Louisa County
Parcel & Property Data
About This Data
LandBrief holds 13,551 parcel records for Louisa 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 Louisa County assessor roll dated October 2022, loaded August 2026. See data sources for every county’s vintage.
Explore Louisa County
Louisa County by the Numbers
- Median parcel size
- 6.1 acres
measured from mapped boundaries - 90th-percentile parcel
- 40.5 acres
- County land area
- 257,137 acres
U.S. Census measurement - Communities
- 10
71.9% of parcels outside any incorporated place
Who Owns Louisa County?
Share of the county’s 13,551 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 | 69.5% |
| Companies & organizations | 15.9% |
| Trusts & estates | 10.4% |
| Government | 3.1% |
| Other / unclassified | 1.2% |
The largest owner on record is LOUISA COUNTY (BUYOUT 93) with 188 parcels — see the full landowner leaderboard.
Parcel Records (~13,551 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 0822102000 | IOWA DEPT OF NATURAL RESOURCES | — | Unincorporated | 540.95 |
| 1428102000 | MOURER, KIRK BRETT; CHRISTY MCCORMICK; EDDY L. JILL L. SEEVERS REVOCABLE LIVING TRUST | 2394 31ST AVE OAKVILLE | Unincorporated | 448.00 |
| 0507130000 | HALANE FARMS, INC. | 10643 COUNTY RD G44X MUSCATINE | Unincorporated | 437.51 |
| 0518103000 | HALANE FARMS, INC. | — | Unincorporated | 431.80 |
| 0312228000 | JORGENSEN, MARVIN M. | — | Unincorporated | 417.10 |
| 0509102000 | IOWA ILL. GAS ELECTRIC CO | 8602 172ND ST MUSCATINE | Unincorporated | 407.47 |
| 0401179000 | ROUDYBUSH, LELAND B. | 17896 I AVE WAPELLO | Unincorporated | 402.14 |
| 0519102000 | GRC ACRES LP | — | Unincorporated | 367.83 |
| 0114102000 | STATE OF IOWA CONSERVATION COMM. | — | Unincorporated | 364.40 |
| 0530102000 | GRC ACRES LP | — | Unincorporated | 353.50 |
Download Louisa County parcel data
All 13,551 parcels in Louisa County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Louisa County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Louisa County?
The Louisa County assessor roll on file records 13,551 parcels across 10 communities, with 71.9% lying outside any incorporated place.
Who owns the most land in Louisa County?
LOUISA COUNTY (BUYOUT 93) holds 188 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Louisa County?
Measured from mapped boundaries, the median parcel is 6.1 acres, and nine parcels in ten are under 40.5 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Louisa County is government-owned?
Government entities — federal, state, and local — hold 3.1% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Louisa 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 (10)
13,551 parcels across 10 communities in Louisa County.