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.
Collect 20 Vault-Tec Bobbleheads
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Reach Maximum Happiness in a Large Settlement
Complete "The Nuclear Option"
Complete "Ad Victoriam"
Kill 5 Giant Creatures
Complete "Blind Betrayal"
Decide the Fate of the Commonwealth
Complete "Nuclear Family"
Complete "Powering Up"
Complete "Mankind-Redefined"
Complete 50 Misc. Objectives
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Complete "Dangerous Minds"
Complete "Reunions"
Collect 10 Vault-Tec Bobbleheads
Get a Homerun
Reach Level 50
Join the Railroad
Complete "Unlikely Valentine"
Complete "Old Guns"
Hack 50 Terminals
Placed A Grenade Or Mine While Pickpocketing
Kill 300 People
Create 50 Weapon Mods
Discover 100 Locations
Complete "Taking Independence"
Reach Level 25
Ally with 3 Settlements
Recruit 5 Separate Companions
Kill 300 Creatures
Read 20 Magazines
Build 100 Workshop Items
Complete 10 Side Quests
Craft 100 Items
Pick 50 Locks
Join the Brotherhood of Steel
Reach Maximum Relationship Level with a Companion
Join the Minutemen
Reach Level 10
Get a Touchdown
Gather 1000 Resources Used For Crafting
Complete "Sanctuary"
Reach Level 5
Complete "When Freedom Calls"
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
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"
Collect all issues of "The Islander's Almanac" magazine
Defeat 30 Far Harbor Sea Creatures
Unlock 3 Far Harbor Workshop Locations
Cook One of the New Far Harbor Recipes
Discover 20 Far Harbor Locations
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
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
Establish 8 Raider Camps in the Commonwealth
Complete 12 quests for any Nuka-World Raider Gangs
Create 20 different flavors of Nuka-Cola
Collect every issue of Scav! Magazine
Complete "Power Play"
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"