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
Collect 20 Vault-Tec Bobbleheads
Complete "Nuclear Family"
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Powering Up"
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Complete "Ad Victoriam"
Complete 50 Misc. Objectives
Get a Homerun
Collect 10 Vault-Tec Bobbleheads
Hack 50 Terminals
Placed A Grenade Or Mine While Pickpocketing
Kill 5 Giant Creatures
Build 100 Workshop Items
Complete "Blind Betrayal"
Read 20 Magazines
Complete "Mankind-Redefined"
Kill 300 People
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Reach Level 50
Craft 100 Items
Complete "Old Guns"
Complete 10 Side Quests
Recruit 5 Separate Companions
Complete "Taking Independence"
Reach Maximum Relationship Level with a Companion
Join the Railroad
Reach Level 25
Discover 100 Locations
Complete "Dangerous Minds"
Pick 50 Locks
Kill 300 Creatures
Complete "Reunions"
Gather 1000 Resources Used For Crafting
Complete "Unlikely Valentine"
Join the Brotherhood of Steel
Complete "Sanctuary"
Ally with 3 Settlements
Reach Level 10
Get a Touchdown
Join the Minutemen
Reach Level 5
Complete "When Freedom Calls"
Enter The Wasteland
Play a Holotape Game
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
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
Complete the quest "Close to Home"
Collect all issues of "The Islander's Almanac" magazine
Cook One of the New Far Harbor Recipes
Complete the quest "Cleansing the Land"
Complete the quest "The Way Life Should Be"
Defeat 30 Far Harbor Sea Creatures
Complete the quest "Where You Belong"
Unlock 3 Far Harbor Workshop Locations
Discover 20 Far Harbor Locations
Complete the quest "Far From Home"
Become Overseer
Equip Vault 88 suit and Pip-boy on a settler
Unlock all build areas of Vault 88
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
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Create 20 different flavors of Nuka-Cola
Collect every issue of Scav! Magazine
Establish 8 Raider Camps in the Commonwealth
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Power Play"
Complete "Home Sweet Home"
Complete "The Grand Tour"
Complete "Taken for a Ride"