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