Pennington County property record for 4280 Biernbaum Ln, Rapid City, SD 57701
| Property Type | Self Storage |
|---|---|
| Details | 8,000 sqft · built 1975 |
| Lot Size | 10 acres (437,342 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $30,438 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 38-17-301-010 |
| Primary APN | 38-17-301-010 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 8,000 sqft Total Area |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Lot Area | 437,342 sqft (10 acres) |
| Total Buildings | 4 Buildings |
| Account Number | 62824 |
|---|---|
| Street Address | 4280 BIERNBAUM LN |
| City | RAPID CITY |
| State | SD |
| Zip | 57701 |
| Property Category | Industrial |
| Property Type | Industrial > Self Storage |
| Legal Description | BIERNBAUM SUBD, LOT A, LESS LOT 1 OF LOT A, LESS LOT H2 & LESS LOT H3 |
| Legal Subdivision | BIERNBAUM SUBD |
| Legal Lot Number | 1A |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | RAPID CITY |
| Census Block Group | 1 |
| Census Block | 1068 |
| Census Tract | 10907 |
Source: Pennington County records, as of September 14, 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 Record |
|---|---|
| Mailing Address | PO BOX 1549, GREAT FALLS, MT 59403-1549 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 30, 2014 |
| Deed Sale | Jun 30, 2014 |
| Deed Document Number | 20148164 |
| Record Updated | Oct 29, 2026 |
Source: Pennington County assessment roll, as of September 14, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Pennington County |
| Municipality | Rapid City |
| Unified School District | Rapid City School District 51-4 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,155,400 (-) Land $829,100 Building $1,326,300 | |
| 2025 | $30,438.00 (-5.96%) | $2,155,400 (-0.81%) Land $829,100 Building $1,326,300 |
| 2023 | $32,368.00 (-9.61%) | $2,173,000 Land $829,100 Building $1,343,900 |
| 2022 | $35,808.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 21 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 21 in force |
| Nearby Flood Claims | 12 (1979–2015) |
| Claims Outside the SFHA | 1 of 12 |
| Most Recent Claim | Jun 2015 · Severe Storms, Tornadoes, Straight-line Winds, And 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 85% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | RAPID CITY serves 72,009 people · EPA ID SD4600406 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2024 |
| Lead | 6 ppb (2024) 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 88 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Cable · Fiber in parts of the area | 2,000 / 1,000 |
| Bluepeak Cable | 1,000 / 30 |
May also be available: Verizon.
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