Games like Timberland
Games like Timberland include Stonehearth, Timberborn, Settlement Survival, Kingdoms and Castles, and Banished. We matched them by the tags players give Timberland on Steam (Voxel, City Builder, Colony Sim, Building, and Exploration): closest matches first, and among equally close ones the better-known games.

Stonehearth
Shared: City Builder · Colony Sim · Building

Timberborn
Shared: City Builder · Voxel · Colony Sim

Settlement Survival
Shared: City Builder · Colony Sim · Building

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

Banished
Shared: City Builder · Colony Sim · Strategy

Farthest Frontier
Shared: City Builder · Building · Strategy

Prison Architect
Shared: Building · Colony Sim · Simulation

Manor Lords
Shared: City Builder · Strategy · Simulation

Dwarf Fortress
Shared: Colony Sim · City Builder · Strategy

Cities: Skylines
Shared: City Builder · Building · Simulation

Ostriv
Shared: City Builder · Colony Sim · Strategy

Frostpunk
Shared: City Builder · Colony Sim · Strategy

Against the Storm
Shared: City Builder · Strategy · Building

Town to City
Shared: City Builder · Voxel · Building

Two Point Museum
Shared: Building · City Builder · Simulation

IXION
Shared: City Builder · Colony Sim · Strategy

Foundation
Shared: City Builder · Simulation · Strategy

Life is Feudal: Forest Village
Shared: City Builder · Colony Sim · Strategy

Going Medieval
Shared: Colony Sim · Voxel · Strategy

Empires of the Undergrowth
Shared: City Builder · Strategy · Colony Sim

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

Ratopia
Shared: Colony Sim · Building · City Builder

Stronghold Crusader: Definitive Edition
Shared: City Builder · Strategy · Colony Sim

Songs of Syx
Shared: City Builder · Colony Sim · Strategy