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