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
Craft 100 Items
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "The Nuclear Option"
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Nuclear Family"
Decide the Fate of the Commonwealth
Complete "Powering Up"
Complete "Mankind-Redefined"
Complete 50 Misc. Objectives
Complete "Institutionalized"
Complete "The Molecular Level"
Reach Level 50
Join the Railroad
Join the Brotherhood of Steel
Placed A Grenade Or Mine While Pickpocketing
Kill 5 Giant Creatures
Recruit 5 Separate Companions
Complete "Hunter/Hunted"
Complete "Old Guns"
Hack 50 Terminals
Collect 10 Vault-Tec Bobbleheads
Kill 300 People
Complete "Taking Independence"
Create 50 Weapon Mods
Reach Level 25
Reach Maximum Relationship Level with a Companion
Kill 300 Creatures
Complete "Dangerous Minds"
Discover 100 Locations
Complete 10 Side Quests
Complete "Reunions"
Build 100 Workshop Items
Read 20 Magazines
Pick 50 Locks
Get a Touchdown
Complete "Unlikely Valentine"
Get a Homerun
Ally with 3 Settlements
Reach Level 10
Gather 1000 Resources Used For Crafting
Join the Minutemen
Complete "Sanctuary"
Reach Level 5
Complete "When Freedom Calls"
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"
Complete the quest "Cleansing the Land"
Defeat 30 Far Harbor Sea Creatures
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"
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
Assign a settler to a pillory
Produce 100 objects from your builders
Establish 8 Raider Camps in the Commonwealth
Complete "Power Play"
Complete "Home Sweet Home"
Complete "The Grand Tour"
Complete 12 quests for any Nuka-World Raider Gangs
Redeem 100,000 tickets at the Nuka-Cade
Create 20 different flavors of Nuka-Cola
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"