Voter Data File Requests

Voter registration data files are available for purchase only for election, scholarly, journalistic, political or governmental purposes. Driver’s license numbers, social security numbers, and voters' signatures cannot be released. Commercial use of voter registration information is prohibited by law.

To purchase voter registration data, complete the voter registration file request application​​ or call (408) 299-8683.

To purchase vote by mail (VBM) data, complete the vote by mail file request application or call (408) 299-8640.

Below are some of the most commonly-purchased data files:

​Data file name	​Cost
​List of registered voters   (vote history available upon request)	$152
​Vote by mail ballot updates (single election)	$151 for initial report, $75 per update

For a complete list of data available for purchase, please see the Fees Sc​hedule​​​​​​.​