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