Yankton County property record for 510 Walnut St, Yankton, SD 57078
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,184 sqft · built 1945 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | Company Name on File |
| Tax Bill | $3,617 (2025) |
| Deeds & Mortgages | Feb 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 78.790.050.040 |
| Primary APN | 78.790.050.040 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 13 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,184 sqft Living Area |
| Basement Area | 936 sqft |
| Finished Basement | 936 sqft |
| Unfinished Basement | 1,120 sqft |
| Flooring | Tile |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1945 |
| Exterior Material | Metal |
| Construction Type | Steel Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,405 sqft (0.17 acres) |
| Garage Type | Detached |
| Garage Area | 418 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 20 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 510 WALNUT ST |
|---|---|
| City | YANKTON |
| State | SD |
| Zip | 57078-4033 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S4 LT 3 & ALL LT 4 BLK 50 TODDS ADDN |
| Legal Subdivision | TODDS ADDN |
| Legal Block | 50 |
| Legal Lot Number | 3,4 |
| Jurisdiction | YANKTON SD |
| Township / Civil Division | YANKTON |
| Census Block Group | 4 |
| Census Block | 4015 |
| Census Tract | 966100 |
Source: Yankton County records, as of October 1, 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 | Company Name on File |
|---|---|
| Mailing Address | PO BOX 310, TYNDALL, SD 57066-0310 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | YANKTON SD |
| Recording Date | Feb 17, 2023 |
| Property Address | 510 WALNUT ST, YANKTON, SD 57078-4033 |
| Document Number | 000568/492 |
| Book / Page | 568 / 492 |
| Instrument Date | Feb 1, 2023 |
| Transaction Type | Transfer |
| Record Updated | Jan 16, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | PO BOX 310, TYNDALL, SD 57066-0310 |
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 | $215,600 (-3.88%) Land $13,300 Building $202,300 | $215,600 Land $13,300 Building $202,300 | |
| 2025 | $3,617.00 (-7.02%) | $224,300 (+28.98%) Land $13,300 Building $211,000 | |
| 2024 | $3,890.00 (+37.94%) | ||
| 2023 | $173,900 Land $13,300 Building $160,600 | ||
| 2022 | $2,820.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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 437 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Cable | 1,250 / 60 |
| Bluepeak Cable · Fiber in parts of the area | 1,000 / 30 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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