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 50 Misc. Objectives
Reach Maximum Happiness in a Large Settlement
Collect 20 Vault-Tec Bobbleheads
Collect 10 Vault-Tec Bobbleheads
Kill 5 Giant Creatures
Create 50 Weapon Mods
Reach Level 50
Craft 100 Items
Complete "Nuclear Family"
Decide the Fate of the Commonwealth
Complete "Powering Up"
Complete "Mankind-Redefined"
Complete "Institutionalized"
Complete "The Molecular Level"
Reach Maximum Relationship Level with a Companion
Join the Railroad
Hack 50 Terminals
Build 100 Workshop Items
Complete 10 Side Quests
Read 20 Magazines
Kill 300 People
Complete "Hunter/Hunted"
Reach Level 25
Complete "Old Guns"
Discover 100 Locations
Gather 1000 Resources Used For Crafting
Kill 300 Creatures
Pick 50 Locks
Complete "Taking Independence"
Get a Touchdown
Ally with 3 Settlements
Complete "Dangerous Minds"
Get a Homerun
Placed A Grenade Or Mine While Pickpocketing
Complete "Reunions"
Recruit 5 Separate Companions
Complete "Unlikely Valentine"
Reach Level 10
Join the Brotherhood of Steel
Join the Minutemen
Complete "Sanctuary"
Reach Level 5
Complete "When Freedom Calls"
Enter The Wasteland
Play a Holotape Game
Complete "The Nuclear Option"
Complete "Blind Betrayal"
Complete "Ad Victoriam"
Complete "Underground Undercover"
Complete "Rockets' Red Glare"
Complete "Restoring Order"
Unlock 10 Robot Mods
Build 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
Cook One of the New Far Harbor Recipes
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
Complete the quest "Close to Home"
Complete the quest "The Way Life Should Be"
Complete the quest "Cleansing the Land"
Complete the quest "Where You Belong"
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
Unlock all Vault 88 build areas
Become Overseer
Equip Vault 88 suit and Pip-Boy on a settler
Establish 8 Raider Camps in the Commonwealth
Complete 12 quests for any Nuka-World Raider Gangs
Create 20 different flavors of Nuka-Cola
Collect every issue of Scav! Magazine
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Complete "Power Play"
Complete "Home Sweet Home"
Complete "The Grand Tour"
Complete "Taken for a Ride"
Redeem 100,000 tickets at the Nuka-Cade