Pennington County property record for 509 Blair St, Keystone, SD 57751 · Last verified April 2026
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
|---|---|
| Architecture Style | Multifamily |
| Year Built | Built 1980 |
| Square Footage | 1,920 sqft Total Area |
| Lot Size | 4,792 sqft (0.11 acres) |
| Tax Bill | $2,807.00 (2025) |
| Primary APN | 70-09-107-007 |
|---|---|
| Alternative APN |
|
| Units | 4 Units |
|---|---|
| Building Area | 1,920 sqft Total Area |
| Stories | 1 Stories |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Multifamily Style |
| Lot Area | 4,792 sqft (0.11 acres) |
| Account Number | 6938 |
|---|---|
| Street Address | 509 BLAIR ST |
| City | KEYSTONE |
| State | SD |
| Zip | 57751-2020 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | ORIGINAL TOWN OF KEYSTONE, BLOCK 8, LOT 40-41 (ALSO IN SECTION 8) |
| Legal Subdivision | ORIGINAL TOWN OF KEYSTONE |
| Legal Block | 8 |
| Legal Lot Number | 40-41 |
| Jurisdiction | PENNINGTON SD |
| Minor Civil Division | KEYSTONE |
| Census Blockgroup | 1 |
| Census Block | 1048 |
| Census Tract | 11005 |
Source: Pennington County records · APN 70-09-107-007
Assessment roll updated August 26, 2025 · Last verified April 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 File |
|---|---|
| Mailing Address | 6312 S FIDDLERS GREEN CIR, GREENWOOD VILLAGE, CO 80111-4943 |
| Owner Type | Owner is a Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Refreshed | Jun 08, 2026 |
Source: Pennington County records · Assessment roll updated August 26, 2025 · Last verified April 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Pennington County |
| Municipality | Keystone Town |
| Unified School District | Hill City School District 51-2 (PK - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $2,807.00 (+9.56%) | $227,800 (+28.19%) Land $14,400 Building $213,400 |
| 2023 | $2,562.00 (+11.29%) | $177,700 Land $14,400 Building $163,300 |
| 2022 | $2,302.00 |
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