Direct access to California's complete unclaimed property database. 14.5M+ records. Advanced filtering. Unlimited exports. Updated weekly.
California's state portal searches one name at a time with limited results and no export capability. Master Database gives you complete access to all 14.5 million records with unlimited searches, advanced filtering, and instant CSV exports.
Built on DuckDB for speed—complex searches across millions of records return in milliseconds. Whether you're researching a single estate or analyzing thousands of properties, Master Database handles it.
We download California's complete database weekly and load it into optimized infrastructure. You search through a spreadsheet-style interface—filter by name, location, amount, property type, or any combination. Sort any column. Export unlimited results.
Search by owner name, city, property ID, amount range, holder name, or claims status. Filter multiple criteria simultaneously. Results appear instantly and update weekly with California's latest data.
Experience Master Database with live data. Search, filter, sort, and explore 14.5M+ real records:
Unlimited searches. Complete data. Powerful tools. Updated weekly.