San Francisco, Oakland, and San Jose make up the metro area where Zip Code 94521 is situated in the state of California. Contra Costa County is the primary location of zip code 94521. CONCORD, California is the designated name for 94521 by the US Postal Service. Parts of the 94521 zip code are located in or close to the cities of Clayton, Pittsburg, Walnut Creek, and Concord in California. The zip code 94521’s area code is 925. In comparison to other zipcodes in California, 94521 can be categorised socioeconomically as a Middle Class class.

The current unemployment rate in 94521 is 2.9%, which is lower than the county’s current rate of 4.7%, the state’s current rate of 4.0%, and the current rate of 3.9% for the entire country.

The 2010 US Census shows that over the previous ten years, the population of 94521 rose from 39887 to 41249. White people make up the majority of both the population in 94521 and the students enrolled in its public schools. In the 94521 public schools, 37% of students participate in or are eligible for free or reduced lunch programmes.