Bearded Dragon Lifespan: How Long Do Bearded Dragons Live?

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Written by August Croft

Updated: June 9, 2025

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A popular pet reptile in many households, bearded dragons are friendly, easy to care for, and are often considered family members. But how long do they live, and what can you do to care for your pet as long as possible?

There are many things you can do to care for your bearded dragon throughout its life. It may also help you to know about the average bearded dragon’s life cycle so that you can take care of your lizard at any stage of life. Let’s learn more about the bearded dragon now. 

How Long Do Bearded Dragons Live?

The average lifespan of a bearded dragon is 7 to 15 years.

Bearded dragons live an average of 7 to 15 years. This number varies based on whether they are kept as pets or live in the wild, their overall care, and their initial health. While 15 years may seem like a long time, some bearded dragons have been known to live as long as 18 years. In fact, the Guinness Book of World Records records 18 years and 237 days as the oldest bearded dragon on record!

However, bearded dragons in the wild live significantly less time than pet bearded dragons. This is due to the presence of predators in the wild, as well as the scarcity of water in more arid locations. 

Pet bearded dragons are also known as beardies. This affectionate title no doubt cements this reptile as a member of the family, especially since it can live a long and healthy life when properly cared for.

The Average Bearded Dragon Life Cycle

Bearded dragons in the wild have significantly shorter lifespans than those in captivity.

With the question, “How long do bearded dragons live?” out of the way, it’s time to take a peek at their life cycle. From birth to old age, here’s how most bearded dragons live.

Newborns

Newborn bearded dragons hatch from eggs laid by their mother. They can be deeply affected by their mother’s behavior at a young age, attuned to her stress and emotions. Bearded dragons hatch at an average size of three inches. 

They are capable of fending for themselves right away, growing roughly two inches per month. Newborn bearded dragons require much more protein intake than older bearded dragons, which means they should be fed more insects at this time. 

Young Lizards

How long do bearded dragons live?

Newborn bearded dragons require much more protein intake than older bearded dragons, which means they should be fed more insects at this time. 

Young or juvenile bearded dragons are considered young adults when they have reached a length of roughly eight to nine inches. They will continue to grow as they age. This means you should still be feeding them an ample amount of protein. 

Once young lizards are over a year old, they should be fed more vegetables and plant matter. This is because they are nearing the end of their growth cycle and require many nutrients that insects can’t offer them. 

If you are wondering how old your bearded dragon is, the easiest way to estimate its age is by measuring its length. A bearded dragon’s length is key to determining its age. A young adult bearded dragon is less than 12 inches long, while adults are 13 to 25 inches long. 

Adults

Adult bearded dragons are considered such once they have reached sexual maturity, usually around three years of age. During this time, their diet should still consist primarily of vegetables and insects, as they are now fully grown.

Bearded dragons are considered elderly if they have lived beyond the age of seven or eight years. This is a common occurrence for pet bearded dragons, but wild bearded dragons often live seven to ten years in total. 

Once a bearded dragon reaches a certain age, you should take extra care to make sure they are comfortable and happy.

Tips for Giving Your Bearded Dragon a Long Life

Largest Bearded Dragon - Central Bearded Dragon

Wild bearded dragons live an average of 7 to 10 years.

There are many things that you can do to give your pet bearded dragon a long and happy life. Some of those things include:

Warmth

Keeping your bearded dragon’s enclosure warm is key to their overall livelihood and survival. Not only should you have a heat lamp available for them, but you should also make sure that they have a place where they can seek shade and cooler temperatures. Bearded dragons can overheat just as easily as they can be cold. 

Moisture

While bearded dragons can survive in warm temperatures, a certain level of humidity is recommended for pet bearded dragons. This is because many lizards can easily suffer from respiratory issues and infections if not kept at a certain level of moisture. Mist your bearded dragon’s enclosure frequently, and always make sure they have plenty of water. 

Diet

Pay attention to their diet as they age. Baby and adolescent bearded dragons need much more protein and insect intake than older bearded dragons. This is because they are older and are no longer growing. But this does not mean you do not need to pay attention to what they eat. Make sure they are eating ample amounts of fresh vegetables and plant matter rather than the same amount of insects they ate as young lizards. 

Space

Bearded dragon enclosures should be larger than you think, so that your lizard has plenty of room to exercise and live. A cramped and small enclosure can stress out your lizard, leading to a poorer quality of life and a shorter life span overall. You can also give them many different laying rocks and levels inside their enclosure, as well as comfortable rocks or bedding along the cage floor.


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About the Author

August Croft

August Croft is a writer at A-Z Animals where their primary focus is on astrology, symbolism, and gardening. August has been writing a variety of content for over 4 years and holds a Bachelor of Fine Arts Degree in Theater from Southern Oregon University, which they earned in 2014. They are currently working toward a professional certification in astrology and chart reading. A resident of Oregon, August enjoys playwriting, craft beer, and cooking seasonal recipes for their friends and high school sweetheart.

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