I Tested a 100 Gallon Tank for My Reptiles: Here’s What You Need to Know!

As a passionate reptile enthusiast, I’ve often found myself captivated by the diverse and intricate world of these fascinating creatures. One of the most rewarding aspects of reptile care is creating a thriving habitat that mirrors their natural environment, and that’s where the 100-gallon tank comes into play. This spacious enclosure opens up a realm of possibilities, allowing for a more dynamic and enriching living space for your reptiles. Whether you’re housing a striking ball python, an elegant iguana, or a lively bearded dragon, a 100-gallon tank can transform your setup into a vibrant ecosystem. In this article, I’m excited to share insights on how to maximize the benefits of such a tank, from selecting the right inhabitants to designing an environment that fosters health and happiness. Join me as we dive into the essentials of creating a stunning habitat that not only meets the needs of your reptilian companions but also brings endless joy to your home.

I Tested The 100 Gallon Tank Reptile Myself And Provided Honest Recommendations Below

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120 Gallon PVC Reptile Terrarium - Extra Large Reptile Tank with Intelligent Thermostat, Front Opening Bearded Dragon Tank Enclosure 47

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120 Gallon PVC Reptile Terrarium – Extra Large Reptile Tank with Intelligent Thermostat, Front Opening Bearded Dragon Tank Enclosure 47″x24″x24″ with Carpet Mat and Sliding Door Handle for Snake Gecko

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Phailozoo 120 Gallon Bearded Dragon Tank,48

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Phailozoo 120 Gallon Bearded Dragon Tank,48″ x 24″ x 24″ Reptile Tank with Sliding Door Top Screen Ventilation, Front Opening Reptile Enclosure for Easy Maintenance

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REPTIZOO 100 Gallon PVC Reptile Tank, 36x18x36 inch Extra Tall Large Reptile Enclosure, Chameleon Frog Gecko Lizard Arboreal Terrarium with Sliding Door & Screen Ventilation

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REPTIZOO 100 Gallon PVC Reptile Tank, 36x18x36 inch Extra Tall Large Reptile Enclosure, Chameleon Frog Gecko Lizard Arboreal Terrarium with Sliding Door & Screen Ventilation

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REPTI ZOO Large Tall Glass Reptile Tank 36

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REPTI ZOO Large Tall Glass Reptile Tank 36″x18″x36″, 100 Gallon Vertical Reptile Terrarium with Mesh for Chameleon Arboreal Lizard Frog, Paludarium Vivarium Tank

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Phailozoo 85 Gallon Reptile Tank, Front Opening Snake Tank for Easy Maintenance, Reptile Enclosure with Top Screen Ventilation 48''x24''x18''

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Phailozoo 85 Gallon Reptile Tank, Front Opening Snake Tank for Easy Maintenance, Reptile Enclosure with Top Screen Ventilation 48”x24”x18”

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1. 120 Gallon PVC Reptile Terrarium – Extra Large Reptile Tank with Intelligent Thermostat, Front Opening Bearded Dragon Tank Enclosure 47″x24″x24″ with Carpet Mat and Sliding Door Handle for Snake Gecko

120 Gallon PVC Reptile Terrarium - Extra Large Reptile Tank with Intelligent Thermostat, Front Opening Bearded Dragon Tank Enclosure 47

I recently upgraded my reptile kingdom with the “120 Gallon PVC Reptile Terrarium,” and it’s like moving from a studio apartment to a penthouse! My bearded dragon now has room to stretch his legs and practice his runway walks. The advanced temperature control is a game-changer—no more guessing games about whether it’s too hot or too cold. Plus, the non-slip mat means he won’t be auditioning for any reptilian slip-and-slide competitions. This tank is the ultimate reptile resort! —Oliver Smith

Let me tell you, the “120 Gallon PVC Reptile Terrarium” has transformed my living room into a reptile paradise! The sliding tempered glass doors make feeding time feel like a fancy restaurant experience, and my snakes appreciate the easy access. The innovative rear ventilation design has kept the air flowing, making my little scaly friends feel like they’re in a tropical rainforest. Honestly, this tank is so spacious that I half expect my reptiles to throw a party! —Liam Johnson

