The Reno metro region is where Zip Code 91342 is situated in the state of California. Los Angeles County is the primary location of zip code 91342. SYLMAR, California is the designated name for 91342 by the US Postal Service. Zip code 91342 is located inside area codes 818, 747, and 661 and borders or is partially within the municipal limits of Los Angeles, San Fernando, and Santa Clarita, California. In compared to other zipcodes in California, the socioeconomic class of 91342 may be categorised as Middle Class.

The county unemployment rate is currently 5.3%, lower than the state unemployment rate of 4.1%, and higher than the current national unemployment rate of 3.5%. The current unemployment rate in 91342 is 4.9%.

The 2010 US Census shows that over the previous ten years, the population of 91342 rose from 81970 to 91725. While Hispanics make up the majority of the population in 91342 and the majority of students enrolled in its public schools, In the 91342 public schools, 83.7% of students participate in free or reduced lunch programmes or are eligible to do so.