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
Complete 50 Misc. Objectives
Hack 50 Terminals
Kill 5 Giant Creatures
Collect 20 Vault-Tec Bobbleheads
Collect 10 Vault-Tec Bobbleheads
Enter The Wasteland
Complete "Nuclear Family"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Reach Maximum Relationship Level with a Companion
Reach Level 50
Placed A Grenade Or Mine While Pickpocketing
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Powering Up"
Get a Homerun
Complete "Mankind-Redefined"
Read 20 Magazines
Kill 300 People
Complete "Institutionalized"
Complete "The Molecular Level"
Join the Railroad
Build 100 Workshop Items
Complete "Hunter/Hunted"
Play a Holotape Game
Pick 50 Locks
Create 50 Weapon Mods
Complete 10 Side Quests
Reach Level 25
Discover 100 Locations
Craft 100 Items
Complete "Old Guns"
Complete "Dangerous Minds"
Kill 300 Creatures
Recruit 5 Separate Companions
Complete "Reunions"
Gather 1000 Resources Used For Crafting
Complete "Taking Independence"
Ally with 3 Settlements
Join the Brotherhood of Steel
Complete "Sanctuary"
Complete "Unlikely Valentine"
Reach Level 10
Join the Minutemen
Reach Level 5
Complete "When Freedom Calls"
Get a Touchdown
Complete "Restoring Order"
Complete "Headhunting"
Build 10 Robot Mods
Unlock 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
Defeat 30 Far Harbor Sea Creatures
Complete the quest "Close to Home"
Discover 20 Far Harbor Locations
Unlock 3 Far Harbor Workshop Locations
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
Complete the quest "Far From Home"
Collect all issues of "The Islander's Almanac" magazine
Become Overseer
Equip Vault 88 suit and Pip-boy on a settler
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 "Power Play"
Complete "Home Sweet Home"
Complete "The Grand Tour"
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