Nassau County
Parcel & Property Data
About This Data
LandBrief holds 54,468 parcel records for Nassau 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 Nassau County assessor roll dated April 2024, loaded August 2026. See data sources for every county’s vintage.
Explore Nassau County
Nassau County by the Numbers
- Median parcel size
- 0.47 acres
measured from mapped boundaries - 90th-percentile parcel
- 5.9 acres
- County land area
- 415,156 acres
U.S. Census measurement - Communities
- 5
0.0% of parcels outside any incorporated place
Who Owns Nassau County?
Share of the county’s 54,468 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 | 14.2% |
| Trusts & estates | 6.9% |
| Government | 1.4% |
| Other / unclassified | 1.7% |
The largest owner on record is CCRC WOODLANDS LTD with 471 parcels — see the full landowner leaderboard.
Parcel Records (~54,468 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 18-2S-23-2000-0001-0000 | WILLIAMS KENT A & DEBBIE P | 4273 BLUEBERRY STREET | Unincorporated Nassau County | 2550.50 † |
| 21-2S-23-0000-0007-0150 | DIEDOLF ROBERT T & DONNA F | 2371 CANAL ROAD | Unincorporated Nassau County | 2.97 † |
| 21-2S-23-0000-0007-0170 | DIEDOLF DONNA & ROBERT | 2371 CANAL ROAD | Unincorporated Nassau County | 4.38 † |
| 21-2S-23-0000-0009-0000 | SHACKELFORD JAMES R | 18951 W BEAVER ST | Unincorporated Nassau County | 1.48 † |
| 21-2S-23-0000-0009-0050 | SHACKELFORD AUSTIN W | 6729 SIOUX AVENUE | Unincorporated Nassau County | 1.78 † |
| 29-2S-23-0000-0001-0000 | THE ALLEN TRUST | 44 JONES RD | Unincorporated Nassau County | 123.35 † |
| 29-2S-23-0000-0002-0000 | 301 CAPITAL PARTNERS LLC | PO BOX 238 | Unincorporated Nassau County | 166.70 † |
| 30-2S-23-0000-0002-0000 | 301 CAPITAL PARTNERS LLC | PO BOX 238 | Unincorporated Nassau County | 333.31 † |
| 30-2S-23-0000-0002-0010 | CSX TRANSPORTATION INC | ATTN: TAX DEPARTMENT | Unincorporated Nassau County | 1.68 † |
| 30-2S-23-0000-0002-0020 | CSX TRANSPORTATION INC | TAX DEPARTMENT | Unincorporated Nassau County | 29.66 † |
Download Nassau County parcel data
All 54,468 parcels in Nassau County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Nassau County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Nassau County?
The Nassau County assessor roll on file records 54,468 parcels across 5 communities.
Who owns the most land in Nassau County?
CCRC WOODLANDS LTD holds 471 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Nassau County?
Measured from mapped boundaries, the median parcel is 0.47 acres, and nine parcels in ten are under 5.9 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Nassau County is government-owned?
Government entities — federal, state, and local — hold 1.4% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Nassau County assessor roll dated April 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 (5)
54,468 parcels across 5 communities in Nassau County.