Full list of all 84 Fallout 4 achievements worth 1,600 gamerscore. It takes around 80-100 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 6 DLC packs containing 34 achievements worth 600 Gamerscore.
Complete "Nuclear Family"
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Powering Up"
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Hack 50 Terminals
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "Mankind-Redefined"
Create 50 Weapon Mods
Complete "Institutionalized"
Complete "The Molecular Level"
Kill 5 Giant Creatures
Complete "Hunter/Hunted"
Complete "Dangerous Minds"
Collect 20 Vault-Tec Bobbleheads
Reach Level 50
Complete 50 Misc. Objectives
Collect 10 Vault-Tec Bobbleheads
Craft 100 Items
Get a Homerun
Complete "Reunions"
Complete "Unlikely Valentine"
Placed A Grenade Or Mine While Pickpocketing
Read 20 Magazines
Pick 50 Locks
Reach Maximum Happiness in a Large Settlement
Build 100 Workshop Items
Kill 300 People
Reach Level 25
Complete "Old Guns"
Join the Railroad
Complete 10 Side Quests
Reach Maximum Relationship Level with a Companion
Discover 100 Locations
Recruit 5 Separate Companions
Kill 300 Creatures
Gather 1000 Resources Used For Crafting
Complete "Taking Independence"
Ally with 3 Settlements
Reach Level 10
Join the Brotherhood of Steel
Join the Minutemen
Complete "Sanctuary"
Get a Touchdown
Reach Level 5
Play a Holotape Game
Complete "When Freedom Calls"
Enter The Wasteland
Build 10 Robot Mods
Complete "Restoring Order"
Unlock 10 Robot Mods
Complete "Headhunting"
Complete "Mechanical Menace"
Have 5 Tamed Creatures in a Settlement
Build One of Every Cage Type
Start a Spectated Arena Fight in a Settlement
Defeat 30 Far Harbor Sea Creatures
Complete the quest "Close to Home"
Complete the quest "Cleansing the Land"
Complete the quest "The Way Life Should Be"
Discover 20 Far Harbor Locations
Complete the quest "Where You Belong"
Collect all issues of "The Islander's Almanac" magazine
Unlock 3 Far Harbor Workshop Locations
Cook One of the New Far Harbor Recipes
Complete the quest "Far From Home"
Display a weapon on a weapon rack, armor on an armor rack, and power armor in a power armor display.
Assign a settler to a pillory
Produce 100 objects from your builders
Become Overseer
Equip Vault 88 suit and Pip-Boy on a settler
Unlock all Vault 88 build areas
Redeem 100,000 tickets at the Nuka-Cade
Collect every issue of Scav! Magazine
Complete 12 quests for any Nuka-World Raider Gangs
Create 20 different flavors of Nuka-Cola
Complete "Power Play"
Establish 8 Raider Camps in the Commonwealth
Complete "Home Sweet Home"
Complete "The Grand Tour"
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Complete "Taken for a Ride"