What can you do as a free member?

Member benefits illustration

Create your free account today and unlock all our premium features and tools to enhance your gaming experience.

Member benefits illustration

Create your free account today and save articles to your watchlist and get notified when they're updated with new information.

Member benefits illustration

Create your free account today and save your favorite games for quick access later, synced across all your devices.

Member benefits illustration

By creating a Game8 account and logging in, you'll receive instant notifications when someone replies to your posts.

Comment rating feature illustration

By creating a Game8 account and logging in, you can make use of convenient features in the comments section, such as rating and sorting comments.

Premium archive feature illustration

By creating a Game8 account and logging in, you can access Premium articles that are exclusively available to members.

Site Interface

Guest
Free Member
Article Watchlist
Game Bookmarks
Cross-device Sync
Light/Dark Theme Toggle
User Profiles
Direct Feedback
Comment Rating

Game Tools

Guest
Free Member
Interactive Map Access
Interactive Map Pins
Interactive Map Comments
Interactive Map Pins Cross-Device
Check List
Event Choice Checker
Deck Builder Cross-Device
Message Board Notification
Message Board Cross-Device
Build Planner
Stat Calculator
Diagnostic Tool
Weapon/Armor Wishlist

Want more information?Learn more

Fallout 4 (FO4)

The Castle Location Guide

Add to Watchlist

Fallout 4 - The Castle

The Castle is a Settlement Site map location in Fallout (FO4). Find out The Castle's location, valuable loot, the related quests, as well as how to unlock The Castle as a settlement and how to power it up.

The Castle Location

Eastern Part of Boston

Fallout 4 - The Castle Map

The Castle is located at the eastern shore of Boston. It is located at the east of General Atomics Factory and South Boston Police Department.

You will eventually go to The Castle, during the Minutemen quest, Taking Independence.

All Minutemen Quests, Location, and Rewards

The Castle Valuable Loot

Loot How to Get
Guns and Bullets issue #8 On the radio operator's desk.
Fat Man In the armory which is accessed during or after Old Guns quest.
Mini Nuke In the armory which is accessed during or after Old Guns quest.
The Last Minute Can be purchased from Ronnie Shaw within the Castle.Appears as a weapons vendor after completing the quests Taking Independence and Old Guns.
Bottle message #2 By the water's edge outside the southeast bastion.
Stealth Boy x 2 Behind the large metal door in the armory.

How to Get The Castle Settlement

Complete Taking Independence

Fallout 4 - Defeat the Mirelurks

You can unlock The Castle as a settlement after completing the Minutemen quest, Taking Independence.

Settlement Map and All Settlement Locations

How to Power Up The Castle

Build a Generator

Fallout 4 - Build Large Generator

Build a medium or large generator and connect it to the wirings in The Castle. This should give The Castle enough power.

The Castle Quests

Taking Independence

Fallout 4 - Mirelurk Queen

Taking Independence is a Minutemen quest where the player needs to wipe out Milelurks to claim The Castle back for the Minutemen.

Taking Independence Walkthrough

Old Guns

Fallout 4 - Talk to Ronnie Shaw

Old Guns is a Minutemen quest where Ronnie Shaw and the player navigates the Castle Tunnel and build an artillery piece in the Castle.

Old Guns Walkthrough

Fallout 4 Related Guides

Fallout 4 Map

Full Interactive Map

Settlement Guides
Settlement Sites Bunker Hill
Spectacle Island The Castle
Points of Interest
Walden Pond USS Constitution
Alien Crash Site Diamond City
Fort Hagen Combat Zone
Mass Fusion Building Concord
Glowing Sea Region Locations -

Author

    Please participate in our site
    improvement survey
    12/2025
    Would you assist in
    improving Game8's site?
    ×
    This survey will take about 1 minute.
    Your answers will help us to improve our website.
    We are listening to our users' valuable opinions and discussing how to act on them.
    The information collected through this survey will be used for the purpose of improving our services. In addition, the information will only be disclosed a part of a statistic in a format that will not allow identification of personal information.
    Begin Survey

    All rights reserved

    Guide Index