Pennington County property record for 550 Ranchester St, Rapid City, SD 57701
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 4 ba · 3,091 sqft · built 2018 |
| Lot Size | 0.53 acres (23,087 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $89,831 (Nov 2017) |
| Tax Bill | $11,862 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 37-13-351-012 |
| Primary APN | 37-13-351-012 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 3,091 sqft Living Area |
| Basement Area | 2,111 sqft |
| Finished Basement | 1,991 sqft |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Architectural Style | Contemporary |
| Lot Area | 23,087 sqft (0.53 acres) |
| Garage Type | Attached |
| Garage Area | 1,032 sqft |
| Porch | Slab |
|---|---|
| Porch Area | 844 sqft |
| Deck Area | 208 sqft |
| Patio Area | 180 sqft |
| Account Number | 67819 |
|---|---|
| Street Address | 550 RANCHESTER ST |
| City | RAPID CITY |
| State | SD |
| Zip | 57701-8979 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PLM SUBD #2, BLOCK 1, LOT 9 |
| Legal Subdivision | PLM SUBD |
| Legal Block | 1 |
| Legal Lot Number | 9 |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | RAPID CITY |
| Census Block Group | 2 |
| Census Block | 2017 |
| Census Tract | 10905 |
550 Ranchester St is owned and occupied by two individuals who bought it in November 2017.
Source: Pennington County records, as of September 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 550 RANCHESTER ST, RAPID CITY, SD 57701-8979 |
| 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 |
|---|---|
| Last Sale | Nov 7, 2017 · Amount on File |
| Deed Sale | Nov 7, 2017 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 550 Ranchester St was $11,862.
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 | $1,082,100 (-) Land $96,300 Building $985,800 | |
| 2025 | $11,862.00 | $1,082,100 Land $96,300 Building $985,800 |
| 2023 | $10,788.00 (+11.77%) | $945,300 Land $93,800 Building $851,500 |
| 2022 | $9,652.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 550 Ranchester St in Zone X, an area of minimal flood risk.
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
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 550 Ranchester St is moderate, ranking above 51% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 51% of the US · lower than 60% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.1% 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 | 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 205 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Cable | 2,000 / 350 |
| Bluepeak Cable · Fiber in parts of the area | 1,000 / 30 |
May also be available: CenturyLink, T-Mobile, Verizon.
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