Union County property record for 31032 478th Ave, Elk Point, SD 57025
| Property Type | General Agricultural/Rural |
|---|---|
| Details | 2,016 sqft · built 1934 |
| Lot Size | 40 acres (1,742,400 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $2,543 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 19.00.09.2010 |
| Primary APN | 19.00.09.2010 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 2,016 sqft Living Area |
| Basement Area | 1,344 sqft |
| Year Built | Built 1934 |
|---|---|
| Effective Year Built | Effective 1934 |
| Exterior Material | Aluminum/Vinyl |
| Roof Material | Composition Shingle |
| Lot Area | 1,742,400 sqft (40 acres) |
| Porch | Covered Porch |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 31032 478TH AVE |
|---|---|
| City | ELK POINT |
| State | SD |
| Zip | 57025 |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > General Agricultural/Rural |
| Legal Description | W1/2S1/2NW1/4 |
| Legal Range | 49W |
| Legal Township | 93N |
| Legal Section | 09 |
| Legal Unit | 1 |
| Jurisdiction | UNION SD |
| Township / Civil Division | SIOUX VALLEY |
| Census Block Group | 1 |
| Census Block | 1180 |
| Census Tract | 20100 |
31032 478th Ave, an agricultural property, is held in a trust.
Source: Union County records, as of October 20, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 31032 478TH AVE, SIOUX VALLEY TOWNSHIP, SD 51001-7592 |
| Owner Type | Company |
| Vesting | Trust |
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 31032 478th Ave was $2,543.
Source: Union County assessment roll, as of October 6, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Union County |
| County Subdivision | Sioux Valley Township |
| Unified School District | Elk Point-Jefferson School District 61-7 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,543.00 | $283,051 (-0.08%) Land $121,256 Building $161,795 |
| 2025 | $2,543.00 (+1.76%) | $283,264 Land $121,469 Building $161,795 |
| 2024 | $2,499.00 (+4.21%) | |
| 2023 | $2,398.00 (+29.41%) | $260,201 Land $106,885 Building $153,316 |
| 2022 | $1,853.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 31032 478th Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2014.
Source: FEMA National Flood Hazard Layer, effective May 31, 2026 · 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 |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 3 (2014–2024) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Jun 2024 · Severe Storms, Flooding, Straight-line Winds, And Tornadoes |
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 31032 478th Ave is moderate, ranking above 40% of the US, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 40% of the US · lower than 72% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.06% 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 | CLAY RURAL WATER SYSTEM private · serves 4,780 people · EPA ID SD4600626 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2025 |
| Lead | 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 3 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Premier Communications Fiber | 1,000 / 1,000 |
5G and 4G LTE (outdoors only)
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