Property data and boundaries. June 2013 update of the County Assessor's Secured Roll file.
Liquor sale licenses with location, name and license types- check the metadata file for info on the license types- 20 and 21 are off-sales.
USPS estimates the number of vacant properties base don mail delivery. The data are aggregated to census tracts (2010) and published by HUD each quarter. Data covers Alameda County