Custer County property record for 632 Mount Rushmore Rd, Custer, SD 57730
| Property Type | Commercial |
|---|---|
| Details | 7,116 sqft · built 1950 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $599,000 (May 2021) |
| Tax Bill | $8,239 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008623 |
| Primary APN | 008623 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 7,116 sqft Gross Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 7,405 sqft (0.17 acres) |
| Lot Dimensions | 150 ft deep x 50 ft wide |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 632 MOUNT RUSHMORE RD |
|---|---|
| City | CUSTER |
| State | SD |
| Zip | 57730-2031 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Description | LOT 10 BLOCK 106, CUSTER CITY 7300005010601000 |
| Legal Block | 106 |
| Legal Lot Number | 10 |
| Jurisdiction | CUSTER SD |
| Township / Civil Division | CUSTER |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 965200 |
632 Mount Rushmore Rd, a commercial property, is owned by a company that bought it in May 2021.
Source: Custer County records, as of September 8, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 24079 COSMOS RD, RAPID CITY, SD 57702-7414 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Last Sale | May 13, 2021 · Amount on File |
| Deed Sale | May 13, 2021 · Amount on File |
| Prior Sale | Aug 23, 2007 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 632 Mount Rushmore Rd was $8,239.
Source: Custer County assessment roll, as of September 8, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Custer County |
| Municipality | Custer City |
| Unified School District | Custer School District 16-1 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $586,353 (-) Land $52,173 Building $534,180 | ||
| 2025 | $8,239.00 | $586,353 Land $52,173 Building $534,180 | |
| 2023 | $7,107.00 | $466,866 Land $52,173 Building $414,693 | |
| 2022 | $290,258 Land $40,133 Building $250,125 | ||
| 2021 | $5,607.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 632 Mount Rushmore Rd in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 4 (1998–2007) |
| Claims Outside the SFHA | 1 of 4 |
| Most Recent Claim | Aug 2007 · 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.
Wildfire risk around 632 Mount Rushmore Rd is moderate, ranking above 45% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 45% of the US · lower than 67% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | CUSTER serves 1,919 people · EPA ID SD4600101 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2023 |
| Lead | 2 ppb (2023) 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 263 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Golden West Telecommunications Fiber | 1,000 / 1,000 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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