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