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