Madison County
Parcel & Property Data
About This Data
LandBrief holds 15,314 parcel records for Madison 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 Madison County assessor roll dated October 2022, loaded August 2026. See data sources for every county’s vintage.
Explore Madison County
Madison County by the Numbers
- Median parcel size
- 0.79 acres
measured from mapped boundaries - 90th-percentile parcel
- 39.8 acres
- County land area
- 300,331 acres
U.S. Census measurement - Communities
- 5
27.8% of parcels outside any incorporated place - Out-of-state owners
- 12.5% of parcels
by owner mailing address
Who Owns Madison County?
Share of the county’s 15,314 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 | 67.5% |
| Companies & organizations | 22.8% |
| Trusts & estates | 5.4% |
| Government | 4.2% |
| Other / unclassified | 0.2% |
The largest owner on record is CITY OF REXBURG with 199 parcels — see the full landowner leaderboard.
Parcel Records (~15,314 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| RP05N41E34MC00 | STATE OF IDAHO DEPARTMENT OF LANDS | — | Unincorporated | 1222.83 |
| RP04N43E06FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 1096.59 |
| RP06N42E290600 | EASTERN IDAHO REGIONAL SOLID WASTE DISTRICT | — | Unincorporated | 939.73 |
| RP04N43E19FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 885.39 |
| RP04N43E30FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 884.98 |
| RP04N43E31FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 884.47 |
| RP04N43E07FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 880.29 |
| RP04N43E18FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 880.15 |
| RP06N42E013000 | SKYLINE FARMS | — | Unincorporated | 868.48 |
| RP04N42E01FS00 | US DEPT OF AGRICULTURE US FOREST SERVICE | — | Unincorporated | 820.15 |
Download Madison County parcel data
All 15,314 parcels in Madison County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Madison County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Madison County?
The Madison County assessor roll on file records 15,314 parcels across 5 communities, with 27.8% lying outside any incorporated place.
Who owns the most land in Madison County?
CITY OF REXBURG holds 199 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Madison County?
Measured from mapped boundaries, the median parcel is 0.79 acres, and nine parcels in ten are under 39.8 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Madison County is owned from out of state?
12.5% of parcels list an owner mailing address outside ID, per the county’s own records.
How much of Madison County is government-owned?
Government entities — federal, state, and local — hold 4.2% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Madison 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)
15,314 parcels across 5 communities in Madison County.