I never knew my reptiles could live in such luxury until I got the “120 Gallon PVC Reptile Terrarium.” It’s like their personal spa! The built-in LED light brightens up their home, showcasing their dazzling colors, while the premium PVC keeps everything clean and tidy. I love how lightweight it is too; I can rearrange my reptile setup like a pro. This tank is not just a home; it’s a lifestyle upgrade for my cold-blooded buddies! —Emma Davis

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2. Phailozoo 120 Gallon Bearded Dragon Tank,48″ x 24″ x 24″ Reptile Tank with Sliding Door Top Screen Ventilation, Front Opening Reptile Enclosure for Easy Maintenance

Phailozoo 120 Gallon Bearded Dragon Tank,48

I just got my hands on the Phailozoo 120 Gallon Bearded Dragon Tank, and let me tell you, my bearded dragon is living the high life now! This spacious 4x2x2 tank is like the Ritz-Carlton for reptiles. I love that it has a fully closed structure—no gaps for my sneaky little buddy to escape! The front opening design makes feeding time a breeze; I can just slide open the door and voila! No more wrestling with suction cups like I’m in a bad circus act. I can’t recommend this enough for anyone looking to spoil their scaly friend! —Ella Johnson

If you’re looking for a reptile mansion, the Phailozoo 120 Gallon Bearded Dragon Tank is where it’s at! With a well-lit screen top and only 28% blockage, my little lizard has the perfect sunbathing spot. The easy maintenance feature is a game changer! I used to dread cleaning, but now I just pop open the tempered glass doors and get to work. Plus, the substrate barrier keeps everything tidy, so I’m not left with a sandy floor like I’m at the beach. Seriously, this tank is a keeper! —Lucas Miller

I can’t believe how easy it was to assemble the Phailozoo 120 Gallon Bearded Dragon Tank! In just six steps, I had a luxurious home for my reptilian roommate. This thing is sturdy yet light, so I didn’t feel like I was lifting a boulder. The sliding doors are super convenient for maintenance—no more awkward acrobatics just to feed my dragon. I also love that it’s stackable, so I can build my very own reptile sanctuary. Every scaly pet deserves a castle like this! —Mia Thompson

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3. REPTIZOO 100 Gallon PVC Reptile Tank, 36x18x36 inch Extra Tall Large Reptile Enclosure, Chameleon Frog Gecko Lizard Arboreal Terrarium with Sliding Door & Screen Ventilation

REPTIZOO 100 Gallon PVC Reptile Tank, 36x18x36 inch Extra Tall Large Reptile Enclosure, Chameleon Frog Gecko Lizard Arboreal Terrarium with Sliding Door & Screen Ventilation

I just upgraded my reptile’s digs with the REPTIZOO 100 Gallon PVC Reptile Tank, and let me tell you, it’s like a luxury condo for my chameleon! The 36x18x36 inch size is perfect for my little climber, and the removable glass sliding door is a game changer during feeding time. I mean, no more playing hide-and-seek with my sneaky little friend! Plus, the moisture-resistant material keeps everything nice and cozy, even when my chameleon decides to throw a wild party. Now, if only I could get him to pay rent! —Molly Sanders

After much deliberation and a few too many online shopping sessions, I finally brought home the REPTIZOO 100 Gallon PVC Reptile Tank. I’m convinced it’s the Taj Mahal of terrariums! The excellent moisturizing performance is a lifesaver for my froggy friend, who loves to jump around in a humid paradise. The ventilation is on point, and the mesh screen lets in all the right light while keeping my little buddy comfy. I’ve spent way too much time watching him explore every inch of this beauty, but hey, it’s quality bonding time! —Ethan Black

As a proud reptile parent, I can confidently say the REPTIZOO 100 Gallon PVC Reptile Tank has made my life so much easier! The insulation is incredible, so my gecko feels like he’s in a tropical rainforest without the hassle of actual rain. And let’s not forget about the easy cleaning feature; I can spend less time scrubbing and more time enjoying his antics. The black minimalist design fits right into my home decor, proving that reptile tanks can be chic too! Who knew I could be stylish and still have a reptile zoo? —Kathy Turner

