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 "Nuclear Family"
Decide the Fate of the Commonwealth
Complete "Powering Up"
Collect 20 Vault-Tec Bobbleheads
Complete "Mankind-Redefined"
Complete 50 Misc. Objectives
Complete "Institutionalized"
Complete "The Molecular Level"
Create 50 Weapon Mods
Reach Level 50
Complete "Hunter/Hunted"
Get a Homerun
Collect 10 Vault-Tec Bobbleheads
Kill 5 Giant Creatures
Hack 50 Terminals
Craft 100 Items
Join the Railroad
Complete "Old Guns"
Kill 300 People
Build 100 Workshop Items
Complete 10 Side Quests
Complete "Dangerous Minds"
Read 20 Magazines
Reach Level 25
Complete "Taking Independence"
Kill 300 Creatures
Gather 1000 Resources Used For Crafting
Reach Maximum Relationship Level with a Companion
Discover 100 Locations
Complete "Reunions"
Pick 50 Locks
Join the Brotherhood of Steel
Ally with 3 Settlements
Get a Touchdown
Recruit 5 Separate Companions
Complete "Sanctuary"
Join the Minutemen
Reach Level 10
Complete "Unlikely Valentine"
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"
Reach Maximum Happiness in a Large Settlement
Placed A Grenade Or Mine While Pickpocketing
Build 10 Robot Mods
Complete "Restoring Order"
Complete "Headhunting"
Unlock 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"
Defeat 30 Far Harbor Sea Creatures
Complete the quest "Cleansing the Land"
Complete the quest "The Way Life Should Be"
Unlock 3 Far Harbor Workshop Locations
Discover 20 Far Harbor Locations
Collect all issues of "The Islander's Almanac" magazine
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
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
Become Overseer
Unlock all Vault 88 build areas
Equip Vault 88 suit and Pip-Boy on a settler
Complete "Taken for a Ride"
Complete 12 quests for any Nuka-World Raider Gangs
Collect every issue of Scav! Magazine
Create 20 different flavors of Nuka-Cola
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
Complete "The Grand Tour"
Complete "Home Sweet Home"
Complete "Power Play"