Line 3 (Nanjing Metro)

Line 3 is a north–south line on the Nanjing Metro. The line opened on April 1, 2015, running from to. Currently, the line contains 31 stations spanning a total of. Between and, it runs parallel to Line 1.
Phase 3 of Line 3 started construction in 2021. The extension is 3.3 km with 2 new stations. It opened in December 19, 2025.

Future Development

Phase 4 of Line 3 is still planning, according to a Jiangbei New District plan map, line 3 will have a northern extension, through Nanjing North railway station to Hupoquan.