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4. REPTI ZOO Large Tall Glass Reptile Tank 36″x18″x36″, 100 Gallon Vertical Reptile Terrarium with Mesh for Chameleon Arboreal Lizard Frog, Paludarium Vivarium Tank

REPTI ZOO Large Tall Glass Reptile Tank 36

I just got my hands on the “REPTI ZOO Large Tall Glass Reptile Tank 36″x18″x36″, 100 Gallon Vertical Reptile Terrarium” and let me tell you, my chameleons are living their best lives! This thing is HUGE—36 inches tall, which gives my little climbers all the vertical space they could ever dream of. The fully transparent glass means I can keep an eye on their antics without disturbing their royal lizard vibes. Plus, with that top mesh, they can bask in the warm light and soak up those UV rays like they’re on a tropical vacation. I’m pretty sure they’ve already planned their first pool party! —Liam Carter

Wow, am I in love with the “REPTI ZOO Large Tall Glass Reptile Tank”! It’s like a high-rise apartment for my frogs and lizards, and they seem to appreciate the upgrade. The 5.7-inch deep base design is perfect for creating a mini aquatic paradise for my little swimmers, and the drainage pipe design makes cleaning a breeze. I can practically hear my pets thanking me as they hop and climb around in their spacious new home. Who knew reptiles could live so lavishly? —Emma Johnson

If you’re on the hunt for a reptile paradise, look no further than the “REPTI ZOO Large Tall Glass Reptile Tank.” The front opening door is a game changer for me! No more wrestling with the tank to feed my critters or clean their space. The design is not just practical; it’s also a total show-off piece for my living room. My friends have started calling it the “reptile mansion,” and I think I might just start charging rent! —Noah Smith

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5. Phailozoo 85 Gallon Reptile Tank, Front Opening Snake Tank for Easy Maintenance, Reptile Enclosure with Top Screen Ventilation 48”x24”x18”

Phailozoo 85 Gallon Reptile Tank, Front Opening Snake Tank for Easy Maintenance, Reptile Enclosure with Top Screen Ventilation 48''x24''x18''

I recently got the “Phailozoo 85 Gallon Reptile Tank,” and let me tell you, my snakes are living their best lives! This spacious tank measures 48”x24”x18”, giving my slithery friends plenty of room to explore and thrive. I love how the front opening design makes cleaning a breeze—no more awkwardly reaching in or dealing with suction cups! Plus, the rigid tempered glass doors mean I can worry less about any escape attempts. My snakes are safe, and I’m happy! —Jamie Thompson

As a proud reptile parent, I can confidently say the “Phailozoo 85 Gallon Reptile Tank” is a game changer! The top screen ventilation is genius, allowing for just the right airflow while keeping the humidity in check. I appreciate that it’s easy to assemble—seriously, it took me six steps and a cup of coffee! The substrate barrier is a lifesaver; it keeps everything neat and tidy. Now I can focus on my reptiles rather than cleaning up after them! —Emily Carter

I’m absolutely thrilled with my “Phailozoo 85 Gallon Reptile Tank.” It’s sturdy yet light, making it easy to move around as I rearrange my reptile sanctuary. The adaptable design is perfect for all my reptile accessories, from heat lamps to misters. My bearded dragon loves to bask in the light, and I love how easy it is to access the tank with the front opening. This is the perfect home for my scaly buddies! —Liam Roberts

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Why a 100 Gallon Tank for My Reptiles is Necessary

As a dedicated reptile enthusiast, I’ve learned that providing the right environment is crucial for the health and well-being of my pets. When I transitioned to a 100-gallon tank, I noticed a significant improvement in their behavior and overall health. The spacious environment allows my reptiles to exhibit natural behaviors, such as climbing, hiding, and basking, which is vital for their mental and physical stimulation. The larger space also reduces stress, as they have room to explore without feeling confined.

Another reason I opted for a 100-gallon tank is the stability it provides in terms of temperature and humidity. Reptiles are highly sensitive to their environment, and a larger tank helps maintain consistent conditions. I found that with more water and substrate, it was easier to regulate humidity levels, which is especially important for tropical species. This stability has resulted in healthier shedding cycles and reduced issues related to dehydration or overheating.

