San Mateo Sun

54.5 percent of people 25 years or older had an associate's degree or higher in Altadena CDP in 2020, according to data obtained from the U.S. Census Bureau.

This was 11.8 percent higher than the state average of 42.7 percent. In 2020 the total municipality population reached 43,037.

89.5 percent of the population had at least a high school diploma or the equivalent.

Degree	Number of people	Percentage of population
No degree	3,351	10.5
Regular high school diploma	4,547	14.2
GED or alternative credential	378	1.2
Some college, less than 1 year	1,415	4.4
Some college, 1 or more years, no degree	4,835	15.1
Associate's degree	2,748	8.6
Bachelor's degree	7,180	22.5
Master's degree	4,732	14.8
Professional school degree	1,378	4.3
Doctorate degree	1,386	4.3

*All data is for residents who were at least 25 years old in 2020.