This page lists all factions in Fallout 4.
  • The content is not described in full detail on this page. For details, please see the respective articles.
  • For factions in other Fallout games, please see "Faction."
  • For an overview of Fallout 4 content, please refer to "Portal:Fallout 4."

Major factionsEdit

FO4 main faction logo combined

The following are the four major factions that the Sole Survivor can become part of in Fallout 4. During the course of the game, there will be an option to side with one or more of them or to act independently.

Faction Locations IDs
Brotherhood of Steel Cambridge Police Station, The Prydwen, Boston Airport 0005de41
The Railroad The Commonwealth, Old North Church, Ticonderoga 000994f6
The Institute The Institute (location) 0005e558
Commonwealth Minutemen Concord (temporarily), Sanctuary Hills, The Castle 00068043

Minor factionsEdit

The following are minor factions that can either be neutral, friendly or hostile towards the player character and each other.

Faction Locations IDs Addons
Acadia Acadia xx?????? Far Harbor
Alien faction 001f6113, 0023b858
AJ's faction Goodneighbor 00128cef
Atom Cats Atom Cats garage 00048641
Virgil's faction 000addf7
Bullet's Gunner faction Quincy 00106ca3
Children of Atom Crater of Atom, The Commonwealth, Far Harbor 00134270 (Crater of Atom),
xx02fb84 (hostile faction)
Far Harbor
Covenant Covenant 000f0c6a
Cabot family faction
Diamond City security Diamond City 00002f65
Disciples Fizztop Mountain xx00f438 Nuka-World
Eddie Winter's Old crime faction Andrew station 0014bf23, 0022bc1e, 0022bc1f
Forged Saugus Ironworks 0013101d
Gunners The Commonwealth 00058303
Hubologists Hubologist's camp xx?????? Nuka-World
Ironsides' robotic crew USS Constitution 0008c9db
Merchant business The Commonwealth 001338e7
Nahant robot faction Nahant 0007ee3f
Neighborhood Watch Goodneighbor 000e1acc
Operators The Parlor xx00f439 Nuka-World
The Pack Bradberton Amphitheater xx00f43a Nuka-World
Pillars of the Community Charles View Amphitheater 000bbf88
Raiders The Commonwealth 0001cbed
Recon bunker Theta Brotherhood faction Recon bunker Theta 000b3d7d
Rust Devils Fort Hagen satellite array xx004385 Automatron
Scientists faction 0022d9ee, 0022d9ef, 0024800b, 0024800b
Synths faction 00249966, 00249967
Triggermen Goodneighbor, Vault 114, Park Street station 00083ad0
Vault 81 guard faction Vault 81 0004f4a4
Zao's faction Yangtze-31 0018e8c0

Creature factionsEdit

These are the factions for different types of creatures, most are hostile to everyone.

Faction IDs
Bug faction 000267bf, 00028670
Creature faction 00022b31
Ghoul faction 00028fd6, 000361d2
Yao guai faction 000b3db2
Radroach faction 000edce1
Bloodbug faction 000edce2
Bloatfly faction 000edce3
Stingwing faction 000edce4
Eyebot faction 000edce5
Deathclaw faction 0001e722
Super mutant faction 00058305

Technical factionsEdit

These are factions which are used in the game for technical purposes and to enable complex functionality during quests encounters.

Faction IDs
Player faction 0001c21c
Non-hostile faction 0001d289
Faction for Captives - Friends with everyone 0003e0c8
Ownership faction for Min03 0005238b
Actors in this faction are temporarily unavailable 0007d565
Raider faction to allow player to get closer to scenes 000f17c1, 000f5c3a
Holdup Faction 000f8f07, 000f8f08
Combat Zone Crime faction 0010699f
Missionaries (guards) faction 00123a16
Enemy of REPrisionerFreedCombatPrsionerFaction 00148903
Enemy of captor combat faction 00148904
Danse BoS Enemies faction 001b513d
MS07c Raider faction 002141a9, 002170e6
MS07c Nick faction 002141aa
Outside of the Institute Crime faction 0024903b
Danse doesn't consider people in this faction murder 0024903b
CIS_CompanionInSceneFaction 00249d44
Prevent Companion Faction 00075d56
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