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.
Collect 20 Vault-Tec Bobbleheads
Complete "Rockets' Red Glare"
Complete "Nuclear Family"
Complete "Underground Undercover"
Complete "Powering Up"
Get a Homerun
Placed A Grenade Or Mine While Pickpocketing
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Complete "Ad Victoriam"
Complete "Mankind-Redefined"
Complete "Blind Betrayal"
Reach Maximum Happiness in a Large Settlement
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Collect 10 Vault-Tec Bobbleheads
Hack 50 Terminals
Complete 50 Misc. Objectives
Reach Level 50
Craft 100 Items
Kill 5 Giant Creatures
Create 50 Weapon Mods
Complete "Dangerous Minds"
Complete "Reunions"
Complete 10 Side Quests
Recruit 5 Separate Companions
Join the Railroad
Complete "Old Guns"
Kill 300 People
Complete "Taking Independence"
Reach Level 25
Discover 100 Locations
Reach Maximum Relationship Level with a Companion
Kill 300 Creatures
Join the Brotherhood of Steel
Ally with 3 Settlements
Read 20 Magazines
Pick 50 Locks
Complete "Unlikely Valentine"
Get a Touchdown
Build 100 Workshop Items
Play a Holotape Game
Reach Level 10
Join the Minutemen
Complete "Sanctuary"
Reach Level 5
Gather 1000 Resources Used For Crafting
Complete "When Freedom Calls"
Enter The Wasteland
Complete "Restoring Order"
Complete "Headhunting"
Build 10 Robot Mods
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"
Complete the quest "Where You Belong"
Collect all issues of "The Islander's Almanac" magazine
Discover 20 Far Harbor Locations
Unlock 3 Far Harbor Workshop Locations
Cook One of the New Far Harbor Recipes
Complete the quest "Far From Home"
Equip Vault 88 suit and Pip-boy on a settler
Become Overseer
Unlock all build areas of Vault 88
Produce 100 objects from your builders
Assign a settler to a pillory
Display a weapon on a weapon rack, armor on an armor rack, and power armor in a power armor display
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
Complete "Power Play"
Establish 8 Raider Camps in the Commonwealth
Complete "Home Sweet Home"
Complete "The Grand Tour"
Redeem 100,000 tickets at the Nuka-Cade
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Taken for a Ride"