Custer County property record for 24656 Iron Mountain Rd, Keystone, SD 57751 · Last verified April 2026
| Property Type | Commercial |
|---|---|
| Details | 3 ba · 2,030 sqft · built 1941 |
| Lot Size | 7.56 acres (329,314 sqft) |
| Owner | Company Name on File |
| Last Sale | $763,000 (Mar 2021) |
| Tax Bill | $6,427 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 003825 |
| Primary APN | 003825 |
|---|---|
| Alternative APN |
|
| Full Baths | 3 Baths |
|---|---|
| Half Baths | 4 Half Baths |
| Stories | 1 Story |
| Building Area | 2,030 sqft Total Area |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Lot Area | 329,314 sqft (7.56 acres) |
| Deck Area | Deck Area |
| Total Buildings | 3 Buildings |
| Cooling System | None |
|---|
| Street Address | 24656 IRON MOUNTAIN RD |
|---|---|
| City | KEYSTONE |
| State | SD |
| Zip | 57751-6655 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Description | JUDD HOMESITE SEC 35 T2 R6 7.56 AC MH BLS REC#14645 SITS HERE |
| Legal Range | 06 |
| Legal Township | 02 |
| Legal Section | 35 |
| Legal Subdivision | ENGLAND SUBDIVISION |
| Jurisdiction | CUSTER SD |
| Township / Civil Division | EAST CUSTER |
| Census Block Group | 1 |
| Census Block | 1045 |
| Census Tract | 965100 |
Source: Custer County records · APN 003825
Assessment roll updated September 3, 2025 · Last verified April 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 File |
|---|---|
| Mailing Address | 24656 IRON MOUNTAIN RD, KEYSTONE, SD 57751-6655 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 30, 2021 · Amount on Record |
| Deed Sale | Mar 30, 2021 · Amount on Record |
| Prior Sale | Jan 02, 2017 · Amount on Record |
| Record Updated | Jun 08, 2026 |
Source: Custer County records · Assessment roll updated September 3, 2025 · Last verified April 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Custer County |
| Unified School District | Custer School District 16-1 (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,427.00 (+2.29%) | $530,117 (+11.34%) Land $170,641 Building $359,476 | |
| 2023 | $6,283.00 (+13.82%) | $476,127 Land $179,621 Building $296,506 | |
| 2022 | $374,113 Land $142,366 Building $231,747 | ||
| 2021 | $5,520.00 |
Source: FEMA National Flood Hazard Layer, Custer County (46033C), updated October 21, 2020 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 460339651001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Flood Insurance Cost | Premium on Record median of 25 individual NFIP policies nearby |
| 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 |
| Wildfire Risk | High above 77% of the US · above 88% of South Dakota |
|---|---|
| Wildfire Likelihood | About 1 in 248 per year |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 4 locations within about half a mile of this property, a small sample
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Hanson Communications | Fiber | 1,000 / 1,000 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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