Medium Wall is an upgrade for Small Wall which increases hit points by 100. It can be upgraded at Granary once Bronze Age is reached and can be further upgraded during Iron Age into Fortification. Like all buildings, its hit points increases, totaling up to 360 and build time is reduced when Architecture is researched.
- Babylonian and Shang Medium Walls have twice as much hit points, totaling up to 720 hit points with Architecture researched and 600 without.
- All civilizations have the ability to construct Medium Walls once all prerequisites are met.