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