Altadena is a cdp located in Los Angeles County, in the state of California (CA), United States. Nestled in the Pacific division of the West region, it covers an area of 8.7 square miles (23.0 km²) and sits at an elevation of 1342 ft. With a population of approximately 42,610 residents, Altadena offers a vibrant community life.
The town's population is composed of about 47.87% males and 52.13% females, and it has a population density of N/A (N/A). Altadena lies at a latitude of 34.19 and a longitude of -118.13, operating in the UTC-8.
Locals reflect a blend of American ancestry, with roots primarily in United States (2.8%), followed by English (7.4%), German (7.8%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 91001.