Directly north of Pasadena, it is located approximately 14 miles (23 km) from Downtown Los Angeles. Its population was 42,846 at the 2020 census, up slightly from a 2010 figure of 42,777. In early 2025, the community was severely impacted by the Eaton Fire.

Altadena is an unincorporated area and census-designated place in the Verdugo Mountains region of Los Angeles County, California, approximately 14 miles from downtown Los Angeles, and directly north of the city of Pasadena, California.

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 neighborhood of Pasadena, California. The population was 42,777 at the 2010 census, up from 42,610 at the 2000 census.

Nov 3, 2012 · Altadena is an unincorporated community of Los Angeles County, next to and within the foothills of the San Gabriel Mountains. It is bounded on three sides by wilderness (the Arroyo Seco, Angeles National Forest, and Eaton Canyon), and on the south by the city of Pasadena.

Altadena is an unincorporated census-designated place of Los Angeles County in the state of California, in the United States. 42,846 people were living in Altadena as of 2020. [3] . It is about fourteen miles from downtown Los Angeles. It was built as a suburb of Pasadena in 1887.

Jan 14, 2025 · There was no official alert about the wildfire barreling toward the mountainous community of Altadena, California, Erion Taylor remembers. Instead, she got a text from her neighborhood group chat ...

Jan 16, 2025 · Altadena, California, has one of California’s oldest and most affluent middle-class Black neighborhoods. That neighborhood was affected by the 2025 Eaton Canyon fire, which destroyed more than 1,000 homes across the entire Altadena community.

Altadena is an unincorporated area, and census-designated place in the San Gabriel Valley and the Verdugos regions of Los Angeles County, California. Directly north of Pasadena, it is located approximately 14 miles from Downtown Los Angeles. Its population was 42,846 at the 2020 census, up slightly from a 2010 figure of 42,777.

Altadena is the northernmost portion of Rancho San Pascual as established by the Mexican Government in 1826 after they had claimed independence from Spain. California was annexed in the Treaty of Guadalupe Hidalgo in 1848 and became a state in 1850. The Mexican Ranchos were then open to settlement from other parts of the Country.

Jan 8, 2020 · Things to Do in Altadena, California: See Tripadvisor's 998 traveler reviews and photos of Altadena tourist attractions. Find what to do today, this weekend, or in February. We have reviews of the best places to see in Altadena. Visit top-rated & must-see attractions.