The U.S. Census gives demographic data down to the zip code level. Current information is available, since you can also access the annual American Community Survey. Census Reporter is an easy tool for getting the most recent Census data.
A tool that let's you explore U.S. Census data, which includes information about the population, business and economy, and state and local governments. Use this if you need more than just the most recent data.
A consumer and media analysis tool based on the Simmons National Consumer Survey. Access consumer demographics, psychographics, brand affiliations, and media consumption trends with the ability to target specific market segments down to the regional level.