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