Newport County
Parcel & Property Data
About This Data
LandBrief holds 37,588 parcel records for Newport 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 Newport County assessor roll dated April 2026, loaded August 2026. See data sources for every county’s vintage.
Explore Newport County
Newport County by the Numbers
- Median parcel size
- 0.34 acres
measured from mapped boundaries - 90th-percentile parcel
- 2.6 acres
- County land area
- 65,556 acres
U.S. Census measurement - Communities
- 5
57.7% of parcels outside any incorporated place
Who Owns Newport County?
Share of the county’s 37,588 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 | 68.5% |
| Companies & organizations | 9.9% |
| Trusts & estates | 17.0% |
| Government | 1.8% |
| Other / unclassified | 2.8% |
The largest owner on record is TOWN OF JAMESTOWN with 144 parcels — see the full landowner leaderboard.
Parcel Records (~37,588 total)
| Parcel ID | Owner | Address | City | Acreage | Market Value |
|---|---|---|---|---|---|
| PO 84-84 | STATE OF RHODE ISLAND | 101 NAVY WHARF RD | Unincorporated | 623.24 | — |
| PO 71-1 | STATE OF RHODE ISLAND | — | Unincorporated | 495.58 | — |
| LC 23-1 | NEWPORT, CITY OF | — | Unincorporated | 379.83 | — |
| LC 39-26-1 | STATE OF RHODE ISLAND, DEM | COLEBROOK RD | Unincorporated | 351.72 | — |
| 610-102 | STATE OF RHODE ISLAND | LAKE ROAD | Unincorporated | 298.06 | $1,812,100 |
| LC UNKNOWN | — | — | Unincorporated | 293.62 | — |
| PO 80-1 | STATE OF RHODE ISLAND | — | Unincorporated | 287.99 | — |
| 6-18 | HISTORIC NEW ENGLAND | NORTH ROAD (WATSON FARM | Unincorporated | 258.88 | $9,464,000 |
| 808-102 | NEWPORT CITY OF | POND BRIDGE ROAD | Unincorporated | 256.00 | $1,375,100 |
| PO 32-3 | ORDER OF ST BENEDICT | CORYS LN | Unincorporated | 255.68 | — |
Download Newport County parcel data
All 37,588 parcels in Newport County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
Get Newport County on FreeParcelData →Nearby counties
Frequently Asked Questions
How many parcels are in Newport County?
The Newport County assessor roll on file records 37,588 parcels across 5 communities, with 57.7% lying outside any incorporated place.
Who owns the most land in Newport County?
TOWN OF JAMESTOWN holds 144 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Newport County?
Measured from mapped boundaries, the median parcel is 0.34 acres, and nine parcels in ten are under 2.6 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Newport County is government-owned?
Government entities — federal, state, and local — hold 1.8% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Newport County assessor roll dated April 2026. 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)
37,588 parcels across 5 communities in Newport County.