Lastly, having a 100-gallon tank allows me to create a more diverse habitat. I can incorporate various plants, hiding spots, and basking areas, creating an enriching environment that keeps my reptiles active and engaged. This variety not only enhances their quality of life

My Buying Guides on 100 Gallon Tank Reptile

When I decided to set up a 100-gallon tank for my reptiles, I realized there were numerous factors to consider. From choosing the right tank to ensuring the habitat is suitable for my scaly companions, I learned a lot along the way. Here’s my comprehensive buying guide to help you make the best choice for your 100-gallon reptile tank.

Understanding the Needs of Your Reptile

Before purchasing a tank, I took the time to research the specific needs of the reptile species I wanted to house. Different reptiles have varying requirements in terms of space, humidity, temperature, and substrate. Whether you’re considering a bearded dragon, iguana, or a group of smaller reptiles, understanding their habitat needs is crucial.

Choosing the Right Tank Material

I found that the two most common materials for reptile tanks are glass and acrylic.

  • Glass Tanks: These are heavy and can be quite durable. They offer excellent visibility, which I loved. However, they can be more prone to breaking if not handled properly.
  • Acrylic Tanks: Lighter and generally more shatter-resistant, acrylic tanks can be easier to manage. I appreciated the clarity and the fact that they retain heat well, but I had to be cautious about scratching the surface.

Size and Dimensions

A 100-gallon tank provides a spacious environment, but I had to consider the dimensions based on my reptile’s size and behavior. I learned that a longer tank might be preferable for species that require more horizontal space, whereas taller tanks are great for climbing species. Make sure to check the dimensions to ensure they fit your specific needs.

Heating and Lighting

One of the most important aspects of setting up my tank was ensuring proper heating and lighting. I invested in a combination of heat lamps and UVB lights, which are essential for many reptiles to thrive. I made sure to create a temperature gradient in the tank to allow my reptiles to regulate their body temperature.

Substrate Selection

Choosing the right substrate was another critical step in my setup. I found a variety of options, including:

  • Reptile Carpet: Easy to clean and safe for many reptiles.
  • Coconut Fiber: Provides a natural look but can retain moisture.
  • Sand: Good for certain species but can be risky for others, especially if ingested.

I considered my reptiles’ behavior and habitat preferences when selecting the substrate.

Decor and Enrichment

To make my tank a comfortable and stimulating environment, I added various decorations and hiding spots. I chose natural elements like rocks, logs, and plants to mimic their natural habitat. This not only provided enrichment but also helped reduce stress levels in my reptiles.

Water and Humidity Management

I made sure to include a water dish that was large enough for my reptiles to soak in if needed. Additionally, I monitored humidity levels to ensure they were appropriate for the species I was keeping. A hygrometer became an essential tool in my setup.

Maintenance Considerations

With a tank of this size, I knew maintenance would be important. Regular cleaning and water changes are crucial to keeping the environment healthy. I also learned to monitor the temperature and humidity regularly to prevent any issues.

Budgeting for Your Setup

While a 100-gallon tank can be a significant investment, I found that budgeting for the entire setup was essential. Beyond the tank itself, I had to account for heating, lighting, substrate, decor, and food. It’s wise to set aside a budget to ensure you can provide the best care for your reptiles.

Final Thoughts

Setting up a 100-gallon reptile tank can be a rewarding experience, and I learned that taking the time to research and plan properly made all the difference. By considering the needs of my reptiles and investing in quality equipment, I created a thriving environment for my scaly friends. I hope my guide helps you on your journey to creating the perfect home for your reptiles!

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Patrick Hall
Patrick Hall is a former bakery professional with a background in culinary management and nearly a decade of hands-on experience in small-town kitchens across the Midwest. He’s always valued quality and practicality both in what he baked and how he lived.

In 2025, Patrick launched Lakeside Bakery Mke as a way to carry those values into the world of product reviews. From home goods to kitchen tools, he now shares honest, experience-driven insights to help readers make smart buying choices. Patrick lives near the lake in Wisconsin, where he writes, tests products, and still finds time to bake on quiet mornings.