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