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