Union County property record for 33190 484th Ave, Jefferson, SD 57038
| Property Type | Other Improved |
|---|---|
| Details | 5,200 sqft |
| Lot Size | 6 acres (261,360 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $1,425 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 17.00.28.3070 |
| Primary APN | 17.00.28.3070 |
|---|
| Building Area | 5,200 sqft Living Area |
|---|
| Roof Material | Composition Shingle |
|---|---|
| Lot Area | 261,360 sqft (6 acres) |
| Street Address | 33190 484TH AVE |
|---|---|
| City | JEFFERSON |
| State | SD |
| Zip | 57038-6851 |
| Property Category | Other |
| Property Type | Other > Other Improved |
| Legal Description | LOT 4 OF LOT D SE1/4 SW1/4 (3A) |
| Legal Range | 48W |
| Legal Township | 90N |
| Legal Section | 28 |
| Legal Lot Number | D,4 |
| Legal Unit | 1 |
| Jurisdiction | UNION SD |
| Township / Civil Division | JEFFERSON |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 20302 |
Source: Union County records, as of April 7, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 30 DEER RUN CIR, MCCOOK LAKE, SD 57049-4082 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: Union County assessment roll, as of October 6, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Union County |
| County Subdivision | Jefferson Township |
| Unified School District | Dakota Valley School District 61-8 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,425.00 (-0.28%) | $92,127 (+21.2%) Land $56,394 Building $35,733 |
| 2024 | $1,429.00 (+16.27%) | |
| 2023 | $1,229.00 (+11.22%) | $76,015 Land $40,282 Building $35,733 |
| 2022 | $1,105.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 | 7 in force |
| Nearby Flood Claims | 2 (2024) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jun 2024 · Severe Storms, Straight-line Winds, 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 89% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.02% 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 | CLAY RWS/SOUTH UNION private · serves 1,447 people · EPA ID SD4602185 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2024 |
| Lead | 1 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 3 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Long Lines Metro Fiber | 1,500 / 1,500 |
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