Marshall County property record for 10509 431st Ave, Britton, SD 57430
| Property Type | Rural Home |
|---|---|
| Lot Size | 10 acres (435,600 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $207 (2025) |
| APN | 41.56.31.1500 |
| Primary APN | 41.56.31.1500 |
|---|
| Lot Area | 435,600 sqft (10 acres) |
|---|
| Street Address | 10509 431ST AVE |
|---|---|
| City | BRITTON |
| State | SD |
| Zip | 57430-5205 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Legal Description | NE1/4NE1/4NE1/4 |
| Legal Range | 56 |
| Legal Township | 128 |
| Legal Section | 31 |
| Jurisdiction | MARSHALL SD |
| Township / Civil Division | VICTOR |
| Census Block Group | 2 |
| Census Block | 2123 |
| Census Tract | 950800 |
10509 431st Ave, a rural home, is owned by an individual.
Source: Marshall County records, as of October 13, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 10560 430TH AVE, BRITTON, SD 57430-5204 |
| 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 2025 property tax bill for 10509 431st Ave was $207, up 3.5% from the year before.
Source: Marshall County assessment roll, as of October 13, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Marshall County |
| County Subdivision | Victor Township |
| Unified School District | Britton-Hecla School District 45-4 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $27,660 (-15.05%) Land $18,394 Building $9,266 | $27,660 Land $18,394 Building $9,266 | |
| 2025 | $207.00 (+3.5%) | $32,559 Land $17,858 Building $14,701 | |
| 2024 | $200.00 | ||
| 2023 | $23,787 Land $14,521 Building $9,266 | ||
| 2022 | $181.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 10509 431st Ave; there have been 7 flood claims nearby since 2010.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Claims | 7 (2010–2014) |
| Claims Outside the SFHA | 7 of 7 |
| Most Recent Claim | Sep 2014 · other causes |
| 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 10509 431st Ave is moderate, ranking above 52% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · above 41% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Direct burnable vegetation |
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 | BROWN-DAY-MARSHALL RWS private · serves 5,673 people · EPA ID SD4600882 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2022 |
| 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 1 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Venture Communications Cooperative Fiber | 1,000 / 1,000 |
5G (outdoors only) and 4G LTE
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