Grant County property record for 47221 147th St, Twin Brooks, SD 57269
| Property Type | Single Family Home |
|---|---|
| Lot Size | 10.6 acres (465,656 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,907 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08.49.36.2100 |
| Primary APN | 08.49.36.2100 |
|---|
| Lot Area | 465,656 sqft (10.6 acres) |
|---|
| Street Address | 47221 147TH ST |
|---|---|
| City | TWIN BROOKS |
| State | SD |
| Zip | 57269-5328 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 & LOT 1A GROTHE ADDN IN NW1/4 |
| Legal Range | 49 |
| Legal Township | 121 |
| Legal Section | 36 |
| Legal Subdivision | GROTHE ADDN |
| Legal Lot Number | 1-1A |
| Jurisdiction | GRANT SD |
| Township / Civil Division | KILBORN |
| Census Block Group | 2 |
| Census Block | 2100 |
| Census Tract | 953100 |
47221 147th St is owned and occupied by two individuals.
Source: Grant County records, as of August 10, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 47221 147TH ST, TWIN BROOKS, SD 57269-5328 |
| 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 | Sep 20, 2026 |
The 2025 property tax bill for 47221 147th St was $2,907.
Source: Grant County assessment roll, as of August 10, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Grant County |
| County Subdivision | Kilborn Township |
| Unified School District | Milbank School District 25-4 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $282,994 (+3.05%) Land $74,740 Building $208,254 | |
| 2025 | $2,907.00 | $274,618 Land $65,318 Building $209,300 |
| 2023 | $234,214 Land $59,380 Building $174,834 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 47221 147th St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective March 27, 2024 · 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 | 3 in force |
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 47221 147th St is low, with less than 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 98% of the US · lower than 96% of South Dakota |
|---|---|
| Wildfire Likelihood | Under 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 | GRANT-ROBERTS RURAL WATER SYSTEM private · serves 5,050 people · EPA ID SD4600864 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2023 |
| Lead | 3 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) |
|---|---|
| ITC Fiber | 1,000 / 1,000 |
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