Full list of all 84 Fallout 4 achievements. It takes around 80-100 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 6 DLC packs containing 34 achievements.
Reach Maximum Happiness in a Large Settlement
Collect 20 Vault-Tec Bobbleheads
Complete "Rockets' Red Glare"
Complete "Nuclear Family"
Complete "Underground Undercover"
Complete "Powering Up"
Complete "Mankind-Redefined"
Decide the Fate of the Commonwealth
Complete "The Nuclear Option"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Join the Railroad
Reach Level 50
Kill 5 Giant Creatures
Complete 50 Misc. Objectives
Craft 100 Items
Complete "Dangerous Minds"
Create 50 Weapon Mods
Hack 50 Terminals
Placed A Grenade Or Mine While Pickpocketing
Collect 10 Vault-Tec Bobbleheads
Get a Homerun
Complete "Reunions"
Reach Maximum Relationship Level with a Companion
Complete 10 Side Quests
Kill 300 People
Recruit 5 Separate Companions
Reach Level 25
Complete "Old Guns"
Read 20 Magazines
Kill 300 Creatures
Discover 100 Locations
Join the Brotherhood of Steel
Complete "Unlikely Valentine"
Pick 50 Locks
Complete "Taking Independence"
Build 100 Workshop Items
Ally with 3 Settlements
Join the Minutemen
Reach Level 10
Gather 1000 Resources Used For Crafting
Complete "Sanctuary"
Get a Touchdown
Complete "When Freedom Calls"
Reach Level 5
Enter The Wasteland
Play a Holotape Game
Complete "Mechanical Menace"
Complete "Headhunting"
Complete "Restoring Order"
Unlock 10 Robot Mods
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"
Complete the quest "Cleansing the Land"
Unlock 3 Far Harbor Workshop Locations
Defeat 30 Far Harbor Sea Creatures
Complete the quest "The Way Life Should Be"
Cook One of the New Far Harbor Recipes
Discover 20 Far Harbor Locations
Complete the quest "Where You Belong"
Complete the quest "Far From Home"
Collect all issues of "The Islander's Almanac" magazine
Become Overseer
Unlock all build areas of Vault 88
Equip Vault 88 suit and Pip-boy on a settler
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
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"