Are There Centipedes in Las Vegas?
Centipedes are extremely rare in Las Vegas and virtually absent from the surrounding Mojave Desert. The city's arid climate and intense heat create inhospitable conditions for these moisture-loving arthropods. Any centipedes found near homes typically arrived accidentally in soil or mulch shipments. Learn what to expect if you encounter one in the Las Vegas valley.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 23, 2026.
Strigamia bothriopus · Judy Gallagher CC BY-SA
Common Desert Centipede · Public domain CC0
Common Desert Centipede · Evrytte Carlson CC BY
- 8
- species recorded
- 163
- GBIF records
- April, March, May
- peak months
Yes, centipedes are in Nevada. Next you'll want:
Verified species, source iNaturalist
3 types of centipedes recorded in Nevada
3 centipede species have a verified observation record in Nevada, each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.
2 of the 3 shown are recorded as introduced to Nevada rather than native.
- No openly licensed photo yet1
- No openly licensed photo yet2
- No openly licensed photo yet3
Plus 9 more recorded only rarely (fewer than 10 verified sightings). Counts from verified iNaturalist observations.
Real sighting data, source iNaturalist
429 verified observations on iNaturalist of centipede have been recorded in Nevada, most often in April, March, May.
When centipede are recorded in Nevada
Centipedes are extremely rare in Las Vegas and virtually absent from the surrounding Mojave Desert. The city's arid climate and intense heat create inhospitable conditions for these moisture-loving arthropods. Any centipedes found near homes typically arrived accidentally in soil or mulch shipments. Learn what to expect if you encounter one in the Las Vegas valley.
Where Centipedes Are Found in and Around Las Vegas
Centipedes require moisture and humidity to survive, making the Las Vegas area an extremely inhospitable environment for these arthropods. The Mojave Desert's arid climate, with less than four inches of annual rainfall annually, simply does not support sustainable centipede populations. While centipedes might theoretically exist in the surrounding region, they are not established residents of Clark County or southern Nevada. Anycentipedes found in Las Vegashave almost certainly arrived by accident, transported in potting soil, mulch, or landscaping materials from more humid climates. The rare occasions when centipedes do appear near residential neighborhoods in Summerlin, Downtown, or near Boulder City are typically the result of shipments from businesses located in more temperate regions. Basements, crawl spaces, and garages may occasionally harbor a stray centipede, but these are transient visitors rather than native inhabitants. The Colorado River and associated riparian zones near Las Vegas create marginally more humid microclimates, but even these areas do not reliably support centipede populations. Understanding thatcentipedes are not true residentsof the Las Vegas area helps explain why sightings are so extraordinarily uncommon compared to more humid parts of the country.
Season and Timing for Centipede Encounters
Because centipedes are not native to Las Vegas, there is no true seasonal pattern for their presence in the city. The city's summer temperatures frequently exceed 110 degrees Fahrenheit, creating conditions lethal to most centipede species regardless of adaptation. If a centipede were to arrive in Las Vegas during winter months, it might survive longer in heated buildings or protected crawl spaces with some moisture. Spring and fall offer slightly cooler temperatures, but the chronic lack of humidity remains the primary limiting factor preventing establishment. Any centipede activity in the Las Vegas valley would be entirely incidental and unrelated to seasonal cycles. Most centipedes accidentally introduced to the region do not establish breeding populations due to environmental stress. Residents should not expect to findcentipedes during any particular season, as their presence is so rare that timing becomes irrelevant. If you encounter one in Las Vegas, it represents an exceptional circumstance rather than a predictable seasonal occurrence. Understanding this rarity helps residents understand that finding a centipede should not trigger fears about infestation or established local populations.
How to Identify a Centipede
Centipedes are elongated arthropods with a distinctive structure that makes them relatively easy to identify once you know what to look for. They possess one pair of legs per body segment, ranging from 15 to over 300 legs depending on the species. Their flattened, worm-like bodies range in color from yellowish and brown to reddish and dark brown shades. Most North American centipede species measure between two and six inches long, though some species can reach over a foot in length. Centipedes have a rounded head with two long, thread-like antennae extending from the front and venomous fangs called forcipules used to capture prey. Unlike millipedes, which have two pairs of legs per segment and move slowly, centipedes move quickly and deliberately through their environment. Their segmented bodies have legs extending outward from the sides rather than underneath. If you find a fast-moving, elongated arthropod with prominent antennae and numerous legs in Las Vegas, it is likely a centipede. Centipedes prefer dark, damp locations and are generally shy, even when accidentally transported to the desert. For more on centipede in Nevada, see ourNevada centipede guide.
