Pingding County belongs to Yangquan City of Shanxi Province, located in the east of the central Shanxi Province, the western foot of the middle part of Taihang Mountain, the southeast of Yangquan City. The geographical coordinates are 37°39 '30 "-- 38°07' 30" north latitude, 113°25 '55 "-- 114°02' 33" east longitude. North Yuxian, Yangquan suburb, west of Shouyang County, south of Xiyang County, east of Hebei Jingxing County border. It is the thoroughfare of Shanxi and Hebei, the east gate of Shanxi Province. The county is 9 kilometers away from Yangquan City, 127 kilometers away from the provincial capital Taiyuan. The county is 54 kilometers from east to west, 50.4 kilometers from north to south, and covers an area of 1,391 square kilometers. It has jurisdiction over 8 towns and 2 townships. Existing Niangzi Pass, Guanshan, Kaihe Temple, Guguan Great Wall and other famous scenic spots. According to the seventh census, as of midnight on November 1, 2020, the permanent population of Pingding county was 306,228.

In 2018, the GDP of Pingding County reached 10.52 billion yuan. In 2020, the GDP of Pingding County reached 11.47 billion yuan, with a year-on-year growth of 3.7%.

In March 2019, it was selected into the list of the first batch of counties under protection and utilization of revolutionary cultural relics.