Puli Hisar or Pul-e-Hesar (Persian: پل حصار) is a district in Baghlan province, Afghanistan.

However, in August 2021, the district was one of three districts in Baghlan province that were occupied by anti-Taliban fighters (remnants of the Afghan National Army and civilian resistance fighters), marking the first wave of armed resistance to the Taliban since they seized control over the country.

[7] Settlements include the small villages of Darae Su (Darah-ye Shū),[8] Ahangaran,[9] and Sar Ab.

Among its many mountains are Mount Larbach (Kōh-e Lārbāch) at 4,311 metres (14,144 ft),[11] Mount Sare Surkhi (Kōh-e Sar-e Surkhī) at about 4,306 metres (14,127 ft),[12] and on its southeastern border, Mount Shahak (Kuh-e Kokzaro Zaghicha) at 5,126 metres (16,818 ft)[13][14] The main stream in the district is the Darwāza (Darah-ye Darwāzah), and most of the villages lie along its banks, or those of its tributaries.

Puli Hisar is one of Baghlan's main opium poppy cultivating districts.