How many zoos are there in America?

At least 355 zoos

Not too many people know that there are more than 2800 zoos and aquariums in the world.  Needless to say, in the United States of America, there are approximately 355 accredited zoos.  Believe it or not, 29 zoos & aquariums in the USA have more than 1,000,000 visitors a year.  It is important to know that the largest zoo in the US is Red McCombs Wildlife with over 5.000 hectares (12.500 acres).  Keep in mind that the most expensive adult entrance fee is $ 58.00 into Safari West in Santa Rosa, California.