Sofia Metro Map

The Sofia Metro is the rapid transit system serving Sofia, the capital of Bulgaria. It consists of four operational lines (Lines 1, 2, 3, and 4) with additional extensions under construction. The system began operation in 1998 with the opening of Line 1. As of 2023, the operational network spans approximately 52 kilometers with 43 stations and serves about 350,000 passengers daily, making it one of the most important transportation systems in Bulgaria.