SimCity 4 is a city-building simulation computer game developed by Maxis, a subsidiary of Electronic Arts. The game was released in January 2003 for Microsoft Windows and in June 2003 for Mac OS X. It is the fourth major installment in the SimCity series. SimCity 4 has a single expansion pack called Rush Hour which adds features to the game. SimCity 4: Deluxe Edition contained the original game and Rush Hour combined as a single product.

Maxis is an American video game developer and a division of Electronic Arts (EA). The studio was founded in 1987 by Will Wright and Jeff Braun, and acquired by Electronic Arts in 1997. Maxis is best known for its simulation games, including The Sims, Spore and SimCity.