The Castle Doctrine
Developed by Jason Rohrer · Published by Jason Rohrer
At a glance
Overview
An indie, massively multiplayer, strategy game by Jason Rohrer, published by Jason Rohrer — multi-player, mmo, cross-platform multiplayer.
Steam’s own one-line description: “The Castle Doctrine is a massively-multiplayer game of burglary and home defense. It's 1991, and things are bad. You're a guy with a house and family. Other players are coming to take what's yours. Build security to stop them. Study their houses, buy tools, and break in to take what's theirs.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for The Castle Doctrine.
| Feature | Supported |
|---|---|
| Single-player | No |
| Multiplayer | Yes |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | Yes |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | No |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS: XP or later
- Processor: 900 MHz
- Memory: 40 MB RAM
- Graphics: Onboard Graphics
- Network: Broadband Internet connection
- Storage: 10 MB available space
- Sound Card: Standard Audio
Supported languages (1)
The Castle Doctrine FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is The Castle Doctrine?
Steam classifies The Castle Doctrine as a Indie, Massively Multiplayer, Strategy game, developed by Jason Rohrer. The Castle Doctrine is a massively-multiplayer game of burglary and home defense. It's 1991, and things are bad. You're a guy with a house and family. Other players are coming to take what's yours. Build security to stop them. Study their houses, buy tools, and break in to take what's theirs.
How much does The Castle Doctrine cost?
As of June 2026, Steam lists The Castle Doctrine at $1.99. Prices and regional pricing change — check the Steam page for the current figure.
Is The Castle Doctrine single-player or multiplayer?
Steam lists these modes for The Castle Doctrine: Multi-player, MMO, Cross-Platform Multiplayer.
Is The Castle Doctrine on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists The Castle Doctrine for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Does The Castle Doctrine support cross-platform play?
Steam tags The Castle Doctrine with Cross-Platform Multiplayer.
Is The Castle Doctrine out yet?
Yes — Steam lists a release date of Jan 29, 2014.
What platforms is The Castle Doctrine on?
The Castle Doctrine is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is The Castle Doctrine single-player or multiplayer?
Steam lists these modes: Multi-player, MMO, Cross-Platform Multiplayer.
How much does The Castle Doctrine cost?
Steam lists it at $1.99.
What is The Castle Doctrine's Metacritic score?
The Castle Doctrine has a Metacritic score of 58/100, per the Steam store listing.
Who made The Castle Doctrine?
The Castle Doctrine is developed by Jason Rohrer and published by Jason Rohrer.
Where to get The Castle Doctrine
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Jason Rohrer.