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
Create 50 Weapon Mods
Craft 100 Items
Collect 20 Vault-Tec Bobbleheads
Complete 50 Misc. Objectives
Collect 10 Vault-Tec Bobbleheads
Complete "The Nuclear Option"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
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"
Complete "Dangerous Minds"
Complete "Reunions"
Complete "Unlikely Valentine"
Get a Homerun
Complete 10 Side Quests
Kill 5 Giant Creatures
Placed A Grenade Or Mine While Pickpocketing
Reach Level 50
Recruit 5 Separate Companions
Hack 50 Terminals
Reach Maximum Relationship Level with a Companion
Join the Railroad
Kill 300 People
Complete "Old Guns"
Reach Level 25
Discover 100 Locations
Pick 50 Locks
Read 20 Magazines
Kill 300 Creatures
Complete "Taking Independence"
Ally with 3 Settlements
Gather 1000 Resources Used For Crafting
Join the Brotherhood of Steel
Reach Level 10
Join the Minutemen
Build 100 Workshop Items
Complete "Sanctuary"
Get a Touchdown
Reach Level 5
Enter The Wasteland
Play a Holotape Game
Complete "When Freedom Calls"
Build 10 Robot Mods
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Complete "Mechanical Menace"
Start a Spectated Arena Fight in a Settlement
Build One of Every Cage Type
Have 5 Tamed Creatures in a Settlement
Cook One of the New Far Harbor Recipes
Collect all issues of "The Islander's Almanac" magazine
Complete the quest "Close to Home"
Complete the quest "The Way Life Should Be"
Complete the quest "Cleansing the Land"
Unlock 3 Far Harbor Workshop Locations
Defeat 30 Far Harbor Sea Creatures
Discover 20 Far Harbor Locations
Complete the quest "Where You Belong"
Complete the quest "Far From Home"
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
Redeem 100,000 tickets at the Nuka-Cade
Create 20 different flavors of Nuka-Cola
Establish 8 Raider Camps in the Commonwealth
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Power Play"
Complete "Home Sweet Home"
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Collect every issue of Scav! Magazine
Complete "The Grand Tour"
Complete "Taken for a Ride"