Davison County property record for 39703 257th St, Mount Vernon, SD 57363
| Property Type | Rural Improved / Non-Residential |
|---|---|
| Details | 4 bd · 1 ba · 1,404 sqft · built 1915 |
| Lot Size | 25 acres (1,089,000 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,160 (2022) |
| Flood Zone | Zone X (minimal risk) |
| APN | 12000-10262-102-00 |
| Primary APN | 12000-10262-102-00 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 2 Stories |
| Building Area | 1,404 sqft Living Area |
| Year Built | Built 1915 |
|---|---|
| Exterior Material | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 1,089,000 sqft (25 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Heating System | Forced Air |
|---|
| Street Address | 39703 257TH ST |
|---|---|
| City | MOUNT VERNON |
| State | SD |
| Zip | 57363-5612 |
| Property Category | Other |
| Property Type | Other > Rural Improved / Non-Residential |
| Legal Description | N921' OF W1182' OF NW1/4 OF NW1/4 EX HI |
| Jurisdiction | DAVISON SD |
| Township / Civil Division | UNION |
| Census Block Group | 1 |
| Census Block | 1148 |
| Census Tract | 962600 |
39703 257th St is owned by two individuals.
Source: Davison County records, as of November 1, 2022
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 166, MOUNT VERNON, SD 57363-0166 |
| 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 | Jun 7, 2026 |
Source: Davison County assessment roll, as of November 1, 2022
| Type | Name |
|---|---|
| State | South Dakota |
| County | Davison County |
| County Subdivision | Union Township |
| Unified School District | Mount Vernon School District 17-3 (KG - 12) |
FEMA maps place 39703 257th St in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 2018.
Source: FEMA National Flood Hazard Layer, effective May 7, 2025 · 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 | 5 in force |
| Nearby Flood Claims | 5 (2018–2024) |
| Claims Outside the SFHA | 3 of 5 |
| Most Recent Claim | Jun 2024 · Severe Storms, Straight-line Winds, 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 39703 257th St is moderate, ranking above 44% of the US, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 44% of the US · lower than 69% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.07% 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 | DAVISON RURAL WATER SYSTEM INC private · serves 3,485 people · EPA ID SD4601090 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2025 |
| Lead | 1 ppb (2022) 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) |
|---|---|
| Santel Fiber | 1,000 / 1,000 |
| Midco Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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