Humboldt County
Parcel & Property Data
About This Data
LandBrief holds 17,787 parcel records for Humboldt 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 Humboldt County assessor roll dated November 2022, loaded August 2026. See data sources for every county’s vintage.
Explore Humboldt County
Humboldt County by the Numbers
- Median parcel size
- 5 acres
measured from mapped boundaries - 90th-percentile parcel
- 577.5 acres
- County land area
- 6,170,107 acres
U.S. Census measurement - Communities
- 9
73.8% of parcels outside any incorporated place
Who Owns Humboldt County?
Share of the county’s 17,787 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 |
|---|---|
| Other / unclassified | 100.0% |
Parcel Records (~17,787 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 0 | 10062803 | — | Unincorporated | 117415.82 |
| 0 | 14034103 | — | Unincorporated | 158.65 |
| 374125300001 | 07056144 | — | Unincorporated | 44.00 |
| 0 | 14033125 | — | Unincorporated | 40.69 |
| 0 | 14033124 | — | Unincorporated | 40.69 |
| 0 | 14033123 | — | Unincorporated | 40.69 |
| 0 | 14033121 | — | Unincorporated | 40.69 |
| 0 | 14033120 | — | Unincorporated | 40.69 |
| 0 | 14033118 | — | Unincorporated | 40.69 |
| 0 | 14033117 | — | Unincorporated | 40.69 |
Download Humboldt County parcel data
All 17,787 parcels in Humboldt County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Humboldt County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Humboldt County?
The Humboldt County assessor roll on file records 17,787 parcels across 9 communities, with 73.8% lying outside any incorporated place.
What is the typical parcel size in Humboldt County?
Measured from mapped boundaries, the median parcel is 5 acres, and nine parcels in ten are under 577.5 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How current is this data?
It comes from the Humboldt County assessor roll dated November 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 (9)
17,787 parcels across 9 communities in Humboldt County.