Gem County
Parcel & Property Data
About This Data
LandBrief holds 10,823 parcel records for Gem 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 Gem County assessor roll dated October 2022, loaded August 2026. See data sources for every county’s vintage.
Explore Gem County
Gem County by the Numbers
- Median parcel size
- 2 acres
measured from mapped boundaries - 90th-percentile parcel
- 77.9 acres
- County land area
- 358,255 acres
U.S. Census measurement - Communities
- 5
69.1% of parcels outside any incorporated place
Who Owns Gem County?
Share of the county’s 10,823 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 | 69.7% |
| Companies & organizations | 13.6% |
| Trusts & estates | 9.4% |
| Government | 6.7% |
| Other / unclassified | 0.6% |
The largest owner on record is BLM BUREAU OF LAND MANAGEMENT with 292 parcels — see the full landowner leaderboard.
Parcel Records (~10,823 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| RP08N01E340539 | WILFONG STEVEN B | — | Unincorporated | 4.97 |
| RP08N01E340455 | WILFONG STEVEN B | — | Unincorporated | 4.94 |
| RPC8882B010020 | MORAIN STEPHANIE | — | Unincorporated | 3.77 |
| RPC8882A010020 | BECK CHRISTOPHER JOEL | — | Unincorporated | 3.77 |
| RPC8882A010030 | RICE JONATHAN J | — | Unincorporated | 3.77 |
| RPC8882A010010 | HOPWOOD SAMUEL | — | Unincorporated | 3.77 |
| RPC8882B010040 | DUNBAR MIRIAM | — | Unincorporated | 3.77 |
| RPC8882B010030 | WALKER BUILDING LLC | — | Unincorporated | 3.77 |
| RPC8882B010010 | BLAKE FAMILY TRUST | — | Unincorporated | 3.77 |
| RP08N01E340826 | CARLSEN THOMAS & LEANN LIVING TRUST | — | Unincorporated | 2.98 |
Download Gem County parcel data
All 10,823 parcels in Gem County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Gem County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Gem County?
The Gem County assessor roll on file records 10,823 parcels across 5 communities, with 69.1% lying outside any incorporated place.
Who owns the most land in Gem County?
BLM BUREAU OF LAND MANAGEMENT holds 292 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Gem County?
Measured from mapped boundaries, the median parcel is 2 acres, and nine parcels in ten are under 77.9 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Gem County is government-owned?
Government entities — federal, state, and local — hold 6.7% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Gem County assessor roll dated October 2022. 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 (5)
10,823 parcels across 5 communities in Gem County.