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"
Decide the Fate of the Commonwealth
Complete "The Nuclear Option"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Collect 20 Vault-Tec Bobbleheads
Complete "Mankind-Redefined"
Complete 50 Misc. Objectives
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Hack 50 Terminals
Reach Level 50
Kill 5 Giant Creatures
Craft 100 Items
Create 50 Weapon Mods
Collect 10 Vault-Tec Bobbleheads
Kill 300 People
Reach Maximum Happiness in a Large Settlement
Pick 50 Locks
Build 100 Workshop Items
Complete "Old Guns"
Reach Level 25
Discover 100 Locations
Kill 300 Creatures
Join the Brotherhood of Steel
Ally with 3 Settlements
Complete "Taking Independence"
Reach Maximum Relationship Level with a Companion
Read 20 Magazines
Complete 10 Side Quests
Join the Railroad
Placed A Grenade Or Mine While Pickpocketing
Gather 1000 Resources Used For Crafting
Complete "Dangerous Minds"
Complete "Reunions"
Complete "Unlikely Valentine"
Recruit 5 Separate Companions
Get a Homerun
Reach Level 10
Complete "Sanctuary"
Get a Touchdown
Join the Minutemen
Reach Level 5
Complete "When Freedom Calls"
Enter The Wasteland
Play a Holotape Game
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Build 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
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
Discover 20 Far Harbor Locations
Complete the quest "Where You Belong"
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
Establish 8 Raider Camps in the Commonwealth
Complete "Power Play"
Complete "Home Sweet Home"
Create 20 different flavors of Nuka-Cola
Redeem 100,000 tickets at the Nuka-Cade
Collect every issue of Scav! Magazine
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Complete "The Grand Tour"
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Taken for a Ride"