Arnold is a cdp located in Calaveras County, in the state of California (CA), United States. Nestled in the Pacific division of the West region, it covers an area of 14.8 square miles (38.0 km²) and sits at an elevation of N/A. With a population of approximately 4,218 residents, Arnold offers a peaceful, rural atmosphere.
The town's population is composed of about 50.73% males and 49.27% females, and it has a population density of 285.00 people per square mile (110.04/km²). Arnold lies at a latitude of 38.25 and a longitude of -120.35, operating in the UTC-8.
Locals reflect a blend of American ancestry, with roots primarily in United States (4.9%), followed by English (19.8%), German (19.8%), and Scotch-Irish (5.1%) heritage. The town is identified by the ZIP code 95223.