Delaware property records and tax lookups
Who holds it: Each county assesses real property (New Castle County Office of Assessment; Kent County Department of Finance / Assessment; Sussex County Assessment). Delaware has no state property tax; county, school-district and library taxes are billed by the counties.1
On this page
Statewide lookup
None statewide; county parcel searches: New Castle County Parcel Search (www3.newcastlede.gov/parcel/search), Kent County 'Search Property Records', Sussex County Property Search (property.sussexcountyde.gov).2
Looking up a property and appealing a value
- Appealing a value
- Appeal to the county Board of Assessment Review: New Castle County - written notice before March 15; Kent and Sussex - the board hears appeals March 1 to May 31 (longer in a reassessment year). Board decisions may be appealed to Superior Court within 30 days (by postmark) after notice of the decision.3
Related records in Delaware
- Deeds: who holds it
- Recorder of Deeds of each of Delaware's three counties: New Castle County (Wilmington area), Kent County (Dover) and Sussex County (Georgetown). Recorders' fees are set by county ordinance (9 Del. C. §§ 9617, 9619).4
- Deeds: how to search
- Search the county index online by name (links above) or use public-access computers at the county Recorder of Deeds office; order copies or certified copies from that county office. Kent's online index carries certified images back to 1874.5
- Maps: state GIS portal
- FirstMap, the State of Delaware's enterprise GIS (Department of Technology and Information) at firstmap.delaware.gov; counties also run GIS viewers (New Castle County ArcGIS hub apps-nccde.hub.arcgis.com, Kent County GIS, Sussex mapping).6
- Liens: federal tax liens
- Federal liens/judgments affecting real property are recorded with the county Recorder of Deeds (Kent fee schedule lists 'U.S. Judgements').7
Property records in Delaware counties with a full guide
The local office, its official online search and its own fee, for each county with a full guide. Local fees can differ from the statewide figures above.
| County | Office | Search online | Fee |
|---|---|---|---|
| Kent County | Assessment Office8 | Property search8 | — |
| New Castle County | New Castle County Office of Finance - Office of Assessment10 | Property search9 | — |
| Sussex County | Assessment Division12 | Property search11 | — |
For any other county, see the county list on the Delaware guide.
Official copies vs look-alike sites
A certified copy comes only from the office that holds the record; reports and "research copies" sold by commercial sites are not issued by any Delaware office. How to tell an official record source from a paid look-alike.
Rules in other states: property and tax records in every state. Everything else in Delaware: Delaware public records guide.
Sources
Every fact above links to the official page it comes from; all 12 sources were checked on November 4, 2026. Fees and rules change, so check the office's own page before you pay or travel.
- Property Tax InformationSussex County Governmentarchived copy
- Document Search (Recorder of Deeds)New Castle County Recorder of Deedsarchived copy
- Delaware Code Title 9, Chapter 83, Subchapter I - Valuation and Assessment of PropertyDelaware General Assembly
- Recorder of DeedsNew Castle County Governmentarchived copy
- Recorder of Deeds OfficeKent County Levy Courtarchived copy
- FirstMap / Location IntelligenceDelaware Department of Technology and Information
- Kent County Recorder of Deeds Fees Schedule (KCROD-12.0, effective October 28, 2025)Kent County Recorder of Deeds
- Kent County Levy Court homeKent County Levy Courtarchived copy
- Document SearchNew Castle County Recorder of Deeds
- AssessmentNew Castle County Office of Finance
- Property Tax InformationSussex County, Delaware
- Department and Division Listing | Sussex CountySussex County, Delaware