Pennington County property record for 23107 Triangle Trl, Rapid City, SD 57702
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 768 sqft · built 1910 |
| Lot Size | 0.13 acres (5,663 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,153 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 36-16-201-004 |
| Primary APN | 36-16-201-004 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Building Area | 768 sqft Living Area |
| Basement Area | 224 sqft |
| Finished Basement | 224 sqft |
| Unfinished Basement | 168 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Architectural Style | Ranch |
| Lot Area | 5,663 sqft (0.13 acres) |
| Porch | Open Porch |
| Deck Area | 462 sqft |
| Account Number | 3493 |
|---|---|
| Street Address | 23107 TRIANGLE TRL |
| City | RAPID CITY |
| State | SD |
| Zip | 57702-8634 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | HISEGA, LOT 2B OF LOT 2 |
| Legal Subdivision | HISEGA |
| Legal Lot Number | 2B |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | MOUNT RUSHMORE |
| Census Block Group | 1 |
| Census Block | 1048 |
| Census Tract | 11700 |
23107 Triangle Trl is owned and occupied by an individual.
Source: Pennington County records, as of October 8, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 23107 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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 23107 Triangle Trl was $2,153.
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 | $219,000 (-) Land $160,600 Building $58,400 | |
| 2025 | $2,153.00 | $219,000 Land $160,600 Building $58,400 |
| 2023 | $2,006.00 (+8.73%) | $194,100 Land $132,700 Building $61,400 |
| 2022 | $1,845.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 23107 Triangle Trl in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| 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 23107 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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