List of municipalities in São Paulo, Administrative divisions catalog in São Paulo, Brazil.
São Paulo state is divided into 645 municipalities that together form its complete administrative system. These communities spread across major urban centers, coastal areas, and rural regions, showing the wide diversity found throughout the state.
The state's administrative system was gradually reorganized until 2017, when it became structured into 63 microregions and 15 mesoregions. This framework was created to improve regional management and coordinate development efforts more effectively.
Each municipality across the state celebrates its own local festivals and traditions that reflect the diversity of its residents. When you visit different towns, you notice how each one has its own way of marking important occasions and maintaining local customs.
Demographic information for all municipalities is regularly updated and maintained by Brazilian geographic and statistical authorities. This data helps guide decisions about resource distribution and development planning across different regions.
São Caetano do Sul stands out with a development index of 0.862, while 24 other municipalities also maintain ratings above 0.800. These differences between the more developed areas and other parts of the state become visible when you look at infrastructure and living conditions.
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