Minnehaha County property record for 320 W 4th St, Sioux Falls, SD 57104
| Property Type | Office Building |
|---|---|
| Details | built 2003 |
| Lot Size | 4.96 acres (216,232 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-22-16-152-018-000 |
| Primary APN | 01-22-16-152-018-000 |
|---|---|
| Alternative APN |
|
| Plumbing Fixtures | 5 Plumbing Fixtures |
|---|---|
| Stories | 2 Stories |
| Basement Area | 27,520 sqft |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Lot Area | 216,232 sqft (4.96 acres) |
| Total Buildings | 2 Buildings |
| Heating System | HVAC |
|---|
| Account Number | 62380 |
|---|---|
| Street Address | 320 W 4TH ST |
| City | SIOUX FALLS |
| State | SD |
| Zip | 57104-2413 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | VAC ALLEY & VAC N DAKOTA AVE LYING ADJ & LOTS 1-18 BLOCK 21 & LOTS 1-9 BLOCK 28 BROOKINGS & EDMUNDS ADDN TO CITY OF SIOUX FALLS |
| Legal Subdivision | BROOKINGS & EDMUNDS ADDN |
| Legal Block | 21,28 |
| Legal Lot Number | 1-18 |
| Jurisdiction | MINNEHAHA SD |
| Township / Civil Division | SIOUX FALLS |
| Census Block Group | 4 |
| Census Block | 4016 |
| Census Tract | 100 |
Source: Minnehaha County records, as of July 16, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 224 W 9TH ST, SIOUX FALLS, SD 57104-6407 |
| Owner Type | Company |
| Vesting | Government |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
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) |
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.
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 | 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 440 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber | 5,000 / 5,000 |
| Midco Cable · Fiber in parts of the area | 2,000 / 350 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: CenturyLink, T-Mobile.
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