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