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