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