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