Pennington County property record for 24320 Iron Mountain Rd, Keystone, SD 57751
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 630 sqft · built 1930 |
| Lot Size | 361 acres (15,741,634 sqft) |
| Owner | Individual on Record |
| Tax Bill | $1,093 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 70-17-100-904 |
| Primary APN | 70-17-100-904 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Building Area | 630 sqft Living Area |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Architectural Style | Rustic |
| Lot Area | 15,741,634 sqft (361 acres) |
| Porch | Porch |
| Porch Area | 90 sqft |
| Deck Area | 425 sqft |
| Account Number | 16171 |
|---|---|
| Street Address | 24320 IRON MOUNTAIN RD |
| City | KEYSTONE |
| State | SD |
| Zip | 57751 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S17, T2S, R06E, BLACK HILLS MERIDIAN, BLL ON GRIZZLY CREEK #3 (LOT E) |
| Legal Range | 06E |
| Legal Township | 02S |
| Legal Section | 17 |
| Legal Subdivision | BLACK HILLS MERIDIAN |
| Legal Lot Number | E |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | MOUNT RUSHMORE |
| Census Block Group | 1 |
| Census Block | 1084 |
| Census Tract | 11005 |
Source: Pennington County assessment roll, as of August 26, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual on Record |
|---|---|
| Mailing Address | 7350 PINON JAY CIR, RAPID CITY, SD 57702-9023 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: Pennington County assessment roll, as of August 26, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Pennington County |
| Unified School District | Hill City School District 51-2 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,093.00 (-17.07%) | $90,400 (-2.9%) Building $90,400 |
| 2023 | $1,318.00 (+22.26%) | $93,100 Building $93,100 |
| 2022 | $1,078.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective June 11, 2026 · 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 17 policies |
| Nearby Flood Policies | 17 in force |
| Nearby Flood Claims | 3 (1995–2001) |
| Claims Outside the SFHA | 2 of 3 |
| Most Recent Claim | Jul 2001 · river or lake flooding |
| Claims by Event |
|
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 75% of the US · above 86% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.3% 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, based on 7 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TSC Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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