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 50 Misc. Objectives
Hack 50 Terminals
Collect 20 Vault-Tec Bobbleheads
Collect 10 Vault-Tec Bobbleheads
Complete "Nuclear Family"
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Powering Up"
Create 50 Weapon Mods
Placed A Grenade Or Mine While Pickpocketing
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "Mankind-Redefined"
Kill 5 Giant Creatures
Reach Maximum Happiness in a Large Settlement
Complete "Institutionalized"
Complete "The Molecular Level"
Join the Railroad
Complete "Hunter/Hunted"
Recruit 5 Separate Companions
Play a Holotape Game
Get a Homerun
Complete "Dangerous Minds"
Complete "Reunions"
Reach Maximum Relationship Level with a Companion
Reach Level 50
Complete "Unlikely Valentine"
Kill 300 People
Complete "Old Guns"
Read 20 Magazines
Complete "Taking Independence"
Complete 10 Side Quests
Build 100 Workshop Items
Discover 100 Locations
Reach Level 25
Kill 300 Creatures
Craft 100 Items
Pick 50 Locks
Gather 1000 Resources Used For Crafting
Join the Brotherhood of Steel
Complete "Sanctuary"
Reach Level 10
Ally with 3 Settlements
Get a Touchdown
Join the Minutemen
Reach Level 5
Complete "When Freedom Calls"
Enter The Wasteland
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Build 10 Robot Mods
Complete "Mechanical Menace"
Build One of Every Cage Type
Have 5 Tamed Creatures in a Settlement
Start a Spectated Arena Fight in a Settlement
Defeat 30 Far Harbor Sea Creatures
Complete the quest "Cleansing the Land"
Complete the quest "Close to Home"
Complete the quest "The Way Life Should Be"
Unlock 3 Far Harbor Workshop Locations
Collect all issues of "The Islander's Almanac" magazine
Discover 20 Far Harbor Locations
Cook One of the New Far Harbor Recipes
Complete the quest "Where You Belong"
Complete the quest "Far From Home"
Equip Vault 88 suit and Pip-boy on a settler
Unlock all build areas of Vault 88
Become Overseer
Produce 100 objects from your builders
Assign a settler to a pillory
Display a weapon on a weapon rack, armor on an armor rack, and power armor in a power armor display
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Collect every issue of Scav! Magazine
Create 20 different flavors of Nuka-Cola
Complete "Power Play"
Establish 8 Raider Camps in the Commonwealth
Complete "Home Sweet Home"
Redeem 100,000 tickets at the Nuka-Cade
Complete "The Grand Tour"
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Taken for a Ride"