Warren County

Parcel & Property Data

31,352Total Parcels

—Avg. Market Value

564,822Total Acres

About This Data

LandBrief holds 31,352 parcel records for Warren 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 Warren County assessor roll dated March 2022, loaded August 2026. See data sources for every county’s vintage.

Explore Warren County

Largest landownersWho holds the most land in Warren County, by total acreage.
Largest parcelsThe biggest individual tracts in the county, ranked by size.

Warren County by the Numbers

Median parcel size: 0.84 acres
measured from mapped boundaries
90th-percentile parcel: 34.4 acres
County land area: 565,941 acres
U.S. Census measurement
Communities: 28
0.0% of parcels outside any incorporated place

Who Owns Warren County?

Share of the county’s 31,352 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	87.1%
Companies & organizations	7.9%
Trusts & estates	2.3%
Government	0.9%
Other / unclassified	1.8%

The largest owner on record is VICINI DUANE A & DONNA M with 90 parcels — see the full landowner leaderboard.

Parcel Records (~31,352 total)

Showper page

Parcel ID	Owner	Address	City	Acreage
TD-003-ALLEGH	—	—	Multiple	18705.55
KI-004-900000	UNITED STATES OF AMERICA	—	Mead Twp	16995.25
KI-001-218800	—	—	Multiple	12998.72
SH-005-ALLEGH	—	—	Multiple	12744.83
KA-001-466000	UNITED STATES OF AMERICA	—	Sheffield Twp	10506.54
SH-004-ALLEGH	—	—	Multiple	8733.42
YV-004-865000	COMMONWEALTH OF PA PENNSYLVANIA GAME COMMISSION	2001 ELMERTON AVENUE	Pittsfield Twp	7146.14
WN-007-550000	USA	—	Multiple	6451.25
TD-002-216000	COMMONWEALTH OF PA PENNSYLVANIA GAME COMMISSION	2001 ELMERTON AVENUE	Deerfield Twp	6243.22
SH-003-484100	UNITED STATES OF AMERICA	—	Multiple	6188.74

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Download Warren County parcel data

All 31,352 parcels in Warren County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

Get Warren County on FreeParcelData →

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Frequently Asked Questions

How many parcels are in Warren County?

The Warren County assessor roll on file records 31,352 parcels across 28 communities.

Who owns the most land in Warren County?

VICINI DUANE A & DONNA M holds 90 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Warren County?

Measured from mapped boundaries, the median parcel is 0.84 acres, and nine parcels in ten are under 34.4 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Warren County is government-owned?

Government entities — federal, state, and local — hold 0.9% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Warren County assessor roll dated March 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.