Immaculate Conception Cathedral, Roman Catholic cathedral in Brownsville, United States

Immaculate Conception Cathedral is a Gothic Revival church at 1218 East Jefferson Street in Brownsville, Texas, built in 1856 to a design by Peter Yves Keralum, a Missionary Oblate of Mary Immaculate. It serves as the cathedral church of the Roman Catholic Diocese of Brownsville and was listed on the National Register of Historic Places in 1980 as Immaculate Conception Church.

The building was constructed in 1856, serving as a significant religious landmark from the 19th century. It later received recognition as a Texas Historic Landmark and was added to the National Register of Historic Places in 1980.

The community gathers here for services in both English and Spanish, reflecting how the local population uses the space as a shared spiritual center. Visitors can observe how people from different backgrounds come together for daily worship and religious celebrations.

The cathedral holds regular services throughout the week at various times for those wishing to attend. Visitors should check ahead for current opening times and any special schedules, as hours can vary depending on the day and special events.

The cathedral's rectory once functioned as a seminary for the Missionary Oblates of Mary Immaculate and provided shelter for priests fleeing turmoil south of the border. This building served as a refuge during unstable periods in the region's history.