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