Yankton County property record for 322 Walnut St, Yankton, SD 57078
| Property Type | Office Building |
|---|---|
| Details | 5,700 sqft · built 1937 |
| Lot Size | 0.13 acres (5,663 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $2,221 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 78.790.026.040 |
| Primary APN | 78.790.026.040 |
|---|
| Units | 3 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 5,700 sqft Total Area |
| Basement Area | 608 sqft |
| Unfinished Basement | 608 sqft |
| Year Built | Built 1937 |
|---|---|
| Effective Year Built | Effective 1937 |
| Lot Area | 5,663 sqft (0.13 acres) |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Street Address | 322 WALNUT ST |
|---|---|
| City | YANKTON |
| State | SD |
| Zip | 57078-4394 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | N38 LT 4 BLK 26 TODDS |
| Legal Subdivision | TODD'S |
| Legal Block | 26 |
| Legal Lot Number | 4 |
| Jurisdiction | YANKTON SD |
| Township / Civil Division | YANKTON |
| Census Block Group | 4 |
| Census Block | 4027 |
| Census Tract | 966100 |
Source: Yankton County records, as of October 1, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 322 WALNUT ST, YANKTON, SD 57078-4394 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Yankton County assessment roll, as of October 1, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Yankton County |
| Municipality | Yankton City |
| Unified School District | Yankton School District 63-3 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $157,900 (+23.17%) Land $21,900 Building $136,000 | $157,900 Land $21,900 Building $136,000 | |
| 2025 | $2,221.00 (-9.86%) | ||
| 2023 | $128,200 Land $20,000 Building $108,200 | ||
| 2022 | $2,464.00 |
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 February 13, 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 Claims | 1 (1997) |
| Most Recent Claim | Apr 1997 · Severe Flooding, Sever Winter Storms,heavy Rains High Winds |
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 | Not rated no burnable land within 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 | YANKTON serves 15,411 people · EPA ID SD4600423 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2023 |
| Also Mapped Here | BY WATER DISTRICT |
| Lead | Under 1 ppb (2024) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jan 2020 |
|---|---|
| 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 195 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Cable | 1,250 / 60 |
| Verizon Fixed Wireless | 300 / 20 |
| South Dakota Wireless Internet Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Bluepeak.
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