How much revenue did Cities: Skylines II make?

$29.9M–$80.4M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Cities: Skylines II sell?

Q: How many copies did Cities: Skylines II sell?

2.2M to 3.5M copies, based on its 91k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 2.2M–3.5M; $29.9M–$80.4M after Steam's cut $54.4M–$123.6M before the cut; from 91k reviews (Mixed)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Cities: Skylines II out and predicted the genre from its 8 similar games. Every figure here, including Cities: Skylines II's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 4.3M–11.7M

best case 19.8M (Sid Meier’s Civilization® VI)

The Building genre

All 8 of your similar games are hits. A big, proven genre for a game like yours.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 4.3M–11.7M copies

≈ $60.5M–$149.7M after Steam's cut

from ~184k reviews

Best case

≈ 15.1M–24.5M copies

Sid Meier’s Civilization® VI · ≈ $248.4M–$667.9M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on Building (6 of 8) and Sandbox (5 of 8).
The winners: Winners here lead with Turn-Based Strategy + Historical, priced around $60.
The era: The games you compared span 2015 to 2021, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
RimWorld 2018	Est. copies ≈ 7.4M–12.0M SteamSpy 5M–10M	Est. revenue $71.1M–$191.2M after Steam's cut $129.3M–$294.2M before the cut	$34.99	243k reviews Overwhelmingly Positive	Colony SimBase-Building
Kenshi 2018	Est. copies ≈ 3.5M–5.7M SteamSpy 2M–5M	Est. revenue $28.7M–$77.3M after Steam's cut $52.3M–$118.9M before the cut	$29.99	115k reviews Overwhelmingly Positive	Open WorldSandbox
Dyson Sphere Program 2021	Est. copies ≈ 2.3M–3.7M SteamSpy 2M–5M	Est. revenue $12.4M–$33.4M after Steam's cut $22.6M–$51.4M before the cut	$19.99	91k reviews Overwhelmingly Positive	AutomationSpace
Frostpunk 2018	Est. copies ≈ 4.1M–6.7M SteamSpy 2M–5M	Est. revenue $34.1M–$91.8M after Steam's cut $62.1M–$141.3M before the cut	$29.99	136k reviews Very Positive	City Builder Survival
Cities: Skylines 2015	Est. copies ≈ 13.5M–21.9M 1.6x vs typical SteamSpy 10M–20M	Est. revenue $111.2M–$298.9M after Steam's cut $202.2M–$459.9M before the cut	$29.99	291k reviews Very Positive	City Builder Simulation
Factorio 2020	Est. copies ≈ 6.1M–10.0M SteamSpy 5M–10M	Est. revenue $59.0M–$158.5M after Steam's cut $107.2M–$243.9M before the cut	$35.00	232k reviews Overwhelmingly Positive	AutomationBase-Building
Sid Meier’s Civilization® VI 2016	Est. copies ≈ 15.1M–24.5M 2.0x vs typical SteamSpy 10M–20M	Est. revenue $248.4M–$667.9M after Steam's cut $451.7M–$1027.6M before the cut	$59.99	376k reviews Very Positive	StrategyTurn-Based Strategy
Planet Zoo 2019	Est. copies ≈ 2.8M–4.5M SteamSpy 2M–5M	Est. revenue $34.5M–$92.6M after Steam's cut $62.6M–$142.5M before the cut	$44.99	97k reviews Very Positive	Management Simulation