Union County property record for 31374 479th Ave, Elk Point, SD 57025
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.34 acres (14,810 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,421 (2026) |
| Deeds & Mortgages | May 2023 Construction Loan |
| Flood Zone | Zone X (minimal risk) |
| APN | 19.00.27.3001 |
| Primary APN | 19.00.27.3001 |
|---|
| Lot Area | 14,810 sqft (0.34 acres) |
|---|
| Street Address | 31374 479TH AVE |
|---|---|
| City | ELK POINT |
| State | SD |
| Zip | 57025 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 1 & 2 HEYL ADD SW1/4 LESS .54A ROW (17.62 A) |
| Legal Range | 49W |
| Legal Township | 93N |
| Legal Section | 27 |
| Legal Lot Number | 1-2 |
| Jurisdiction | UNION SD |
| Township / Civil Division | SIOUX VALLEY |
| Census Block Group | 1 |
| Census Block | 1274 |
| Census Tract | 20100 |
31374 479th Ave is owned and occupied by two individuals.
Source: Union County records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 31374 479TH AVE, SIOUX VALLEY TOWNSHIP, SD 51001-7509 |
| 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 | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | UNION SD |
| Property Address | 31374 479TH AVE, ELK POINT, SD 57025 |
| Transaction Type | Mortgage |
| Record Updated | Mar 15, 2024 |
| Name | Verified Name |
|---|---|
| Address | 1306 SAINT ANDREWS LN, ELK POINT, SD 57025-2001 |
| Document Number | 000182/226 |
|---|---|
| Date | May 12, 2023 |
| Book Page | 182/226 |
| Instrument | 231078 |
| Name | THE SECURITY NATIONAL BANK OF SIOUX CITY |
|---|---|
| Type | Bank |
| Address | SIOUX CITY, IA 51101 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jun 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
| Type Change Date | Apr 1, 2034 |
| Change Frequency | Annually |
| Min Rate At Change | 6% |
| Max Rate At Change | 8% |
| Index | 1-Year T-Bill |
| Margin | 3 |
| Max Rate | 12% |
The 2026 property tax bill for 31374 479th Ave was $6,421, up % from the year before.
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 | $6,421.00 (+0.02%) | $585,288 (-) Land $102,614 Building $482,674 |
| 2025 | $6,420.00 (-0.94%) | $585,288 Land $102,614 Building $482,674 |
| 2024 | $6,481.00 (-2.19%) | |
| 2023 | $6,626.00 | $570,115 Land $130,274 Building $439,841 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 31374 479th 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 31374 479th Ave is moderate, ranking above 40% of the US, with a 0.04% 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 | 0.04% 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, as of December 31, 2025
5G (outdoors only) and 4G LTE
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