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