In the Texas state, specifically in the Brownsville urban area, is Zip Code 78504. Hidalgo County is the primary location of zip code 78504. MCALLEN, Texas is the designated designation for 78504 by the US Postal Service. Parts of zip code 78504 are located inside or close to the boundaries of the cities of McAllen, Edinburg, and Palmhurst. In compared to other zip codes in Texas, the socioeconomic class of zip code 78504 can be categorised as Middle Class (Area Code: 956).

The county unemployment rate is currently 8.4%, which is higher than the state unemployment rate of 4.4% and the current national unemployment rate of 3.9%. The current unemployment rate in 78504 is 5.4%.

The 2010 US Census shows that over the previous ten years, the population of 78504 rose from 32807 to 48703 people. While Hispanics make up the majority of students in 78504’s public schools, White people make up the majority of residents in the zip code. In the 78504 public schools, 61.2% of students participate in free or reduced meal programmes or are eligible to do so.