Gaomi covers an area of 1,523.49 square kilometers, with a land area of 1,467.56 sq km and a water area of 55.93 sq km.
Changyi covers an area of 1,630.8 square kilometers and is home to six towns, three sub-districts, and 690 administrative villages (communities), with a total population of 560,000.
Linqu county, administered by Weifang in East China's Shandong province, covers an area of 1,831 square kilometers.
Changle county, administered by Weifang in East China's Shandong province, covers an area of 1,101 square kilometers and has a population of 623,000.
The Weifang Hi-Tech Industrial Development Zone was established in 1991 and was designated as a national-level zone in 1992. It covers an area of 123 square kilometers with a population of 418,000.
The Weifang Binhai Economic and Technological Development Zone is a national-level economic and technological development zone approved by the State Council.
Weifang Free Trade Zone, administered by Weifang in East China's Shandong province, was approved by the State Council in January 2011.
The Xiashan Ecological & Economic Development Zone is located in the southeastern part of Weifang in East China's Shandong province. It was officially established and put into operation in 2008.