List of reptiles of Washington
# List of reptiles of Washington

## Lizards

### Iguanids (family Iguanidae)

| Common name | Scientific name | Conservation status | Description |
| - | - | - | - |
| Pygmy short-horned lizard | Phrynosoma douglasii | Not evaluated | Maximum size is approximately 65 millimetres (2.6 in). |
| Sagebrush lizard | Sceloporus graciosus | Least concern | Adults reach up to 60 millimetres (2.4 in) |
| Side-blotched lizard | Uta stansburiana | Least concern | Adults reach 55 millimetres (2.2 in). |
| Western fence lizard | Sceloporus occidentalis | Least concern | Adults approximately 5.6–8.7 centimetres (2.2–3.4 in) |

### Skinks (family Scincidae)

| Common name | Scientific name | Conservation status | Description | Photograph |
| - | - | - | - | - |
| Western skink | Eumeces skiltonianus | Least concern | Adults are approximately 5.4–8.6 centimetres (2.1–3.4 in). | |

### Alligator lizards (family Anguidae)

| Common name | Scientific name | Conservation status | Description | Photograph |
| - | - | - | - | - |
| Northern alligator lizard | Elgaria coerulea | Least concern | Maximum size is 100 millimetres (3.9 in). | |
| Southern alligator lizard | Elgaria multicarinata | Least concern | Adults are approximately 141 millimetres (5.6 in). | |

## Snakes

### Colubrids (family Colubridae)

| Common name | Scientific name | Conservation status | Description |
| - | - | - | - |
| California mountain kingsnake | Lampropeltis zonata | Least concern | Nonvenomous; adults reach 50–100 centimetres (20–39 in). |
| Common garter snake | Thamnophis sirtalis | Least concern | Nonvenomous; adults reach up to 137.2 centimetres (54.0 in) |
| Bull snake (Great Basin gopher snake) | Pituophis catenifer deserticola | Least concern | Nonvenomous, but can be aggressive; adults reach 180 centimetres (71 in). |
| Gopher snake (Pacific gopher snake) | Pituophis catenifer catenifer | Not evaluated | |
| Night snake | Hypsiglena torquata | Least concern | Mildy venomous; adults usually less than 46 centimetres (18 in) |
| Northwestern garter snake | Thamnophis ordinoides | Least concern | Nonvenomous; adults rarely exceed 60 centimetres (24 in) |
| Racer | Coluber constrictor | Least concern | Nonvenomous; adults reach 50–152 centimetres (20–60 in) |
| Ringneck snake | Diadophis punctatus | Least concern | Mildly venomous; adults rarely exceed 55 centimetres (22 in) |
| Sharptail snake | Contia tenuis | Least concern | Nonvenomous; adults usually less than 30 centimetres (12 in) |
| Striped whipsnake | Masticophis taeniatus | Least concern | Nonvenomous; adults reach 90–180 centimetres (35–71 in) |
| Western terrestrial garter snake | Thamnophis elegans | Least concern | Nonvenomous; adults reach 97 centimetres (38 in) |

### Vipers (family Viperidae)

| Common name | Scientific name | Conservation status | Description | Photograph |
| - | - | - | - | - |
| Western rattlesnake | Crotalus viridis | Least concern | Venomous; adults reach 60–150 centimetres (24–59 in) | |

### Boas (family Boidae)

| Common name | Scientific name | Conservation status | Description | Photograph |
| - | - | - | - | - |
| Rubber boa | Charina bottae | Least concern | Nonvenomous; adults rarely exceed 60 centimetres (24 in) in the Pacific Northwest | |

## Turtles

### Family Emydidae

| Common name | Scientific name | Conservation status | Description |
| - | - | - | - |
| Painted turtle | Chrysemys picta | Least concern | Adults are 6–25 centimetres (2.4–9.8 in). |
| Pond slider | Trachemys scripta | Least concern | Non-native species. Adults are approximately 8.9–36.8 centimetres (3.5–14.5 in). |
| Western pond turtle | Actinemys marmorata or Emys marmorata | Vulnerable | Adults are approximately 9–19 centimetres (3.5–7.5 in) carapace length. |
