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