Pennington County property record for 3710 143rd Ave, Rapid City, SD 57701
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,148 sqft · built 1974 |
| Lot Size | 10 acres (435,600 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $520,000 (Aug 2024) |
| Tax Bill | $4,316 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21-20-100-012 |
| Primary APN | 21-20-100-012 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,148 sqft Living Area |
| Basement Area | 1,092 sqft |
| Finished Basement | 800 sqft |
| Unfinished Basement | 524 sqft |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Ranch |
| Lot Area | 435,600 sqft (10 acres) |
| Porch | Enclosed Porch |
| Porch Area | 196 sqft |
| Deck Area | 64 sqft |
| Account Number | 15100 |
|---|---|
| Street Address | 3710 143RD AVE |
| City | RAPID CITY |
| State | SD |
| Zip | 57701-9431 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S20, T2N, R08E, BLACK HILLS MERIDIAN, N1/2N1/2SE1/4NW1/4 |
| Legal Range | 08E |
| Legal Township | 02N |
| Legal Section | 20 |
| Legal Subdivision | BLACK HILLS MERIDIAN |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | CENTRAL PENNINGTON |
| Census Block Group | 2 |
| Census Block | 2029 |
| Census Tract | 11400 |
3710 143rd Ave is owned by two individuals who bought it in August 2024.
Source: Pennington County records, as of September 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 424, STURGIS, SD 57785-0424 |
| 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 | Aug 26, 2024 · Amount on File |
| Deed Sale | Aug 26, 2024 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3710 143rd Ave was $4,316.
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 | $425,400 (-) Land $88,000 Building $337,400 | |
| 2025 | $4,316.00 | $425,400 Land $88,000 Building $337,400 |
| 2023 | $3,929.00 (+46.11%) | $370,600 Land $80,000 Building $290,600 |
| 2022 | $2,689.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3710 143rd Ave 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 | 6 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 3710 143rd Ave is high, ranking above 79% of the US, with a 0.5% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 79% of the US · above 90% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.5% 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 | COUNTRY ROAD ESTATES private · serves 112 people · EPA ID SD4602204 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2025 |
| Lead | 2 ppb (2025) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 2 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Midco Cable | 1,250 / 60 |
| Verizon Fixed Wireless | 300 / 20 |
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