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 7 DLC packs containing 34 achievements.
Kill 5 Giant Creatures
Hack 50 Terminals
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Create 50 Weapon Mods
Complete "The Nuclear Option"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete 50 Misc. Objectives
Placed A Grenade Or Mine While Pickpocketing
Reach Level 50
Craft 100 Items
Get a Homerun
Reach Maximum Happiness in a Large Settlement
Ally with 3 Settlements
Collect 10 Vault-Tec Bobbleheads
Complete "Nuclear Family"
Decide the Fate of the Commonwealth
Complete "Powering Up"
Read 20 Magazines
Complete "Old Guns"
Complete "Taking Independence"
Kill 300 Creatures
Reach Maximum Relationship Level with a Companion
Kill 300 People
Pick 50 Locks
Complete "Mankind-Redefined"
Get a Touchdown
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Reach Level 25
Discover 100 Locations
Complete 10 Side Quests
Join the Minutemen
Recruit 5 Separate Companions
Join the Railroad
Gather 1000 Resources Used For Crafting
Build 100 Workshop Items
Complete "Sanctuary"
Join the Brotherhood of Steel
Complete "Dangerous Minds"
Enter The Wasteland
Complete "When Freedom Calls"
Complete "Unlikely Valentine"
Complete "Reunions"
Play a Holotape Game
Reach Level 5
Reach Level 10
Collect 20 Vault-Tec Bobbleheads
Complete "Restoring Order"
Unlock 10 Robot Mods
Complete "Headhunting"
Build 10 Robot Mods
Complete "Mechanical Menace"
Have 5 Tamed Creatures in a Settlement
Start a Spectated Arena Fight in a Settlement
Build One of Every Cage Type
Cook One of the New Far Harbor Recipes
Complete the quest "Where You Belong"
Complete the quest "Far From Home"
Complete the quest "The Way Life Should Be"
Complete the quest "Cleansing the Land"
Complete the quest "Close to Home"
Collect all issues of "The Islander's Almanac" magazine
Defeat 30 Far Harbor Sea Creatures
Discover 20 Far Harbor Locations
Unlock 3 Far Harbor Workshop Locations
Equip Vault 88 suit and Pip-boy on a settler
Become Overseer
Unlock all build areas of Vault 88
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
Produce 100 objects from your builders
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"