Union County property record for 48138 Co Rd 1b, Jefferson, SD 57038
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1,930 sqft · built 1996 |
| Lot Size | 13 acres (566,280 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,862 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 17.00.53.2000 |
| Primary APN | 17.00.53.2000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Stories | 1 Story |
| Building Area | 1,930 sqft Living Area |
| Gross Area | 834 sqft |
| Basement Area | 1,922 sqft |
| Finished Basement | 1,922 sqft |
| Interior Walls | Wood |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1996 |
|---|---|
| Effective Year Built | Effective 1996 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Wood |
| Foundation Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 566,280 sqft (13 acres) |
| Garage Type | Detached |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | None |
|---|---|
| Heating System | Central |
| Street Address | 48138 COUNTY ROAD 1B |
|---|---|
| City | JEFFERSON |
| State | SD |
| Zip | 57038-6801 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | E76RDS OF NW1/4 NE OF US HWY 77 (13A) |
| Legal Range | 49W |
| Legal Township | 90N |
| Legal Section | 13 |
| Legal Unit | 1 |
| Jurisdiction | UNION SD |
| Township / Civil Division | JEFFERSON |
| Census Block Group | 1 |
| Census Block | 1043 |
| Census Tract | 20302 |
48138 Co Rd 1b 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 | 48138 COUNTY ROAD 1B, JEFFERSON, SD 57038-6801 |
| 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 |
The 2026 property tax bill for 48138 Co Rd 1b was $4,862, 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 | Jefferson Township |
| Unified School District | Elk Point-Jefferson School District 61-7 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $4,862.00 (+0.02%) | $596,286 (+26.53%) Land $102,374 Building $493,912 |
| 2025 | $4,861.00 (-1.08%) | $471,247 Land $102,374 Building $368,873 |
| 2024 | $4,914.00 (+0.63%) | |
| 2023 | $4,883.00 (+20.75%) | $441,999 Land $73,126 Building $368,873 |
| 2022 | $4,044.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 48138 Co Rd 1b in Zone X, an area of minimal flood risk, though there have been 5 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 | 5 in force |
| Nearby Flood Claims | 5 (2014–2024) |
| Claims Outside the SFHA | 2 of 5 |
| 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.
Wildfire risk around 48138 Co Rd 1b is low, with 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 97% of the US · lower than 94% of South Dakota |
|---|---|
| Wildfire Likelihood | 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 | 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 2 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Long Lines Metro Fiber | 1,500 / 1,500 |
| T-Mobile Fixed Wireless | 100 / 20 |
| Midco Fixed Wireless | 100 / 20 |
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