Brown County property record for 40310 133rd St, Groton, SD 57445
| Property Type | Single Family Home |
|---|---|
| Lot Size | 7.21 acres (314,068 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,231 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 18151236130001 |
| Primary APN | 18151236130001 |
|---|---|
| Alternative APN |
|
| Lot Area | 314,068 sqft (7.21 acres) |
|---|
| Account Number | 18151236130001 |
|---|---|
| Street Address | 40310 133RD ST |
| City | GROTON |
| State | SD |
| Zip | 57445 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | JOHNSON'S OL 1 SW 15-123-61 |
| Jurisdiction | BROWN SD |
| Township / Civil Division | HENRY |
| Census Block Group | 1 |
| Census Block | 1051 |
| Census Tract | 951900 |
Source: Brown County records, as of February 16, 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 | 1506 BIRCHWOOD LN, ABERDEEN, SD 57401-8916 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: Brown County assessment roll, as of November 1, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Brown County |
| County Subdivision | Henry Township |
| Unified School District | Groton Area School District 06-6 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,231.00 (-3.22%) | $77,355 (+30.72%) Land $65,655 Building $11,700 |
| 2024 | $1,272.00 (+41.18%) | |
| 2023 | $901.00 | $59,178 Land $47,445 Building $11,733 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective March 30, 2015 · 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 | 2 in force |
| Nearby Flood Claims | 7 (1997–2011) |
| Claims Outside the SFHA | 7 of 7 |
| Most Recent Claim | Apr 2011 · 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 64% of the US · lower than 77% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.05% 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 | BROWN-DAY-MARSHALL RWS private · serves 5,673 people · EPA ID SD4600882 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2022 |
| Lead | 2 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) |
|---|---|
| Northern Valley Communications Fiber | 1,000 / 200 |
| Verizon Fixed Wireless | 300 / 20 |
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