Seattle property records

Use the right search for the record type.

Assessor records, permits, and deeds live in separate systems. Search by parcel number when you have it, and by exact address when you do not.

Links reviewed June 13, 2026

Search tools

Property record systems

Official Parcel

King County Department of Assessments parcel records, property values, tax account details, and assessor information.

Best for parcel number, assessed value, lot details, and tax account lookup.
King County notes restrictions on using lists of individuals for commercial purposes.

Official Permits

Seattle permit and DPD record search for building, land use, code, and inspection-related records.

Best for permit history, project records, inspections, and record numbers.
The city search supports exact record numbers or addresses; use % as a wildcard when needed.

Official Recorded docs

King County Official Records Search for recorded land documents, including deeds, liens, judgments, and recording numbers.

Best for deed and ownership documents, parcel ID document searches, and record date searches.
The Recorder warns against data mining, excessive querying, and high-volume automated access.

Tips

Use eReal Property to confirm the parcel number and address formatting before searching permits or recorded documents.

Use the Seattle Services Portal for building and land-use activity tied to the address or known permit number.

Use Landmark when you need deeds, liens, judgments, recording numbers, or ownership-document copies.