Brown County property record for 405 N Main St, Groton, SD 57445
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2,056 sqft · built 1902 |
| Lot Size | 0.163 acres (7,100 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,961 (2026) |
| Flood Zone | Zone X (moderate risk) |
| APN | 33003021001000 |
| Primary APN | 33003021001000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Stories | 2 Stories |
| Building Area | 2,056 sqft Living Area |
| 1st Floor Area | 2,056 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1902 |
|---|---|
| Effective Year Built | Effective 1902 |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asbestos |
| Lot Area | 7,100 sqft (0.163 acres) |
| Lot Dimensions | 142 ft deep x 50 ft wide |
| Porch | Slab |
| Porch Area | 395 sqft |
| Heating System | Hot Water |
|---|
| Account Number | 33003021001000 |
|---|---|
| Street Address | 405 N MAIN ST |
| City | GROTON |
| State | SD |
| Zip | 57445-2157 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 10-11 BK 21 1ST ADD GROTON |
| Legal Subdivision | 3 |
| Legal Block | 21 |
| Legal Lot Number | 10 |
| Jurisdiction | BROWN SD |
| Township / Civil Division | GROTON |
| Census Block Group | 2 |
| Census Block | 2072 |
| Census Tract | 951900 |
Source: Brown County records, as of September 23, 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 | PO BOX 222, GROTON, SD 57445-0222 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Brown County assessment roll, as of January 13, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Brown County |
| Municipality | Groton City |
| Unified School District | Groton Area School District 06-6 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,961.00 (+0.05%) | $115,666 (-2.96%) Land $13,909 Building $101,757 | $115,666 Land $13,909 Building $101,757 |
| 2025 | $1,960.00 (+3.48%) | $119,191 (+17.44%) Land $12,500 Building $106,691 | |
| 2024 | $1,894.00 (+13.69%) | ||
| 2023 | $1,666.00 (+9.32%) | $101,490 Land $11,500 Building $89,990 | |
| 2022 | $1,524.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 8 (1993–2007) |
| Claims Outside the SFHA | 2 of 8 |
| Most Recent Claim | May 2007 · Severe Storms, Tornadoes, 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 99.8% of the US · lower than 99.5% 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 | GROTON serves 1,380 people · EPA ID SD4600147 |
|---|---|
| Water Source | Purchased surface water from WEB WATER DEVELOPMENT ASSOCIATION |
| Last State Inspection | Nov 2023 |
| Lead | 3 ppb (2023) 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 270 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Fiber | 5,000 / 5,000 |
| Northern Valley Communications Fiber | 1,000 / 200 |
| Verizon Fixed Wireless | 300 / 20 |
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