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