In 2011 the World Record for Largest Commercially Available Hamburger at 777 lbs! was set at the Alameda County Fair in Pleasanton.

History was made on this day at the 99th Annual Alameda County Fair-- breaking the record for the world's largest Largest commercially available hamburger with all the trimmings for a final weight of 777 pounds. The hamburger contained lettuce, tomatoes, onions, pickles, catsup, mustard, special sauce and a golden bun.

 The Alameda County Fair also received 12 international awards from the International Association of Fairs and Expositions (IAFE) for its 2012 Fair Marketing Programs  and is ranked in the Top 50 Fairs in the United States for attendance. Recently released attendance numbers from Fairs across the nation show that the Alameda County Fair is ranked 33 on the list of the Top 50 North American Fairs and the 6 largest Fair in California. This is the highest ranking in history for the Alameda County Fair. Of particular note, 16 of the Fairs larger than the Alameda County Fair are State Fairs, while the Alameda County Fair is successfully operated by the nonprofit Fair Association, without any tax funding from the government.

See alamedacountyfair.com