Pennington County property record for 640 Allen Ave, Rapid City, SD 57701
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 2,059 sqft · built 2010 |
| Lot Size | 0.47 acres (20,473 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 20-36-159-009 |
| Primary APN | 20-36-159-009 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 2,059 sqft Living Area |
| Year Built | Built 2010 |
|---|---|
| Effective Year Built | Effective 2010 |
| Architectural Style | Ranch |
| Lot Area | 20,473 sqft (0.47 acres) |
| Porch | Slab |
|---|---|
| Porch Area | 422 sqft |
| Patio Area | 150 sqft |
| Total Buildings | 2 Buildings |
| Account Number | 48737 |
|---|---|
| Street Address | 640 ALLEN AVE |
| City | RAPID CITY |
| State | SD |
| Zip | 57701-1102 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | NORTH RAPID ADD, BLOCK 18, LOT 22R |
| Legal Subdivision | NORTH RAPID ADD |
| Legal Block | 18 |
| Legal Lot Number | 22R |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | RAPID CITY |
| Census Block Group | 2 |
| Census Block | 2029 |
| Census Tract | 10201 |
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 2104, RAPID CITY, SD 57709-2104 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| 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 | Assessed Value |
|---|---|
| 2023 | $698,700 Land $29,600 Building $669,100 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 96% of South Dakota |
|---|---|
| Wildfire Likelihood | Under 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 196 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber · Cable | 5,000 / 5,000 |
| Midco Cable | 2,000 / 350 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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