Minnehaha County property record for 121 S Main St, Humboldt, SD 57035
| Property Type | Office Building |
|---|---|
| Details | 1 ba · 648 sqft · built 1920 |
| Lot Size | 0.021 acres (923 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $354 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-13-16-227-011-000 |
| Primary APN | 01-13-16-227-011-000 |
|---|---|
| Alternative APN |
|
| Full Baths | 1 Bath |
|---|---|
| Plumbing Fixtures | 2 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 648 sqft Heated Area |
| 1st Floor Area | 648 sqft |
| Flooring | Carpet |
| Interior Walls | Paneling |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Exterior Material | Combination |
| Foundation Type | Concrete |
| Roof Type | Gable |
| Roof Material | Rolled Roofing |
| Lot Area | 923 sqft (0.021 acres) |
| Lot Dimensions | 42 ft deep x 22 ft wide |
| Garage Type | Detached |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Electric |
| Sewer | Connected |
| Account Number | 66617 |
|---|---|
| Street Address | 121 S MAIN ST |
| City | HUMBOLDT |
| State | SD |
| Zip | 57035 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | W42 10 BLOCK 2 UHRS ADDN TO CITY OF HUMBOLDT |
| Legal Subdivision | UHRS ADDN |
| Legal Block | 2 |
| Legal Lot Number | 10 |
| Jurisdiction | MINNEHAHA SD |
| Township / Civil Division | HUMBOLDT |
| Census Block Group | 2 |
| Census Block | 2093 |
| Census Tract | 10300 |
121 S Main St, a commercial property, is owned by an individual.
Source: Minnehaha County records, as of September 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 90642, SIOUX FALLS, SD 57109-0642 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 121 S Main St was $354.
Source: Minnehaha County assessment roll, as of July 16, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Minnehaha County |
| Municipality | Humboldt Town |
| Unified School District | West Central School District 49-7 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $20,700 (+5.08%) Land $1,500 Building $19,200 | $20,700 Land $1,500 Building $19,200 | |
| 2025 | $354.00 | $19,700 (+15.2%) Land $1,500 Building $18,200 | |
| 2024 | $354.00 | $17,100 Land $1,500 Building $15,600 | |
| 2022 | $337.00 | $16,500 Land $1,400 Building $15,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 121 S Main St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1993.
Source: FEMA National Flood Hazard Layer, effective May 2, 2024 · 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 (1993) |
| Most Recent Claim | Aug 1993 · Severe Storms, Tornadoes & Flooding |
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.
The area around 121 S Main St has no burnable land within ember reach, so its wildfire risk is not rated.
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 | HUMBOLDT serves 579 people · EPA ID SD4600167 |
|---|---|
| Water Source | Purchased groundwater from MINNEHAHA COMMUNITY WATER CORP |
| Last State Inspection | Jun 2025 |
| Lead | 1 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | No certified operator Apr 2017 |
| 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 136 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Cable | 1,250 / 60 |
| Golden West Telecommunications Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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