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 "The Nuclear Option"
Craft 100 Items
Placed A Grenade Or Mine While Pickpocketing
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Nuclear Family"
Decide the Fate of the Commonwealth
Hack 50 Terminals
Complete "Powering Up"
Collect 20 Vault-Tec Bobbleheads
Complete 50 Misc. Objectives
Complete "Mankind-Redefined"
Collect 10 Vault-Tec Bobbleheads
Kill 5 Giant Creatures
Reach Level 50
Reach Maximum Relationship Level with a Companion
Complete "Institutionalized"
Complete "The Molecular Level"
Join the Railroad
Complete "Hunter/Hunted"
Create 50 Weapon Mods
Complete "Old Guns"
Complete "Taking Independence"
Complete 10 Side Quests
Kill 300 People
Read 20 Magazines
Complete "Dangerous Minds"
Complete "Reunions"
Pick 50 Locks
Reach Level 25
Discover 100 Locations
Kill 300 Creatures
Get a Touchdown
Recruit 5 Separate Companions
Complete "Unlikely Valentine"
Ally with 3 Settlements
Get a Homerun
Join the Brotherhood of Steel
Join the Minutemen
Reach Level 10
Build 100 Workshop Items
Gather 1000 Resources Used For Crafting
Complete "Sanctuary"
Complete "When Freedom Calls"
Reach Level 5
Enter The Wasteland
Play a Holotape Game
Complete "Blind Betrayal"
Complete "Ad Victoriam"
Reach Maximum Happiness in a Large Settlement
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
Cook One of the New Far Harbor Recipes
Unlock 3 Far Harbor Workshop Locations
Defeat 30 Far Harbor Sea Creatures
Discover 20 Far Harbor Locations
Complete the quest "The Way Life Should Be"
Complete the quest "Where You Belong"
Complete the quest "Far From Home"
Complete the quest "Cleansing the Land"
Complete the quest "Close to Home"
Collect all issues of "The Islander's Almanac" magazine
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
Create 20 different flavors of Nuka-Cola
Complete "Power Play"
Complete "Home Sweet Home"
Collect every issue of Scav! Magazine
Complete "The Grand Tour"
Complete "Taken for a Ride"
Complete 12 quests for any Nuka-World Raider Gangs
Establish 8 Raider Camps in the Commonwealth
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Redeem 100,000 tickets at the Nuka-Cade