Full list of all 75 The Elder Scrolls V: Skyrim achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 25 achievements.
Chop wood, mine ore, and cook food
Collect 15 Daedric Artifacts
Find 13 Standing Stones
Pick 50 locks and 50 pockets
Clear 50 dungeons
Make a smithed item, an enchanted item, and a potion
Returned the Thieves Guild to its former glory
Get married
Absorb 20 dragon souls
Complete "Hail Sithis!"
Reach Level 50
Complete "Bound Until Death"
Join the Dark Brotherhood
Read 50 Skill Books
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Join the Stormcloaks or the Imperial Army
Learn 20 shouts
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Discover 100 Locations
Complete "Darkness Returns"
Join the Thieves Guild
Complete 50 Misc Objectives
Complete 10 side quests
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Successfully persuade, bribe, and intimidate
Acquire a Daedric Artifact
Reach Level 25
Get a skill to 100
Buy a house
Have 100,000 gold
Escape from jail
Join the College of Winterhold
Complete "Alduin's Wall"
Complete "Diplomatic Immunity"
Complete "Glory of the Dead"
Reach Level 10
Become a member of the Circle
Join the Companions
Learn all three words of a shout
Reach Level 5
Complete "The Way of the Voice"
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Select a Standing Stone blessing
Complete "Unbound"
Bounty of 1000 gold in all nine holds
Learn the secrets of 5 Black Books
Discover 30 locations on the island of Solstheim
Craft an item out of Stalhrim
Complete "At the Summit of Apocrypha"
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Arrive on Solstheim
Learn all 3 words of Dragon Aspect
Tame and ride 5 dragons
Own a house in Raven Rock
Complete "Lost to the Ages"
Acquire 11 vampire perks
Acquire 11 werewolf perks
Defeat a Legendary Dragon
Complete "Kindred Judgment"
Complete "Beyond Death"
Complete "Awakening"
Change your face
Learn all three words of Soul Tear
Use the special power of Auriel's Bow
Build three wings on a house
Adopt a child
Buy a plot of land
Buy three plots of land
Build three houses