Where Sightings Would Concentrate Near Las Vegas
Centipede sightings in the Las Vegas area are so extraordinarily rare that identifying specific concentration zones is largely academic. If a centipede were found in Las Vegas, it would most likely be found indoors where humans have created more humid microclimates through air conditioning, plumbing, and indoor gardening activities. Basements, crawl spaces, and utility rooms that retain some moisture offer the highest probability of temporary centipede occupancy. Homes in developed neighborhoods like Summerlin or newer master-planned areas with advanced irrigation systems might accidentally create localized humid conditions that could temporarily support a stray centipede. Near landscaping businesses or garden centers that receive soil shipments from distant humid regions, the chances of accidental centipede arrival increase marginally. The Colorado River corridor and riparian areas like the Las Vegas Wash represent the region's most naturally humid zones, but even these desert waterways do not reliably host established centipede populations. Red Rock Canyon and Valley of Fire State Park, popular outdoor destinations near Las Vegas, have environmental conditions even more hostile to centipedes than the city itself. In practical terms, residents should not expect to find centipedes anywhere in the Las Vegas area, whether indoors or in outdoor recreation areas. You can also browseNevada wildlife.
Typical Centipede Behavior and Habits
Centipedes are solitary, predatory arthropods that hunt small insects, spiders, and other invertebrates under cover of darkness. They are primarily nocturnal, emerging at night to search for food in soil and leaf litter where moisture is higher. Centipedes rely critically on moisture to breathe through their skin, making them strictly dependent on humid environments for survival. They move quickly and deliberately when hunting but remain hidden during daylight hours in dark, sheltered locations. Most centipede species are not aggressive toward humans but will deliver a bite if directly threatened or handled roughly. The bite delivers venom through their specialized fangs but causes only minor effects in humans, comparable to a wasp sting or mosquito bite. Centipedes in more humid climates lay eggs in soil or protected spaces, but this reproductive cycle is impossible in Las Vegas given the extreme aridity. If a centipede accidentally arrives in Las Vegas, it would face an extremely challenging survival situation unlike its natural habitat. The intense heat and low humidity would cause rapid dehydration and death. Most accidentally transported centipedes would not survive more than a few days in the city's harsh environment. See all of ourwildlife guides.
Safety and Coexistence with Centipedes
If you find a centipede in your Las Vegas home, the discovery should not cause alarm despite their somewhat intimidating appearance and movement. Centipedes are actually beneficial arthropods because they prey on household pests like insects, spiders, and other small arthropods. They are not aggressive toward humans unless directly handled or threatened and pose no threat to people, pets, or property. If you encounter a centipede indoors, the safest approach is to gently guide it outside using a broom or into a container and release it. Avoid bare-handed handling if possible, as a defensive bite is technically possible though unlikely and very minor. Wear gloves if you must handle one directly. In the extremely unlikely event of a centipede bite, the minor venom causes only localized pain similar to an insect sting. No medical intervention or treatment is needed for typical centipede bites from species found in North America. To prevent any arthropods from entering your home, seal cracks and crevices around doors and windows, reduce moisture sources, and maintain proper drainage. In Las Vegas, such preventive measures are more about general pest control than specific centipede concern.
Species People Confuse with Centipedes
Las Vegas residents who find an arthropod might initially confuse it with a centipede when in fact it could be another creature entirely. Millipedes are frequently mistaken for centipedes, though the two are quite distinct upon closer examination. Millipedes have two pairs of legs per body segment while centipedes have one pair, and millipedes move slowly and curl into a protective spiral when threatened. Millipedes are generally brown or dark colored and measure up to two inches long in most species. Camel crickets, also called cave crickets or spider crickets, occasionally appear in Las Vegas homes and might cause confusion. These insects have long hind legs and humped backs but lack the numerous legs characteristic of centipedes. Earwigs might also cause confusion due to their elongated bodies and cerci, the tail-like appendages at their rear. However, earwigs are much smaller and flatter than centipedes. Scorpions, which are quite common in the Las Vegas desert, have eight legs and a curved tail with a stinger but lack the numerous legs of centipedes. Once you understand the key distinguishing features of centipedes, confusion with other arthropods becomes unlikely in most situations.
Frequently Asked Questions About Centipedes
Do centipedes live in Las Vegas? No, centipedes do not establish populations in Las Vegas because the Mojave Desert climate is far too arid and hot for survival. The city's low humidity and intense heat create inhospitable conditions for these moisture-dependent arthropods year-round. Are centipedes dangerous if I find one in my home? Centipedes are not dangerous to humans, though they can deliver a minor bite if directly threatened or handled. Any bite is comparable to an insect sting and requires no medical attention or treatment. What should I do if I see a centipede in my Las Vegas home? Guide it outside using a broom or container while wearing gloves if you prefer. Because centipedes are rare in the Las Vegas region, this experience is exceptional rather than indicating an infestation. How can I prevent centipedes from entering my Las Vegas home? Seal cracks around doors and windows, reduce excess moisture in crawl spaces, and maintain proper foundation drainage. In Las Vegas, these general pest-prevention measures are more effective than centipede-specific strategies since centipedes are not part of the local ecosystem or wildlife.
Plan your trip
Best time to see centipede in Nevada: April, March, May
See the month-by-month sighting calendar.
Plan your centipede sighting in Nevada
163 verified centipede records have been logged in Nevada. See the GBIF records.
Where to look in Nevada
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- California National Historic Trail · Find hotels
- Old Spanish National Historic Trail · Find hotels
More places to see centipede
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