New Castle County property records
Where to look up owners, values, tax bills, parcel maps, deeds and value appeals in New Castle County, Delaware. Each link goes to the county or state office that keeps the record.
Where each record lives
-
Tax bills and payments
Find the current bill, the balance due and past payments with the New Castle County property tax lookup.
-
Parcel maps
Contact details and how-tos are on the New Castle County GIS and mapping office page.
-
Deeds, liens and recorded documents
Search deeds, mortgages, liens and other recorded documents in the New Castle County deed and lien search.
Deeds and liens are recorded by the New Castle County Recorder of Deeds.
-
Value complaints and appeals
Contact details and how-tos are on the New Castle County value appeals page.
We haven’t found New Castle County’s owner and value records online. Call the county at (302) 395-5555 or start at its website, newcastlede.gov.
Links go to official county and state sites and were last checked in November 2026. Offices move their pages, so if one has changed, the county’s own website (newcastlede.gov) is the place to start.