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