Pennington County property record for 23101 Triangle Trl, Rapid City, SD 57702
| Property Type | Other Improved |
|---|---|
| Details | 1,846 sqft · built 1909 |
| Lot Size | 1.16 acres (50,530 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,037 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 36-16-201-002 |
| Primary APN | 36-16-201-002 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 1,846 sqft Total Area |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1909 |
| Architectural Style | Multi-Family |
| Lot Area | 50,530 sqft (1.16 acres) |
| Total Buildings | 2 Buildings |
| Account Number | 10837 |
|---|---|
| Street Address | 23101 TRIANGLE TRL |
| City | RAPID CITY |
| State | SD |
| Zip | 57702-8634 |
| Property Category | Other |
| Property Type | Other > Other Improved |
| Legal Description | S16, T1N, R06E, BLACK HILLS MERIDIAN, UNPLATTED PT OF NW1/4NE1/4 INCL. 1/2 ADJ VAC RD |
| Legal Range | 06E |
| Legal Township | 01N |
| Legal Section | 16 |
| Legal Subdivision | BLACK HILLS MERIDIAN |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | MOUNT RUSHMORE |
| Census Block Group | 1 |
| Census Block | 1040 |
| Census Tract | 11700 |
23101 Triangle Trl is owned and occupied by two individuals.
Source: Pennington County records, as of September 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 23101 TRIANGLE TRL, RAPID CITY, SD 57702-8634 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 23101 Triangle Trl was $6,037.
Source: Pennington County assessment roll, as of September 14, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Pennington County |
| Unified School District | Rapid City School District 51-4 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $493,800 (-) Land $151,600 Building $342,200 | |
| 2025 | $6,037.00 | $493,800 Land $151,600 Building $342,200 |
| 2023 | $8,593.00 (+28.6%) | $657,400 Land $151,600 Building $505,800 |
| 2022 | $6,682.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 23101 Triangle Trl in Zone AE, a high-risk flood area within the regulatory floodway; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective June 11, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 16 policies |
| Nearby Flood Policies | 16 in force |
| Nearby Flood Claims | 2 (1997–2015) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | May 2015 · Severe Storms, 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.
Wildfire risk around 23101 Triangle Trl is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · above 64% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 42 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Wisp West Fixed Wireless | 25 / 8 |
| CenturyLink DSL | 10 / 1 |
4G LTE (outdoors only), no 5G reported
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