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