The first new oil refinery in the country in 50 years will open in Brownsville, President Donald Trump announced.

According to a Tuesday social media post, America First Refining will be coming to the Port of Brownsville as part of a $300 billion deal.

Trump called the deal a “massive win” for workers and the South Texas region, and said the refinery will fuel the markets, strengthen national security, boost energy production and deliver billions of dollars in economic impact.

Read Trump’s full statement below:

President Donald J. Trump announces that America First Refining is opening the FIRST new U.S. Oil Refinery in 50 YEARS in Brownsville, Texas. ????

This is what AMERICAN ENERGY DOMINANCE looks like. ?? pic.twitter.com/UTOW7wECCI

— The White House (@WhiteHouse) March 10, 2026

In a statement, the Port of Brownsville said the project has bene developing for more than 12 years.

Read the statement in full below:

"The Port of Brownsville welcomes today’s announcement regarding the America First Refining project, a development that has been more than 12 years in the making. We are pleased to see this long-planned investment moving toward fruition and thank President Donald J. Trump and his administration for their support in advancing opportunities that strengthen America’s energy infrastructure.

This project represents an exciting step forward for our region, and our Port leadership remains committed to attracting transformative investments that create good-paying jobs and expand economic opportunity for the people of the Rio Grande Valley and the State of Texas."

This is a developing story, check back for updates.