Llon tank filled with colorful foliage and rocks, a happy bearded dragon perched on a branch, sunning in the light of its new home

Can A Bearded Dragon Live In A 20 Gallon Tank? – Check Best Size

Bearded dragons are popular reptiles that require an appropriate habitat in order to thrive. The size of the tank is one factor that must be taken into consideration when creating a suitable home for a bearded dragon.

This article will discuss the ideal tank size for a bearded dragon, as well as the benefits and risks associated with keeping them in a 20 gallon tank. It will also offer advice on how to properly set up a 20 gallon tank for optimal wellbeing.

Key Takeaways

  • Tank size depends on the age and size of the bearded dragon
  • Adult bearded dragons generally require at least a 40 gallon setup
  • Juvenile bearded dragons can live comfortably in a 20 gallon terrarium
  • Factors to consider when choosing tank size include the activity level of the bearded dragon, adult size, availability of environmental enrichment, lighting requirements, and heating accessories.

What Is the Ideal Tank Size for a Bearded Dragon

The ideal tank size for a bearded dragon depends on the age and size of the animal. Proper housing requirements, such as appropriate tank size, need to be met in order to ensure optimal health and well-being of the pet.

An adult bearded dragon generally requires at least a 40 gallon setup, while a juvenile can live comfortably in a 20 gallon terrarium. Environmental factors should also be considered when choosing an enclosure; temperature gradient and adequate space are both important elements for successful husbandry.

What Factors Should Be Considered When Choosing Tank Size

Factors such as the animal’s activity level, its adult size, and the availability of environmental enrichment should be taken into consideration when determining an appropriate tank size. Tank size depends on whether it is a juvenile or adult dragon; juveniles can live in a 20 gallon tank while adults require larger tanks. For bearded dragons, lighting requirements, tank accessories and decorations must also be taken into account. Heating accessories are necessary for providing a comfortable living environment; these must fit snugly inside the tank. Adequate ventilation is essential to ensure proper oxygen levels for the reptile’s health and wellbeing.

What Are the Benefits of a Larger Tank Size

A larger tank size provides numerous benefits for reptiles, such as providing them with more space to explore and exercise. Heat regulation is enhanced when the enclosure design incorporates a larger surface area for the lizard to bask.

Tank decorations can be added that make the environment stimulating and enriching. Temperature monitoring can be made easier when there is sufficient room between the heat source and cooler sections of the habitat.

Additionally, humidity levels in an adequate-sized tank are usually better maintained than in smaller tanks.

How to Set Up a 20 Gallon Tank for a Bearded Dragon

Setting up an enclosure of 20 gallons for a reptilian species requires careful consideration of the habitat design and appropriate materials.

  • Lighting requirements
  • Temperature control
  • Substrate selection

These factors must be taken into account in order to create a safe and comfortable environment that allows for freedom. Properly selected lighting, temperature control, and substrate will make sure the bearded dragon can thrive in its new home.

What Are the Risks of Keeping a Bearded Dragon in a 20 Gallon Tank?

Maintaining a 20 gallon tank for a reptilian species may pose certain risks if the habitat design and materials are not carefully considered. Providing adequate housing requirements, such as appropriate temperature, heat gradient, humidity levels, and UVB lighting is essential to the health of a bearded dragon.

Additionally, proper tank maintenance is necessary to prevent potential diseases or parasites from forming within the enclosure. To ensure both safety and comfort for your pet, make sure to adhere to their unique needs when selecting an enclosure size.

Frequently Asked Questions

How Often Should a Bearded Dragon’s Tank Be Cleaned?

Maintaining a clean tank is essential for bearded dragon health. Cleaning supplies should be used to scrub surfaces weekly, and the entire tank should be completely emptied and disinfected at least monthly. Doing so helps ensure optimal living environment conditions.

What Type of Substrate Should Be Used in a Bearded Dragon’s Tank?

When setting up a bearded dragon tank, it is important to choose the right substrate. Consider adding plants and tank accessories such as rocks, logs or creating caves for your pet to explore and hide in. Selecting an appropriate substrate that is non-toxic, safe and easy to clean is essential for the health of your reptile.

How Much Lighting Is Needed for a Bearded Dragon’s Tank?

A bearded dragon’s habitat should be provided with appropriate lighting to regulate the temperature. This can include natural and/or artificial light fixtures, depending on the environment. Lighting should provide 12-14 hours of daylight and 10-12 hours of darkness for optimal health and wellness.

What Is the Best Temperature for a Bearded Dragon’s Tank?

The optimal temperature for a bearded dragon tank is between 85 and 95 degrees Fahrenheit, with low humidity levels of around 30%. Temperature regulation should be monitored closely to ensure the health and wellbeing of the reptile.

What Type of Habitat Decorations Should Be Used in a Bearded Dragon’s Tank?

Adding plants, rocks, and branches to a bearded dragon’s tank can create a more naturalistic habitat. Additionally, temperature gauges should be installed to help regulate the environment. Such decorations will provide enrichment for the lizard and promote healthful living conditions.


When deciding on the ideal tank size for a Bearded Dragon, there are many factors to consider. The benefits of having a larger tank include more space to explore and exercise, as well as providing enough room for multiple basking and hiding spots.

When setting up a 20 gallon tank, it is important to provide adequate heat and humidity levels, use appropriate substrate materials, and ensure that the enclosure has good ventilation. Although it may be possible to keep a Bearded Dragon in a 20 gallon tank with proper care and maintenance, doing so could present risks such as poor air circulation or lack of space can lead to health issues for the animal.

Ultimately, research should be done before making any decisions regarding housing your bearded dragon.

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