What is Rio South Texas?
The Rio South Texas Region is a binational area located in southern Texas (United States) and northern Tamaulipas (Mexico), It is considered one of the most active economic and trade corridors between the two countries. The region has been promoted as a brand to foster cross-border collaboration, economic development, and foreign direct investment.
The Rio South Texas Region brand aims to position the area as a strategic point for binational competitiveness, promoting trade integration and collaboration between public and private sectors in both countries.
Geographic
Location
The region is strategically located between southern Texas and northern Tamaulipas.
It borders the Mexican states of Nuevo León and Coahuila and connects with major economic centers such as San Antonio, Austin, Dallas, and Houston in the United States, and Monterrey, Saltillo, and San Luis Potosi in Mexico
Cities in the Region
The Rio South Texas Region encompasses a number of key cities across southern Texas and northern Tamaulipas. These cities serve as strategic hubs for trade, manufacturing, logistics, and cross-border collaboration.
South Texas main cities
- • Laredo
- • Zapata
- • Roma
- • Rio Grande
- • Mission
- • McAllen
- • Edinburg
- • Pharr
- • Donna
- • Weslaco
- • Mercedes
- • Harlingen
- • Brownsville
- • San Benito
- • Raymondville
- • South Padre Island
North Tamaulipas cities
- • Nuevo Laredo
- • Guerrero
- • Mier
- • Miguel Alemán
- • Reynosa
- • Río Bravo
- • Valle Hermoso
- • Matamoros
Population
The Rio South Texas Region has an estimated total population of 3,015,018 inhabitants, distributed across seven counties in South Texas and multiple municipalities in Northern Tamaulipas.
- South Texas: 1,082,027 inhabitants
- Northern Tamaulipas: 1,932,991 inhabitants
- Total: 3,015,018 inhabitants
News & Contents
September 1, 2025Let’s Do Business in Texas: Querétaro Connects with the Rio South Texas Region
Querétaro hosted Let’s Do Business in Texas, an event designed to strengthen economic integration between […]
August 28, 2025Rio South Texas Region is present at the 32nd Annual Pathways for Trade Symposium, organized by the Laredo Economic Development Corporation.
This year’s theme, “The New Era of Trade: Perspectives & Opportunities,” convenes global industry leaders […]
August 28, 2025Rio South Texas Region Introduces Industrial DataSystem to Reynosa Maquiladora Companies
As part of the course “Updates in Foreign Trade and Compliance” organized by O&P Tax […]
August 27, 2025The Best and Affordable Quality of Life in Rio South Texas Region
In business, success is important. But where you live, work, and raise your family matters […]
August 26, 2025Strengthening Transatlantic Bridges for Growth
Rio South Texas Region proudly participated in the 2025 Transatlantic Business & Investment Conference (TBIC) […]
August 23, 2025Strengthening Economic Integration: “Let’s Do Business in Texas” Event Held in Monterrey, Nuevo Leon
To strengthen economic integration between Mexico and the Rio South Texas Region, Monterrey, Nuevo Leon […]
August 22, 2025Strengthening Industrial Ties between Rio South Texas Region and Grupo Ramon Garcia Mexico
On Tuesday 19, Adam Gonzalez, CEO of COSTEP – Council for South Texas Economic Progress, […]
August 22, 2025Rio South Texas Region Congratulates Rene Xavier Gonzalez, New President of CODEM
The Rio South Texas Region proudly congratulates Rene Xavier Gonzalez on his inauguration as President […]
August 20, 2025Rio South Texas Region Strengthens Business Ties in Queretaro
With the goal of strengthening economic integration between South Texas and Central Mexico, the Rio […]
August 15, 2025Rio South Texas Region Presents Binational Auto Cluster and DataSystem in Laredo
In a gathering that brought together leaders from Nuevo Laredo and Laredo, the Rio South […]
August 14, 2025Rio South Texas Region at the Greater Mission Chamber of Commerce Buenas Tardes Luncheon
Rio South Texas Region extends a sincere thank you to the Greater Mission Chamber of […]
August 13, 2025Rio South Texas Region Binational Autocluster Participates in INDEX Reynosa Monthly Member Meeting
Rick Carrera, Director of Economic Development at COSTEP, took part in the monthly member meeting […]
August 13, 2025Why Global Companies Choose Rio South Texas Region: Skilled, Bilingual, Ready-to-Work Talent
When global companies look for the right location to grow, workforce quality is often the […]
August 11, 2025Over 143 Industrial Parks Drive Growth in the Rio South Texas Region
The Rio South Texas Region is home to a dynamic and diverse business ecosystem, where […]
August 8, 2025Harlingen: The Strategic Logistics Gateway That Works For You
Harlingen, Texas, sits at the heart of the Rio South Texas Region—perfectly positioned to move […]
August 7, 2025COSTEP Engages with Regional Partners at Texas Small Business Summit in Pharr, TX.
COSTEP proudly participated in the Governor’s Small Business Summit held today in Pharr, Texas—an event […]