page_title: Altadena, California
hierarchical_section_title: Altadena, California
caption_attribution_description: Eaton Canyon, reservoir and wash from the air
context_page_description: Altadena is an unincorporated area and census-designated place in Los Angeles County, California, United States, approximately 14 miles from the downtown Los Angeles Civic Center, and directly north of the city of Pasadena, California. The population was 42,777 at the 2010 census, up from 42,610 at the 2000 census.
context_section_description: Altadena is an unincorporated area and census-designated place in Los Angeles County, California, United States, approximately 14 miles (23 km) from the downtown Los Angeles Civic Center, and directly north of the city of Pasadena, California.  The population was 42,777 at the 2010 census, up from 42,610 at the 2000 census.
caption: Aerial view of Altadena and Eaton Canyon
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