Pennington County property record for 645 Milwaukee St, Rapid City, SD 57701
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 988 sqft · built 1978 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | Individual Name on File |
| Last Sale | $137,900 (Feb 2020) |
| Tax Bill | $3,552 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21-31-157-017 |
| Primary APN | 21-31-157-017 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 988 sqft Total Area |
| Basement Area | 988 sqft |
| Finished Basement | 888 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Duplex Single |
| Lot Area | 7,405 sqft (0.17 acres) |
| Deck Area | 25 sqft |
| Account Number | 34616 |
|---|---|
| Street Address | 645 MILWAUKEE ST |
| City | RAPID CITY |
| State | SD |
| Zip | 57701-1514 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | WISE'S ADD, BLOCK 17, LOT A |
| Legal Subdivision | WISES ADD |
| Legal Block | 17 |
| Legal Lot Number | A |
| Jurisdiction | PENNINGTON SD |
| Township / Civil Division | RAPID CITY |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 10500 |
645 Milwaukee St, a duplex, is owned by an individual who bought it in February 2020.
Source: Pennington County records, as of September 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1501 E SEATTLE AVE, ELLENSBURG, WA 98926-9448 |
| 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 |
|---|---|
| Last Sale | Feb 28, 2020 · Amount on File |
| Deed Sale | Feb 28, 2020 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 645 Milwaukee St was $3,552.
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 | $265,600 (-) Land $40,200 Building $225,400 | |
| 2025 | $3,552.00 | $265,600 Land $40,200 Building $225,400 |
| 2023 | $3,634.00 (+15.95%) | $256,700 Land $30,900 Building $225,800 |
| 2022 | $3,134.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 645 Milwaukee St in Zone X, an area of minimal flood risk.
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.
The area around 645 Milwaukee St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 464 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: AT&T, T-Mobile, Verizon.
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