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