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