Pennington County
Parcel & Property Data
About This Data
LandBrief holds 54,201 parcel records for Pennington County, sourced from county records. Each includes the parcel boundary, and — where the county publishes them — owner, situs address, acreage, assessed values and legal description.
Data from the Pennington County assessor roll dated February 2026, loaded August 2026. See data sources for every county’s vintage.
Explore Pennington County
Pennington County by the Numbers
- Median parcel size
- 0.38 acres
measured from mapped boundaries - 90th-percentile parcel
- 76.6 acres
- County land area
- 1,777,130 acres
U.S. Census measurement - Communities
- 16
27.4% of parcels outside any incorporated place
Who Owns Pennington County?
Share of the county’s 54,201 parcels by the kind of owner on record. Classified from owner names, so the boundaries are approximate; an entity the rules cannot place counts as an individual.
| Owner type | Share of parcels |
|---|---|
| Other / unclassified | 100.0% |
Parcel Records (~54,201 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 0803100001 | 0803100001 | — | Unincorporated | 730.23 |
| 3536100001 | 3536100001 | — | Unincorporated | 720.72 |
| 5413100003 | 5413100003 | — | Unincorporated | 715.21 |
| 3512100001 | 3512100001 | — | Unincorporated | 714.36 |
| 3513100001 | 3513100001 | — | Unincorporated | 714.24 |
| 1825100001 | 1825100001 | — | Unincorporated | 697.00 |
| 3501100003 | 3501100003 | — | Unincorporated | 679.69 |
| 3525200001 | 3525200001 | — | Unincorporated | 678.35 |
| 0806200001 | 0806200001 | — | Unincorporated | 671.00 |
| 7012100001 | 7012100001 | — | Unincorporated | 667.85 |
Download Pennington County parcel data
All 54,201 parcels in Pennington County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Pennington County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Pennington County?
The Pennington County assessor roll on file records 54,201 parcels across 16 communities, with 27.4% lying outside any incorporated place.
What is the typical parcel size in Pennington County?
Measured from mapped boundaries, the median parcel is 0.38 acres, and nine parcels in ten are under 76.6 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How current is this data?
It comes from the Pennington County assessor roll dated February 2026. Counties deliver on their own schedules; the methodology page explains how records are processed and the data sources page tracks every county’s vintage.
Browse by City (16)
54,201 parcels across 16 communities in Pennington County.
- Ashland Heights287 parcels
- Box Elder2,816 parcels
- Caputa33 parcels
- Colonial Pine Hills913 parcels
- Green Valley847 parcels
- Hermosa3 parcels
- Hill City721 parcels
- Johnson Siding412 parcels
- Keystone606 parcels
- New Underwood309 parcels
- Quinn172 parcels
- Rapid City28,499 parcels
- Rapid Valley3,052 parcels
- Unincorporated14,859 parcels
- Wall552 parcels
- Wasta120 parcels