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