Here is the full list of all 49 LEGO Jurassic World achievements. It takes around 25-30 hours to unlock all of the achievements on Windows.
Achieve 100% Completion
Collect all Minikits in the game
Collect ''True Survivor'' on all levels
As a Velociraptor, score a goal in the Jurassic World Petting Zoo
Enable Stud Magnet Red Brick
Collect All Red Bricks
Complete All Races
Collect All Amber Bricks
Rescue all Workers in Peril
Collect 65,000,000 studs
Build a LEGO object using Mr. DNA
As Dennis Nedry, throw a soda can at another character
Collect all Minikits in any level
Give Timmy a shock
Heal all Dinosaurs
Complete All Photographs
Complete All Story Levels
Complete The Bird Cage
Complete Eric Kirby
Complete Breeding Facility
Place a custom Dinosaur in a Paddock
Complete The Spinosaurus
Set both Free Play characters as John Hammond (or variant of him)
Complete Landing Site
Complete San Diego
Complete Communications Centre
Complete The Hunted
Complete InGen Arrival
Defeat 50 Compy Goons
Complete Isla Sorna
Create a custom dinosaur
Create a custom character
Set both Free Play characters as Raptors
Try to use a hacker terminal as Alan Grant
Complete The Visitor Centre
Complete Restoring Power
Complete Park Shutdown
Complete Welcome To Jurassic Park
Obtain ''True Survivor'' in any level
Complete Main Street Showdown
Complete Under Attack
Complete Out Of Bounds
Heal A Dinosaur
Complete Gyrosphere Valley
Complete Welcome To Jurassic World
Collect an Amber Brick
Sneak past a Dinosaur using Camouflage
Complete a Dropping Rummage
Complete Prologue