These "communities" are generally land scams. People buy "ranchettes" sight unseen, and find out they are out in the middle of the desert with no water or power. Landauctions.com sells a lot of these...
Incorporated in 1965, it was a massive exercise in real estate speculation and growth. Spanning over 203 square miles (double the size of the capitol city, Sacramento), California City was to be a giant oasis in the Mojave Desert. It’s technically the third largest city in California and the eleventh largest in the country. However, it ended up a desolate and unfulfilled dream.
http://www.divinecaroline.com/22249/80700-you-ve-probably-never-heard-california-s