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