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