Minnehaha County property record for 921 S Thompson Ave, Sioux Falls, SD 57103
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 952 sqft · built 1955 |
| Lot Size | 0.182 acres (7,919 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $2,806 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-22-23-153-023-000 |
| Primary APN | 01-22-23-153-023-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 7 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 952 sqft Finished Area |
| 1st Floor Area | 952 sqft |
| Basement Area | 952 sqft |
| Finished Basement | 350 sqft |
| Game Room | Game Room |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Ranch |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 7,919 sqft (0.182 acres) |
| Lot Dimensions | 132 ft deep x 60 ft wide |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 112 sqft |
| Patio Area | 111 sqft |
| Cooling System | None |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | 46921 |
|---|---|
| Street Address | 921 S THOMPSON AVE |
| City | SIOUX FALLS |
| State | SD |
| Zip | 57103-2838 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TABBERTS SUB 9 BLOCK 4 SIOUX HEIGHTS ADDN TO CITY OF SIOUX FALLS |
| Legal Subdivision | TABBERTS SUB |
| Legal Block | 4 |
| Legal Lot Number | 9 |
| Jurisdiction | MINNEHAHA SD |
| Township / Civil Division | SIOUX FALLS |
| Census Block Group | 2 |
| Census Block | 2020 |
| Census Tract | 406 |
921 S Thompson Ave is owner-occupied and held in a trust.
Source: Minnehaha County records, as of September 23, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 921 S THOMPSON AVE, SIOUX FALLS, SD 57103-2838 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Trust, Corporate Trust |
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 | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MINNEHAHA SD |
| Property Address | 921 S THOMPSON AVE, SIOUX FALLS, SD 57103-2838 |
| Transaction Type | Mortgage |
| Record Updated | May 12, 2026 |
| Name | Verified Name |
|---|
| Document Number | 1920MTG/742 |
|---|---|
| Date | Apr 21, 2021 |
| Book Page | 1920 MTG/742 |
| Name | FIRST PREMIER BANK |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57108 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2051 |
The 2025 property tax bill for 921 S Thompson Ave was $2,806.
Source: Minnehaha County assessment roll, as of July 16, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Minnehaha County |
| Municipality | Sioux Falls City |
| Unified School District | Sioux Falls School District 49-5 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $210,558 (+2.46%) Land $27,593 Building $182,965 | $210,558 Land $27,593 Building $182,965 | |
| 2025 | $2,806.00 | $205,500 (+11.87%) Land $27,900 Building $177,600 | |
| 2024 | $2,806.00 | $183,700 Land $27,900 Building $155,800 | |
| 2022 | $2,505.00 | $165,000 Land $27,900 Building $137,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 921 S Thompson Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 2, 2024
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 921 S Thompson 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 98% of the US · lower than 96% 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 | SIOUX FALLS serves 216,462 people · EPA ID SD4600294 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2025 |
| Lead | 3 ppb (2024) 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 704 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Fiber · Cable in parts of the area | 5,000 / 5,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T.
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