Grant County property record for 15453 474th Ave, Twin Brooks, SD 57269
| Property Type | Agricultural Vacant Land |
|---|---|
| Lot Size | 156 acres (6,801,023 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,965 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10.49.05.2000 |
| Primary APN | 10.49.05.2000 |
|---|
| Lot Area | 6,801,023 sqft (156 acres) |
|---|
| Street Address | 15453 474TH AVE |
|---|---|
| City | TWIN BROOKS |
| State | SD |
| Zip | 57269-6200 |
| Property Category | Agriculture or Farming |
| Property Type | Vacant Land > Agricultural |
| Legal Description | GOVT LOTS 3 & 4 & S1/2NW1/4 |
| Legal Range | 49 |
| Legal Township | 119 |
| Legal Section | 05 |
| Legal Lot Number | 3 |
| Jurisdiction | GRANT SD |
| Township / Civil Division | MADISON |
| Census Block Group | 2 |
| Census Block | 2253 |
| Census Tract | 953300 |
Source: Grant County records, as of August 10, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 15453 474TH AVE, TWIN BROOKS, SD 57269-6200 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Grant County assessment roll, as of August 10, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Grant County |
| County Subdivision | Madison Township |
| Unified School District | Milbank School District 25-4 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $346,528 (-) Land $346,528 | |
| 2025 | $2,965.00 | $346,528 (+13.74%) Land $346,528 |
| 2023 | $304,670 Land $304,670 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 | 4 in force |
| Nearby Flood Claims | 1 (2026) |
| Most Recent Claim | Aug 2026 · other causes |
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 67% of the US · lower than 81% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.03% 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 | 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.
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