New Castle County parcel data

Parcel records for New Castle County, Delaware: owners, assessed values, sales and boundaries.
Parcels
203,802
Last updated
Oct 3, 2026
Cities and towns
13
Zoning
Not yet

Cities and towns in New Castle County

What each New Castle County parcel record includes

  • Parcel number and boundary
  • Owners of record and mailing address
  • Assessed and market value
  • Most recent sale: price, date and deed
  • Lot size, land use and property class
  • Building: year built, area and units
  • Legal description
  • Zoning district
Example parcel · New Castle County2.14 ac
Parcel number0651-45-8213
Owner of recordExample Holdings LLC
Market value 2026$486,300
Last sale$412,000 · 2021
Land useSingle family
Year built1998

Get New Castle County parcels through the API

Search by address, owner, lot size, value or sale date.

Get an API keyRead the API docs 
curl -G 'https://api.placestack.com/v1/parcel' \
  -H "Authorization: Bearer $PLACESTACK_API_KEY" \
  --data-urlencode 'fips=10003'

Frequently asked questions

How many parcels are in New Castle County?
Placestack has 203,802 parcel records for New Castle County, Delaware.
What does a New Castle County parcel record include?
The parcel number and boundary, owners of record and their mailing address, assessed and market value, the most recent sale, lot size, land use, the main building and the legal description.
Is New Castle County zoning available?
Not yet for New Castle County. Parcel records are available now.
How do I get New Castle County parcel data?
Through the API, the MCP server or the map in the console.

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