There are 44 achievements for Zoo Tycoon.
| Achievements | Award |
|---|
| If You Build Them Build your 1st exhibit. | 10 |
| Snap Happy Fill a photo album. | 10 |
| Upgrading is for Winners Upgrade an attraction to level 3. | 10 |
| You're Gonna Eat Lightnin' Train a member of staff up to level 3. | 10 |
| You've Got to Start Somewhere Start your first zoo. | 10 |
| One of Everything Breed every animal and their color variants. | 100 |
| Close to the Animals Complete all 3 interactions with the animals. | 15 |
| Feeder Restock the feeding stations 100 times. | 15 |
| Guestalicious Have a guest rating of 10,000 in your zoo (Challenge Mode only). | 15 |
| I'm a Millionaire! Earn $1,000,000 (Campaign & Challenge Modes only). | 15 |
| Research Party Research 10 items (Campaign & Challenge Modes only). | 15 |
| Go Viral! Have a successful Viral Advertising campaign. | 20 |
| Multiple Award Winner Receive 5 awards in the same zoo (Challenge Mode only). | 20 |
| Play Time Play with 25 animals. | 20 |
| Shower Time Complete 25 hose interactions. | 20 |
| Treat Time Complete 25 treat interactions. | 20 |
| Happy Animal Friends Keep your average animal happiness in the Green for 20 minutes. | 25 |
| Have You Seen This Guy?! Breed a color variant of an animal. | 25 |
| No Free Refills Refill the animal cleaning stations 250 times. | 25 |
| Number 1 Contender Complete 25 Challenges (Challenge Mode only). | 25 |
| You've Got the Skills Complete 5 scenarios (Campaign Mode only). | 25 |
| A Multimillionaire who's a Ninja Earn $10,000,000 (Campaign & Challenge Modes only). | 30 |
| Red Hot Research Research everything (Campaign & Challenge Modes only). | 30 |
| World Heavyweight Champ Complete 100 challenges (Challenge Mode only). | 30 |
| Are your Legs Tired? Run 10km. | 35 |
| Photographer Extraordinaire Fill all the photo albums. | 35 |
| Poop Master Clear up 1,000 pieces of poop. | 35 |
| Time for a Tire Change Drive 25km. | 35 |
| One of Each Breed every animal type. | 40 |
| Animal Lover Make an animal completely happy. | 5 |
| Award Winner Receive an award (Challenge Mode only). | 5 |
| Challenger Complete a challenge (Challenge Mode only). | 5 |
| Customizer Customize 50 different attractions. | 5 |
| Earning a Living Earn $100,000 (Campaign & Challenge Modes only). | 5 |
| Phase One Complete Complete a scenario (Campaign Mode only). | 5 |
| Research Warrant Research an item (Campaign & Challenge Modes only). | 5 |
| Smooth Over the Cracks Repair an attraction or enrichment. | 5 |
| Staffing Up Hire a member of staff. | 5 |
| The Concessioner Build every type of concession in the same zoo. | 5 |
| We Can Make it Better Upgrade an attraction. | 5 |
| Correction, the Mad SkillZ Complete all the scenarios (Campaign Mode only). | 50 |
| The Zoo Tycoon Receive all 20 awards in the same zoo (Challenge Mode only). | 50 |
| Top of the Charts Increase your Fame level 100 times across all your zoos. | 50 |
| Conservationalist Release one of every animal type into the wild. | 75 |
