King Snake

King Snake key facts

Care level

Beginner-friendly

Lifespan

15-20 years

Size

90-150cm

Temperature

24〜30℃

Humidity

40〜60%

Diet

Frozen mice

Temperature

24-30°C (hot spot 32°C)

Temperature & Humidity

Aim for 40-60% humidity. Keep a water bowl available at all times and raise humidity slightly before shedding for a clean shed.

Enclosure

60cm+. Simple layout is fine

Feeding

Weekly, appropriately sized mouse

Health & Cautions

Because it eats other snakes, always house it alone. It is also an escape artist, so close lids and locks securely.

About King Snake

The Kingsnake is a mid-sized colubrid native to North and Central America, its name derived from its remarkable habit of preying on other snakes—including venomous rattlesnakes—thanks to a natural immunity to pit viper venom. The California Kingsnake is the most widely kept subspecies, recognized by its bold black-and-white banding and available in numerous captive-bred color morphs such as albino, lavender, and high-white. Adults reach a manageable 90–150 cm and are known for their robust constitution and reliable acceptance of frozen-thawed prey. Most individuals tame down with consistent handling, making them an appealing choice for keepers who want an interactive snake. With a lifespan of 15–20 years in proper conditions, the Kingsnake is a long-term commitment that rewards attentive husbandry with a hardy, charismatic companion.

7 things to know before welcoming a King Snake

1. 1Enclosure Size Matters

   Adult King Snakes reach 90–150 cm, so a enclosure of at least 90 cm in length is recommended for adults. They are skilled escape artists, so a secure lid with reliable latches is essential. A reptile-specific enclosure that balances ventilation and heat retention works best.

2. 2Temperature Gradient Is Key

   Maintain a temperature gradient with a warm side of 28–32°C and a cool side of 22–25°C. Combining a heat mat with an infrared lamp makes temperature management easier. Avoid significant temperature drops at night, as this can lead to digestive and health issues.

3. 3Never House with Other Snakes

   King Snakes are constrictors that naturally prey on other snakes in the wild. Housing them with other snakes—even of the same species—poses a serious risk of predation. Always keep King Snakes in separate enclosures.

4. 4Feed Frozen-Thawed Mice

   Feeding frozen-thawed mice is the safest and most hygienic approach. Choose pinky mice for juveniles and appropriately sized hoppers or adult mice for adults. Feed juveniles once or twice a week, and adults every one to two weeks.

5. 5Avoid Handling Before Shedding

   Cloudy eyes and a dull body color are signs that a shed is approaching. During this period, their vision is impaired and stress levels rise, so minimize handling. Raising humidity to around 60–70% helps ensure a clean, complete shed.

6. 6Calm Once Accustomed to You

   Juveniles may bite initially, but regular gentle handling helps them become accustomed to human interaction. Avoid sudden grabs or loud noises, and take a slow, patient approach to building trust. Adult King Snakes tend to be noticeably calmer and easier to handle.

7. 7Initial and Ongoing Costs

   Initial setup costs for an enclosure, heating equipment, thermometer, and hides typically range from 20,000 to 40,000 yen. Ongoing monthly costs including frozen mice and electricity run roughly 2,000–4,000 yen, making King Snakes a relatively affordable reptile to keep. It is advisable to locate a reptile-experienced veterinarian in your area before bringing your snake home.

Frequently asked questions about King Snake

Q.Are Kingsnakes or Corn Snakes better for beginners?

A.Both are excellent beginner snakes, but Kingsnakes must be housed alone due to their ophiophagous nature. If you plan to keep multiple snakes, Corn Snakes are easier to manage. In terms of hardiness and handleability, the two species are broadly comparable.

Q.Do Kingsnakes bite, and does it hurt?

A.Juvenile or unsettled individuals may bite defensively. Kingsnakes are non-venomous, and a bite typically leaves small scratches that heal quickly with basic first aid. Consistent, calm handling significantly reduces biting behavior over time.

Q.Do Kingsnakes need UVB lighting?

A.UVB lighting is not considered essential for Kingsnakes, as they are largely crepuscular to nocturnal in nature. A basic 12-hour light cycle using a low-output bulb is still recommended to maintain a natural day-night rhythm. Vitamin D3 needs are met through properly supplemented frozen prey.

Q.How often can I handle my Kingsnake?

A.A well-acclimated Kingsnake can typically be handled 3–5 times per week for 10–20 minutes per session. Avoid handling for 24 hours after feeding and during the pre-shed period when eyes turn opaque. Always read the snake's body language and keep sessions stress-free.

Q.What should I do if my Kingsnake refuses food?

A.Temporary food refusal is common during pre-shed periods, the breeding season, or seasonal temperature changes. First check that temperature gradients, humidity, and hides are appropriate to rule out environmental stress. If refusal persists beyond 2–3 weeks or significant weight loss occurs, consult a reptile-experienced veterinarian.

Useful tools for King Snake care

Learn more about King Snake in the encyclopedia

More in this category