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.
Kill 5 Giant Creatures
Collect 20 Vault-Tec Bobbleheads
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Nuclear Family"
Complete "Powering Up"
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Placed A Grenade Or Mine While Pickpocketing
Complete "Mankind-Redefined"
Reach Maximum Happiness in a Large Settlement
Collect 10 Vault-Tec Bobbleheads
Complete 50 Misc. Objectives
Reach Level 50
Hack 50 Terminals
Get a Homerun
Complete "Institutionalized"
Complete "The Molecular Level"
Join the Railroad
Complete 10 Side Quests
Complete "Hunter/Hunted"
Reach Maximum Relationship Level with a Companion
Read 20 Magazines
Kill 300 People
Recruit 5 Separate Companions
Complete "Dangerous Minds"
Reach Level 25
Kill 300 Creatures
Get a Touchdown
Complete "Old Guns"
Build 100 Workshop Items
Pick 50 Locks
Discover 100 Locations
Complete "Taking Independence"
Craft 100 Items
Ally with 3 Settlements
Create 50 Weapon Mods
Join the Brotherhood of Steel
Complete "Reunions"
Gather 1000 Resources Used For Crafting
Complete "Unlikely Valentine"
Reach Level 10
Join the Minutemen
Complete "Sanctuary"
Reach Level 5
Complete "When Freedom Calls"
Play a Holotape Game
Enter The Wasteland
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Build 10 Robot Mods
Complete "Mechanical Menace"
Start a Spectated Arena Fight in a Settlement
Build One of Every Cage Type
Have 5 Tamed Creatures in a Settlement
Defeat 30 Far Harbor Sea Creatures
Collect all issues of "The Islander's Almanac" magazine
Cook One of the New Far Harbor Recipes
Complete the quest "Close to Home"
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
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
Become Overseer
Equip Vault 88 suit and Pip-Boy on a settler
Unlock all Vault 88 build areas
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 "Taken for a Ride"
Complete "The Grand Tour"
Complete "Home Sweet Home"
Complete "Power Play"