Custer County
Parcel & Property Data
About This Data
LandBrief holds 13,043 parcel records for Custer 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 Custer County assessor roll dated September 2023, loaded August 2026. See data sources for every county’s vintage.
Explore Custer County
Custer County by the Numbers
- Median parcel size
- 12.3 acres
measured from mapped boundaries - 90th-percentile parcel
- 166.4 acres
- County land area
- 996,444 acres
U.S. Census measurement - Communities
- 6
84.0% of parcels outside any incorporated place
Who Owns Custer County?
Share of the county’s 13,043 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 |
|---|---|
| Individuals | 61.8% |
| Companies & organizations | 16.4% |
| Trusts & estates | 7.2% |
| Government | 14.2% |
| Other / unclassified | 0.4% |
The largest owner on record is USA - USDA - BHNF with 1,110 parcels — see the full landowner leaderboard.
Parcel Records (~13,043 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 015228 | WYOMING DAKOTA RAILROAD PROPERTIES, INC | 15523 SD HIGHWAY 40 HERMOSA | Unincorporated | 791.05 |
| 003088 | GCC DACOTAH, INC | — | Unincorporated | 670.68 |
| 012828 | USA - USDA - BHNF | — | Unincorporated | 669.16 |
| 013298 | USA - USDA - BHNF | — | Unincorporated | 667.20 |
| 013299 | USA - USDA - BHNF | — | Unincorporated | 665.80 |
| 013304 | USA - USDA - BHNF | — | Unincorporated | 664.88 |
| 012827 | USA - USDA - BHNF | — | Unincorporated | 664.20 |
| 010352 | USA - USDA - BGNG | — | Unincorporated | 661.20 |
| 000741 | SD DEPT OF GAME, FISH PARKS | — | Unincorporated | 658.40 |
| 010351 | USA - USDA - BGNG | — | Unincorporated | 656.68 |
Download Custer County parcel data
All 13,043 parcels in Custer County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Custer County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Custer County?
The Custer County assessor roll on file records 13,043 parcels across 6 communities, with 84.0% lying outside any incorporated place.
Who owns the most land in Custer County?
USA - USDA - BHNF holds 1,110 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Custer County?
Measured from mapped boundaries, the median parcel is 12.3 acres, and nine parcels in ten are under 166.4 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Custer County is government-owned?
Government entities — federal, state, and local — hold 14.2% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Custer County assessor roll dated September 2023. 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 (6)
13,043 parcels across 6 communities in Custer County.