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