Are There Voles in California?
Yes, voles are found throughout California in suitable habitats from the coast to the mountains. Several vole species occur across California's diverse regions, particularly in grasslands, wetlands, and forests. These small rodents play important ecological roles as prey for hawks, owls, and snakes throughout the state.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 22, 2026.
California Vole · Cricket Raspet CC BY
Woodland Vole · Violet T. CC BY
Eastern Meadow Vole · rubyheron CC BY-ND
- 22,739
- GBIF records
Yes, voles are in California. Next you'll want:
Yes, voles are found throughout California in suitable habitats from the coast to the mountains. Several vole species occur across California's diverse regions, particularly in grasslands, wetlands, and forests. These small rodents play important ecological roles as prey for hawks, owls, and snakes throughout the state.
Where in California Voles Are Found
Voles are widespread across California in suitable habitats but absent from the hottest deserts. Northern California supports abundant vole populations in the Sierra Nevada foothills, coastal redwood regions, and grasslands. The Central Valley historically supported numerous voles in wetland and riparian habitats, though drainage has reduced suitable areas. Coastal California from Mendocino County south to San Luis Obispo supports vole populations in coastal prairies and grasslands. The San Francisco Bay Area marshes and surrounding grasslands harbor voles. The Sacramento Valley and surrounding foothills provide vole habitat in agricultural areas and remaining natural grasslands. Mountain voles occur throughout the Sierra Nevada from 4,000 to 12,000 feet elevation. Southern California deserts including the Mojave and Colorado deserts lack voles due to lack of suitable habitat. The San Bernardino and San Jacinto mountains support alpine vole populations. Learn more about California'swildlife diversityacross varied ecosystems.
Season and Timing in California
California voles are active year-round with no hibernation. Northern California voles show distinct seasonal patterns with breeding peaks in spring and early summer. Coastal populations may breed year-round in mild climates with suitable moisture. Mountain voles in the Sierra Nevada concentrate breeding activity in summer months when snow melts and vegetation emerges. Winter rains in California trigger population growth in grassland and wetland habitats. Drought years can dramatically reduce vole populations as vegetation wilts and water becomes scarce. Summer heat in California's interior valleys reduces surface activity as voles remain in cooler underground burrows. Fall populations often spike as juveniles mature before winter. Northern California voles show more pronounced seasonal cycles than southern populations. Water availability is often the limiting factor for California vole populations rather than temperature. For more on vole in California, see ourCalifornia vole guide.
How to Identify a Vole
California voles range from four to seven inches long including short tails. They have compact, strong bodies with rounded heads and small ears usually hidden in fur. Fur color ranges from brown to greyish-brown depending on species, season, and location. Northern California populations may show darker fur than southern or coastal populations. The fur is dense and soft, adapted for protection in diverse climates. Eyes are tiny and frequently obscured. Voles have high-crowned molars for grinding plant material, distinguishing them from mice. Male and female voles appear similar though males may be slightly larger. Coastal populations may be larger than inland populations. Seasonal coat changes occur with winter pelage being thicker. Vole droppings are small, dark, rice-shaped pellets found in runways and burrows. Burrow entrances are typically three-eighths to one-half inch in diameter. You can also browseCalifornia wildlife.
Where Sightings Concentrate in California
Voles concentrate in undisturbed grasslands and meadows throughout California. Coastal prairies from Mendocino south to San Luis Obispo support significant vole populations. Wetland areas including marshes, swamps, and riparian zones throughout the state harbor voles. The few remaining Central Valley wetlands support concentrated vole populations. Sierra Nevada meadows above 4,000 feet provide excellent habitat. Mountain stream corridors in the Cascades and Sierra Nevada support vole populations. Restored wetland and prairie areas often attract voles within one to two seasons. Pastures and hayfields in northern California support healthy vole areas. Oak woodland understory areas in central California provide suitable habitat. The understory of young forest stands recovering from fire or timber harvest can support voles. Explore Californiawildlife habitatsand species distributions by region.
Typical Vole Behavior
California voles are herbivorous rodents feeding on grasses, clover, roots, seeds, and bulbs. They are most active during twilight hours and night, though they may forage throughout the day. A single vole consumes about 25 percent of its body weight daily in plant material. Voles are burrowing animals creating tunnel systems called runways just beneath the soil surface. They are social animals living in family groups with overlapping territories. Voles produce high-pitched squeaks and ultrasonic calls for communication and territory defense. Breeding extends from spring through fall with females producing two to four litters per year. Litter size averages four to five pups. California voles show variable population cycles influenced by rainfall and food availability. Hawks, owls, coyotes, weasels, and snakes are primary predators that regulate vole populations.
Coexistence and Safety Notes
Voles pose no threat to humans and are completely harmless. They do not bite, scratch, or carry rabies or serious diseases. In natural settings, voles benefit ecosystems by aerating soil and serving as prey for raptors and snakes. Voles are not protected by special regulations in California, though they play ecological roles. In gardens or landscaping, voles rarely cause significant damage in California's dry climate where suitable habitat is limited. Removing dense vegetation and wet areas discourages vole presence. Providing habitat for vole predators like hawks and owls naturally controls populations. Voles are used by wildlife researchers and educators as food for snakes and raptors. Encountering live voles is uncommon for most California residents outside grassland and wetland areas. If found indoors, release voles gently outside in suitable habitat. Voles are important members of California'swildlifeareas and food webs.
Common Species People Confuse with Voles
Shrews are frequently mistaken for voles but have pointed snouts and smaller eyes. Shrews are insectivorous rather than herbivorous. House mice cause occasional confusion but have larger ears and longer tails than voles. White-footed deer mice in California forests have bicolored tails and larger eyes. Harvest mice are smaller than voles with more slender builds. California ground squirrels and rock squirrels are much larger with bushy tails. Pocket gophers are larger with external cheek pouches and distinctive tunneling behavior. Pocket mice are smaller and have different habitat requirements. Star-nosed moles do not occur in California. Eastern moles do not occur in California. Consulting field guides forCalifornia wildlifehelps identify similar species correctly.
Frequently Asked Questions
Q: Are voles dangerous to humans in California? A: No, voles are harmless and do not bite, scratch, or transmit diseases to people. Q: When do voles breed in California? A: Voles breed from spring through early fall with most breeding occurring April through September. Q: How can I tell if voles live on my California property? A: Look for small surface-level runways in grass and tiny one-half inch diameter burrow holes in affected areas. Q: What eats voles in California? A: Red-tailed hawks, barn owls, northern harriers, coyotes, weasels, and gophter snakes are vole predators in California.
Plan your vole sighting in California
22,739 verified vole records have been logged in California, most recently in 2026. See the GBIF records.
Where to look in California
- Alcatraz Island · Wildlife Watching, Birdwatching · Find hotels
- Cabrillo National Monument · Wildlife Watching, Birdwatching · Find hotels
- Channel Islands National Park · Wildlife Watching, Birdwatching · Find hotels
- Death Valley National Park · Wildlife Watching, Birdwatching · Find hotels
- Devils Postpile National Monument · Wildlife Watching · Find hotels
- Golden Gate National Recreation Area · Wildlife Watching, Birdwatching · Find hotels
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