Azusa is a city in the San Gabriel Valley, at the foot of the San Gabriel Mountains in Los Angeles County.
The A on the San Gabriel Mountains represents the city of Azusa, and can be seen within a 30-mileradius. The population 50,000+ and growing and influxes during the school year due to the Azusa Pacific University student body. Azusa is located along historic Route 66, which passes through the city on Foothill Boulevard and Alosta Avenue.