Brown County property record for 402 E 4th Ave, Groton, SD 57445
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 1,504 sqft · built 1940 |
| Lot Size | 0.267 acres (11,613 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,947 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 33003034001100 |
| Primary APN | 33003034001100 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Plumbing Fixtures | 11 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 1,504 sqft Living Area |
| 1st Floor Area | 1,504 sqft |
| Basement Area | 2,792 sqft |
| Unfinished Basement | 1,504 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Exterior Material | Other |
| Roof Type | Gable |
| Roof Material | Asbestos |
| Lot Area | 11,613 sqft (0.267 acres) |
| Lot Dimensions | 126 ft deep x 91.8 ft wide |
| Porch | Slab |
| Porch Area | 535 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | 33003034001100 |
|---|---|
| Street Address | 402 E 4TH AVE |
| City | GROTON |
| State | SD |
| Zip | 57445-2099 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | N 41'8" LT 11 & LT 12 BK 34 1ST ADD GROTON |
| Legal Subdivision | 3 |
| Legal Block | 34 |
| Legal Lot Number | 11 |
| Jurisdiction | BROWN SD |
| Township / Civil Division | GROTON |
| Census Block Group | 2 |
| Census Block | 2083 |
| Census Tract | 951900 |
402 E 4th Ave, a single family home, is owned by an individual.
Source: Brown County records, as of October 9, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 455, GROTON, SD 57445-0455 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 402 E 4th Ave was $2,947, up % from the year before.
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 | $2,947.00 (+0.03%) | $175,860 (-2.72%) Land $24,158 Building $151,702 | $175,860 Land $24,158 Building $151,702 |
| 2025 | $2,946.00 (+3.48%) | $180,769 Land $21,711 Building $159,058 | |
| 2024 | $2,847.00 (+13.61%) | ||
| 2023 | $2,506.00 (+9%) | $153,940 Land $19,847 Building $134,093 | |
| 2022 | $2,299.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 402 E 4th Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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.
Wildfire risk around 402 E 4th Ave 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 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 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures