 99.8% of the US · lower than 99.5% of South Dakota |
|---|---|
| Wildfire Likelihood | Under 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 | WENTWORTH serves 181 people · EPA ID SD4600419 |
|---|---|
| Water Source | Purchased groundwater from BIG SIOUX COMMUNITY WATER SYSTEM |
| Last State Inspection | Dec 2024 |
| Lead | Under 1 ppb (2024) 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 104 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ITC Fiber | 1,000 / 1,000 |
| GigFire Fixed Wireless | 150 / 130 |
| Interlakes Wireless Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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