Full list of all 45 Hogwarts Legacy achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 45 achievements, and there is 1 DLC pack containing 0 achievements.
Find the Map Chamber as a Hufflepuff
Find the Map Chamber as a Gryffindor
Complete all collections
Breed every type of beast
Use Ancient Magic on every enemy in the game
Find the Map Chamber as a Slytherin
Spend all Talent Points
Reach Level 40
Defeat enemies in all battle arenas
Find all Demiguise statues
Complete all Merlin Trials
Unlock all Floo Flames
Complete all side quests
Use Flipendo ten times – to tip one cow or several
Discover all cairn dungeons
Defeat a total of fifty enemies using Petrificus Totalus
Visit Poidsear Coast
Win the House Cup
Complete Poppy Sweeting's relationship line
Complete Natsai Onai's relationship line
Complete Sebastian Sallow's relationship line
Defeat Ranrok
Subdue the Lord of the Shore
View all Pensieve memories
Beat Imelda's time in all broom races
Grow every type of plant
Upgrade a piece of gear 3 times
Rescue the phoenix
Stun 10 different enemies using a Mandrake
Wield a Deathly Hallow
Reach the highest point in the castle, the Headmaster's upper study
Learn all spells
Save a dragon
Brew every type of potion
Reach a combo of 100
Complete all tiers of a challenge
Follow butterflies to a treasure
Meet Charles Rookwood in the Map Chamber
Upgrade a piece of gear
Spend 5 Talent Points
Find the Map Chamber as a Ravenclaw
Survive the troll attack on Hogsmeade
Invoke Ancient Magic for the first time
Attend your first class
Complete the introduction and finish the Sorting Ceremony