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