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