Harrison County
Parcel & Property Data
About This Data
LandBrief holds 25,140 parcel records for Harrison 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 Harrison County assessor roll dated October 2023, loaded August 2026. See data sources for every county’s vintage.
Explore Harrison County
Harrison County by the Numbers
- Median parcel size
- 9.2 acres
measured from mapped boundaries - 90th-percentile parcel
- 40.2 acres
- County land area
- 446,000 acres
U.S. Census measurement - Communities
- 13
75.6% of parcels outside any incorporated place
Who Owns Harrison County?
Share of the county’s 25,140 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 | 65.1% |
| Companies & organizations | 17.6% |
| Trusts & estates | 12.8% |
| Government | 4.0% |
| Other / unclassified | 0.5% |
The largest owner on record is Iowa Dept Of Natural Resources with 254 parcels — see the full landowner leaderboard.
Parcel Records (~25,140 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 420001403302000 | USA | — | Unincorporated | 549.52 |
| 430001373100000 | McFerrin Properties, LLC | — | Unincorporated | 429.08 |
| 100000355900000 | Iowa State Cons Comm | — | Unincorporated | 334.97 |
| 320000431800000 | King, Andrew D | — | Unincorporated | 304.60 |
| 100000390500000 | State Of Iowa | — | Unincorporated | 299.16 |
| 320000453400000 | United States of America | — | Unincorporated | 202.50 |
| 100000375500000 | State Of Iowa | — | Unincorporated | 190.78 |
| 320000461200000 | McFerrin Properties, LLC | 2748 BRITT AVE MODALE | Unincorporated | 181.90 |
| 320000461300000 | McFerrin Properties, LLC | — | Unincorporated | 172.32 |
| 430001382100000 | Buss, Larry S. | — | Unincorporated | 171.15 |
Download Harrison County parcel data
All 25,140 parcels in Harrison County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Harrison County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Harrison County?
The Harrison County assessor roll on file records 25,140 parcels across 13 communities, with 75.6% lying outside any incorporated place.
Who owns the most land in Harrison County?
Iowa Dept Of Natural Resources holds 254 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Harrison County?
Measured from mapped boundaries, the median parcel is 9.2 acres, and nine parcels in ten are under 40.2 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Harrison County is government-owned?
Government entities — federal, state, and local — hold 4.0% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Harrison County assessor roll dated October 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 (13)
25,140 parcels across 13 communities in Harrison County.