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.
Complete "The Nuclear Option"
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Nuclear Family"
Decide the Fate of the Commonwealth
Complete "Powering Up"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "Mankind-Redefined"
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Complete "Dangerous Minds"
Complete "Reunions"
Placed A Grenade Or Mine While Pickpocketing
Collect 20 Vault-Tec Bobbleheads
Complete 50 Misc. Objectives
Get a Homerun
Complete "Unlikely Valentine"
Join the Brotherhood of Steel
Reach Maximum Happiness in a Large Settlement
Kill 5 Giant Creatures
Join the Railroad
Reach Level 50
Collect 10 Vault-Tec Bobbleheads
Hack 50 Terminals
Complete 10 Side Quests
Complete "Old Guns"
Complete "Taking Independence"
Recruit 5 Separate Companions
Kill 300 People
Ally with 3 Settlements
Kill 300 Creatures
Discover 100 Locations
Reach Level 25
Get a Touchdown
Read 20 Magazines
Craft 100 Items
Pick 50 Locks
Create 50 Weapon Mods
Reach Level 10
Build 100 Workshop Items
Reach Maximum Relationship Level with a Companion
Join the Minutemen
Complete "Sanctuary"
Reach Level 5
Complete "When Freedom Calls"
Gather 1000 Resources Used For Crafting
Enter The Wasteland
Play a Holotape Game
Build 10 Robot Mods
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Complete "Mechanical Menace"
Start a Spectated Arena Fight in a Settlement
Have 5 Tamed Creatures in a Settlement
Build One of Every Cage Type
Complete the quest "Close to Home"
Complete the quest "Cleansing the Land"
Complete the quest "The Way Life Should Be"
Collect all issues of "The Islander's Almanac" magazine
Defeat 30 Far Harbor Sea Creatures
Unlock 3 Far Harbor Workshop Locations
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"
Unlock all build areas of Vault 88
Become Overseer
Equip Vault 88 suit and Pip-boy on a settler
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
Produce 100 objects from your builders
Establish 8 Raider Camps in the Commonwealth
Complete "Power Play"
Complete "Home Sweet Home"
Complete 12 quests for any Nuka-World Raider Gangs
Create 20 different flavors of Nuka-Cola
Redeem 100,000 tickets at the Nuka-Cade
Complete "The Grand Tour"
Collect every issue of Scav! Magazine
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Complete "Taken for a Ride"