Best City Builder and Colony Sim Games on Steam

The best city builders, colony sims and automation games on Steam, ranked by player reviews with live player counts.

A list by Chronos · 50 games · updated Nov 8, 2026 · Report

Prices: 🇺🇸 United States (chosen by the list’s maker)

1
Satisfactory$39.9915,541 playing97% positivemin. 20 GB
2
RimWorld$34.9932,876 playing97% positivemin. 1 GB
3
Factorio$35.0017,447 playing97% positivemin. 5 GB
4
Oxygen Not Included$24.999,137 playing96% positivemin. 3 GB
5
Dyson Sphere Program$19.993,927 playing97% positivemin. 5 GB
6
Cult of the Lamb$24.991,677 playing95% positivemin. 4 GB
7
Age of Empires II: Definitive Edition$34.9917,598 playing94% positivemin. 15 GB
8
Age of Empires II (Retired)$19.992,517 playing95% positivemin. 2 GB
9
Timberborn$34.993,877 playing96% positivemin. 3 GB
10
Cities: Skylines$29.999,137 playing92% positivemin. 4 GB
11
WorldBox - God Simulator$19.991,875 playing95% positivemin. 300 MB
12
Stacklands$7.99326 playing96% positivemin. 200 MB
13
Dorfromantik$9.09−35%399 playing96% positivemin. 650 MB
14
Stronghold Crusader HD (2012)$9.99686 playing97% positivemin. 850 MB
15
Thronefall$12.99375 playing96% positivemin. 1 GB
16
Frostpunk$2.99−90%3,977 playing92% positivemin. 8 GB
17
Mindustry$9.991,019 playing95% positivemin. 200 MB
18
Against the Storm$29.991,331 playing94% positivemin. 5 GB
19
My Singing MonstersFree1,205 playing93% positivemin. 2 GB
20
shapez$9.99351 playing96% positivemin. 300 MB
21
shapez 2 - Factory$23.99−40%757 playing96% positivemin. 2 GB
22
Rusty's Retirement$6.99221 playing96% positivemin. 256 MB
23
Townscaper$5.9933 playing95% positive
24
Dwarf Fortress$29.99473 playing94% positivemin. 500 MB
25
SPORE™$19.99476 playing92% positivemin. 4 GB
26
Kingdoms and Castles$6.79−66%875 playing93% positivemin. 1 GB
27
Town to City$22.49−25%276 playing97% positivemin. 3 GB
28
Opus Magnum$9.99−50%157 playing97% positivemin. 600 MB
29
Empires of the Undergrowth$29.991,052 playing94% positivemin. 5 GB
30
Sandustry$19.99965 playing97% positivemin. 1 GB
31
ISLANDERS$4.9921 playing94% positivemin. 200 MB
32
Planet Zoo$44.992,264 playing90% positivemin. 16 GB
33
Two Point Museum$29.991,522 playing95% positivemin. 8 GB
34
The Farmer Was Replaced$6.99−30%1,729 playing95% positivemin. 1 GB
35
Stronghold HD (2012)$5.99135 playing95% positivemin. 2.5 GB
36
Stormworks: Build and Rescue$24.991,017 playing90% positivemin. 2 GB
37
Songs of Syx$24.99743 playing94% positivemin. 300 MB
38
MineMogul$14.99146 playing96% positivemin. 2 GB
39
Jurassic World Evolution 3$59.99822 playing93% positivemin. 25 GB
40
Jurassic World Evolution 2$59.99503 playing90% positivemin. 14 GB
41
Turing Complete$19.99169 playing95% positivemin. 512 MB
42
Prison Architect$29.99733 playing89% positivemin. 400 MB
43
Workers & Resources: Soviet Republic$39.993,073 playing91% positivemin. 9 GB
44
Banished$19.99480 playing90% positivemin. 250 MB
45
BitburnerFree463 playing94% positivemin. 500 MB
46
Yog-Sothoth’s Yard$10.99231 playing93% positivemin. 3 GB
47
Kingdom Two Crowns$19.992,451 playing90% positivemin. 4 GB
48
Ostriv$24.99143 playing94% positivemin. 600 MB
49
Age of Empires® III (2007)—291 playing90% positivemin. 12 GB
50
SimplePlanes$12.9939 playing93% positive