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