Petrich is situated in the south-western Bulgaria, 13 km from the border customs point Kulata Greek and Zlatarevo 20 km distance in the line of the border with Macedonia. Belasitsa is located at the foot and is 189 km away from Sofia.
Petrich is situated near the borders with Greece and Macedonia. Transition in Macedonia is known as Novo Selo-Petrich, the first border town of Novo Selo.
Petrich is at an altitude 100-199 m above sea level, covers an area of 80.421km ² and has a population of 29,785 inhabitants
(01.01.2007 census). Strumeshnitsa reach rivers Struma and slope of mountains Osogovo-Belasitsa group.
