CityVille Surges Past 100 Million Monthly Users

CityVille, Zynga’s latest hit game which surpassed FarmVille in size back in December, has been on a tear lately, surpassing 100 million monthly active users as of yesterday. The milestone is something that no other application has ever reached. And while growth might eventually slow down, the game appears to have plenty of space left to grow.

While Facebook may have surpassed 600 million users, many people are constantly wondering how big of a market games on the site actually is.