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