title: Tlalnepantla Region
text: # Tlalnepantla Region
  
  Region XII (Spanish: Región XII. Tlalnepantla) is an intrastate region within the State of Mexico.
  
  ## Geography
  
  It is one of the 10 regions that comprise the Mexico City Metropolitan Area. It borders Mexico City to the north, and is part of the Greater Mexico City.
  
  The region comprises two cities, both densely populated cities having very low margination, Tlalnepantla de Baz and Atizapan de Zaragoza.
  
  ### Municipalities
  
  | Municipality | Area (km²) 2010 | Population 2005 Census | Population 2010 Census | Population density (/km² 2010) |
  | - | - | - | - | - |
  | Tlalnepantla de Baz | 83.5 | 683,808 | 664,160 | 7,954 |
  | Atizapan de Zaragoza | 89.9 | 472,526 | 489,775 | 5,448 |
  | Region XII Tlalnepantla | 173.4 | 1,156,334 | 1,153,935 | 6,654.7 |
  