Reptoria

Chihuahuan mountain kingsnake (Lampropeltis knoblochi)

Chihuahuan mountain kingsnake (Lampropeltis knoblochi), typical appearance of the species

Snakes · Difficulty: Intermediate

Key facts and care guidance for Chihuahuan mountain kingsnake (Lampropeltis knoblochi) (origin: North-western Mexico – the Sierra Madre Occidental). Adult size around 70–100 cm. Life expectancy 15–20 years. The values below are carefully researched guidance.

Short answers

Chihuahuan mountain kingsnake: How big does the enclosure need to be?

100×50×50 cm.

Chihuahuan mountain kingsnake: What temperature does it need?

Daytime 22–28 °C, basking spot 30 °C, at night 14–18 °C.

Chihuahuan mountain kingsnake: Does it need UVB lighting?

UVB: Not required.

Chihuahuan mountain kingsnake: How long do they live?

Life expectancy: 15–20 years.

Chihuahuan mountain kingsnake: Is it suitable for beginners?

Rather not – it is considered an intermediate species (difficulty: Intermediate).

Climate

Daytime temperature
22–28 °C
Night temperature
14–18 °C
Basking spot
30 °C
Humidity
50–65 %
UVB
Not required

Enclosure

Minimum size
100×50×50 cm
Substrate
Bark mulch with leaf litter, stone slabs, a cork hide

Feeding

Food
Frozen-thawed mice of a suitable size
Feeding interval
1×/week

Key facts

Adult size
70–100 cm
Life expectancy
15–20 years
Origin
North-western Mexico – the Sierra Madre Occidental
Protection status
Not listed under CITES
Brumation
A winter rest of 12–16 weeks at 8–12 °C
Cohabitation
Keep them singly. Snakes are solitary and do not seek company — a shared hide is competition for the best spot, not social behaviour. The concrete reason is the feeding accident: if two animals grab the same food item, one can swallow the other along with it. On top of that, once they are kept together you can no longer tell which animal has eaten and which is losing weight. For breeding, put them together under supervision and separate them again afterwards.

Notes

Split from L. pyromelana in 2014. A highland species with a long, cold winter rest. Markedly rarer in Europe than the milk snakes – document the bloodlines.

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Related species

All species in the care wiki →

What you need to start

To keep Chihuahuan mountain kingsnake (Lampropeltis knoblochi) you typically need: a suitable enclosure (100×50×50 cm), substrate (Bark mulch with leaf litter, stone slabs, a cork hide), a heat source with a thermostat, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.

The complete, interactive care database is in the Reptoria app.

Last updated: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Lampropeltis_knoblochi, https://reptile-database.reptarium.cz/species?genus=Lampropeltis&species=knoblochi

All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).