Custer County property record for 25177 River Rd, Hermosa, SD 57744
| Property Type | Rural Improved / Non-Residential |
|---|---|
| Details | 5,400 sqft · built 1995 |
| Lot Size | 640 acres (27,878,400 sqft) |
| Owner | Company on Record |
| Last Sale | $5,173,200 (Apr 2017) |
| Tax Bill | $2,903 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 001514 |
| Primary APN | 001514 |
|---|---|
| Alternative APN |
|
| Building Area | 5,400 sqft Total Area |
|---|
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Lot Area | 27,878,400 sqft (640 acres) |
| Street Address | 25177 RIVER RD |
|---|---|
| City | HERMOSA |
| State | SD |
| Zip | 57744 |
| Property Category | Other |
| Property Type | Other > Rural Improved / Non-Residential |
| Legal Description | ALL SEC 34 T3 R11 640.00 AC (BLDGS) 0031103400000100 |
| Legal Range | 11 |
| Legal Township | 03 |
| Legal Section | 34 |
| Jurisdiction | CUSTER SD |
| Township / Civil Division | EAST CUSTER |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 965100 |
Source: Custer County assessment roll, as of September 3, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company on Record |
|---|---|
| Mailing Address | 259 W SANTA CLARA ST, VENTURA, CA 93001-2545 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 21, 2017 · Amount on Record |
| Deed Sale | Apr 21, 2017 · Amount on Record |
| Record Updated | Jun 8, 2026 |
Source: Custer County assessment roll, as of September 3, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Custer County |
| Unified School District | Custer School District 16-1 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,903.00 (+6.77%) | $514,855 (+13.03%) Land $464,852 Building $50,003 | |
| 2023 | $2,719.00 (-4.29%) | $455,521 Land $422,889 Building $32,632 | |
| 2022 | $435,200 Land $409,319 Building $25,881 | ||
| 2021 | $2,841.00 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective October 21, 2020 · 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 |
| Flood Insurance Cost | Premium on Record median of 25 policies |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 24 (2006–2010) |
| Claims Outside the SFHA | 1 of 24 |
| Most Recent Claim | May 2010 · rainfall accumulation |
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 | High above 81% of the US · above 91% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.6% annual chance |
| Exposure | Direct burnable vegetation |
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 | SOUTHERN BLACK HILLS WATER private · serves 947 people · EPA ID SD4602309 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Lead | 2 ppb (2025) 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, as of December 31, 2025
5G (outdoors only) and 4G LTE
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