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