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