The Gross Domestic Product (GDP) is a significant indicator of the economic well-being of McAllen, Texas. As per the latest data, the total GDP of McAllen-Edinburg-Mission, TX (MSA) was 25,508.724 million dollars in the year 2021. This value represents the market worth of all final goods and services produced within the metropolitan area.

The consistent growth of the GDP in McAllen is a sign of a thriving economy and an increase in the production and consumption of goods and services. This economic expansion can result in the generation of more job opportunities, higher incomes, and an overall improvement in the standard of living for the people residing in the area.

The main industrial sectors in McAllen, Texas, are:
Automotive manufacturing has been a key industry in the McAllen/Reynosa International Metro for decades, with a concentration of Tier I and II automotive suppliers.
Aerospace: McAllen has a thriving aerospace industry employing over 3,000 people. General Electric Aviation refurbishes aircraft engine parts and SpaceX designs spacecraft for Mars.
Since the 1980s, manufacturing has been a significant industry in the McAllen/Reynosa International Metro area, spanning automotive, aerospace, medical, and electronics sectors.
Food and Beverage Production: The economy of the McAllen-Edinburg-Mission area is well-balanced, anchored by major companies such as Frito-Lay and H-E-B.
McAllen boasts a thriving healthcare services industry, with a notable presence of medical facilities and providers.
Economic diversity plays a crucial role in enabling a city to endure economic fluctuations and promote sustainable growth in the long run.