Duval County

Parcel & Property Data

13,381Total Parcels

$289,521Avg. Market Value

1,155,456Total Acres

About This Data

LandBrief holds 13,381 parcel records for Duval 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 Duval County assessor roll dated May 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Duval County

Largest landownersWho holds the most land in Duval County, by total acreage.
Largest parcelsThe biggest individual tracts in the county, ranked by size.
Highest-value parcelsThe most valuable properties on the roll, by assessed market value.
Out-of-state ownersWho owns Duval County from somewhere else, and where they live.

Duval County by the Numbers

Median parcel size: 9.6 acres
measured from mapped boundaries
90th-percentile parcel: 229.5 acres
County land area: 1,147,825 acres
U.S. Census measurement
Communities: 23
60.2% of parcels outside any incorporated place
Median assessed value: $71,395
95% of parcels carry a value
Out-of-state owners: 2.2% of parcels
by owner mailing address

Who Owns Duval County?

Share of the county’s 13,381 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	75.8%
Companies & organizations	16.0%
Trusts & estates	6.4%
Government	0.5%
Other / unclassified	1.3%

The largest owner on record is KILLAM RANCH PROPERTIES, LTD with 147 parcels — see the full landowner leaderboard.

Parcel Records (~13,381 total)

Showper page

Parcel ID	Owner	Address	City	Acreage	Market Value
4073	SWEDEN RANCH LP	—	Unincorporated	14012.74	$42,038,220
4073	SWEDEN RANCH LP	—	Unincorporated	14012.74	$42,038,220
2	LOS ANGELES CATTLE COMPANY LTD	—	Unincorporated	7295.00	$21,885,000
2	LOS ANGELES CATTLE COMPANY LTD	—	Unincorporated	7295.00	$21,885,000
1667	BFG LAND & CATTLE LTD	—	Unincorporated	6386.47	$14,369,560
5030	WYATT RANCHES OF TEXAS, LLC	—	Unincorporated	6074.72	$18,224,170
5030	WYATT RANCHES OF TEXAS, LLC	—	Unincorporated	6074.72	$18,224,170
5030	WYATT RANCHES OF TEXAS, LLC	—	Unincorporated	6074.72	$18,224,170
5030	WYATT RANCHES OF TEXAS, LLC	—	Unincorporated	6074.72	$18,224,170
5030	WYATT RANCHES OF TEXAS, LLC	—	Unincorporated	6074.72	$18,224,170

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All 13,381 parcels in Duval County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

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Frequently Asked Questions

How many parcels are in Duval County?

The Duval County assessor roll on file records 13,381 parcels across 23 communities, with 60.2% lying outside any incorporated place.

Who owns the most land in Duval County?

KILLAM RANCH PROPERTIES, LTD holds 147 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Duval County?

Measured from mapped boundaries, the median parcel is 9.6 acres, and nine parcels in ten are under 229.5 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Duval County is owned from out of state?

2.2% of parcels list an owner mailing address outside TX, per the county’s own records.

How much of Duval County is government-owned?

Government entities — federal, state, and local — hold 0.5% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Duval County assessor roll dated May 2025. Counties deliver on their own schedules; the methodology page explains how records are processed and the data sources page tracks every county’s vintage.