Allegany County
Parcel & Property Data
About This Data
LandBrief holds 34,439 parcel records for Allegany 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 Allegany County assessor roll dated January 2024, loaded August 2026. See data sources for every county’s vintage.
Explore Allegany County
Allegany County by the Numbers
- Median parcel size
- 2.6 acres
measured from mapped boundaries - 90th-percentile parcel
- 58 acres
- County land area
- 658,884 acres
U.S. Census measurement - Communities
- 18
75.2% of parcels outside any incorporated place
Who Owns Allegany County?
Share of the county’s 34,439 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 | 84.6% |
| Companies & organizations | 5.4% |
| Trusts & estates | 1.6% |
| Government | 2.9% |
| Other / unclassified | 5.5% |
The largest owner on record is State Of New York, with 420 parcels — see the full landowner leaderboard.
Parcel Records (~34,439 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 03000000010100110000 | Grove, Brian | 4303 Walbridge Rd Lot 11 | Unincorporated | 18021.00 |
| 01100000010040000000 | State Of New York, | Courthouse | Unincorporated | 1245.89 |
| 11500000010080000000 | State Of New York, | 7 Court St | Unincorporated | 995.50 |
| 14500000010050030000 | Belvidere Trust, | — | Unincorporated | 967.90 |
| 27400000010210000000 | JT Allegany Timberland, LLC, | — | Unincorporated | 925.40 |
| 04000000010690010000 | Edelweiss Land, LLC., | 250 Baird Rd | Unincorporated | 910.91 |
| 05700000010020000000 | State Of New York, | 7 Court St | Unincorporated | 745.79 |
| 02100000010200010000 | WoodWise Land Company, LLC, | — | Unincorporated | 713.60 |
| 02100000010200010000 | WoodWise Land Company, LLC, | — | Unincorporated | 713.60 |
| 02100000010200010000 | WoodWise Land Company, LLC, | — | Unincorporated | 713.60 |
Download Allegany County parcel data
All 34,439 parcels in Allegany County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Allegany County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Allegany County?
The Allegany County assessor roll on file records 34,439 parcels across 18 communities, with 75.2% lying outside any incorporated place.
Who owns the most land in Allegany County?
State Of New York, holds 420 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Allegany County?
Measured from mapped boundaries, the median parcel is 2.6 acres, and nine parcels in ten are under 58 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Allegany County is government-owned?
Government entities — federal, state, and local — hold 2.9% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Allegany County assessor roll dated January 2024. 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 (18)
34,439 parcels across 18 communities in Allegany County.
- Alfred411 parcels
- Almond224 parcels
- Andover532 parcels
- Angelica491 parcels
- Belfast399 parcels
- Belmont478 parcels
- Bolivar585 parcels
- Canaseraga306 parcels
- Cuba689 parcels
- Fillmore293 parcels
- Friendship608 parcels
- Houghton306 parcels
- Richburg238 parcels
- Rushford209 parcels
- Scio320 parcels
- Stannards357 parcels
- Unincorporated25,893 parcels
- Wellsville2,100 parcels