Games like Knights and Merchants
Games like Knights and Merchants include Age of Empires II (Retired), Banished, Anno 1800, Manor Lords, and Farthest Frontier. We matched them by the tags players give Knights and Merchants on Steam (Strategy, Colony Sim, Medieval, City Builder, and RTS): closest matches first, and among equally close ones the better-known games.

Age of Empires II (Retired)
Shared: Strategy · Medieval · RTS

Banished
Shared: Colony Sim · Strategy · City Builder

Anno 1800
Shared: Strategy · City Builder · Simulation

Manor Lords
Shared: Strategy · City Builder · Simulation

Farthest Frontier
Shared: Strategy · City Builder · Medieval

Dawn of Man
Shared: Colony Sim · Strategy · City Builder

Stronghold Crusader 2
Shared: Strategy · Medieval · City Builder

Age of Empires: Definitive Edition
Shared: Strategy · RTS · City Builder

Frostpunk
Shared: Strategy · City Builder · Colony Sim

Rise of Nations: Extended Edition
Shared: Strategy · RTS · Classic

Foundation
Shared: Strategy · City Builder · Medieval

Kingdoms and Castles
Shared: Colony Sim · City Builder · Strategy

Crusader Kings III
Shared: Strategy · Medieval · Simulation

Kingdoms Reborn
Shared: Colony Sim · City Builder · Strategy

Stronghold 3 Gold
Shared: Strategy · Medieval · City Builder

Sid Meier’s Civilization® VI
Shared: Strategy · City Builder · Historical

Workers & Resources: Soviet Republic
Shared: Strategy · City Builder · Simulation

Prison Architect
Shared: Colony Sim · Strategy · Simulation

Against the Storm
Shared: Strategy · City Builder · Simulation

Cities: Skylines
Shared: City Builder · Strategy · Simulation

Age of Mythology: Extended Edition
Shared: Strategy · RTS · Classic

Anno 2070™
Shared: Strategy · City Builder · Simulation

Ostriv
Shared: Strategy · City Builder · Colony Sim

The Guild II Renaissance
Shared: Strategy · Colony Sim · Simulation