Port Mansfield, Texas
Port Mansfield is located at 26°33′20″N 97°25′52″W (26.555453, -97.431051).
According to the United States Census Bureau, the CDP has a total area of 5.7 square miles (14.8 km²), of which, 5.2 square miles (13.5 km²) of it is land and 0.5 square miles (1.3 km²) of it (8.76%) is water. A navigational channel connects Port Mansfield to the Intracoastal Waterway, and then to the Gulf of Mexico, cutting through South Padre Island.
The cut through South Padre Island has shoaled considerably and as of early 2008, only shallow draft boats could safely enter at the Mansfield cut. The channel was dredged in the winter months of 2009-2010 by the United States Army Corps of Engineers using Federal relief money following Hurricanes Rita and Dolly. The channel is now 16-20 deep with all the dredge tailings making a spectacular beach on the north side of the jetty.
At the census of 2000, there were 415 people, 187 households, and 137 families residing in the CDP.
Port Mansfield is served by the San Perlita Independent School District.
In addition, South Texas Independent School District operates magnet schools that serve the community.
The town has an official web site
Overlooking Port Mansfield Harbour