Port Mansfield sits at the junction of the South Texas coast and the Laguna Madre, serving as a vital maritime gateway where the Port Mansfield Channel cuts through the barrier islands to the Gulf. This landscape is defined by the heavy presence of the Intracoastal Waterway and the expansive waters of Red Fish Bay, illustrating a regional economy built on coastal navigation and transport. The local infrastructure, including the Charles R Johnson Airport and a network of residential and access roads like S Shore Dr and Matagorda Dr, clusters near the waterfront. To the south, El Sauz Island marks the transition into the marshy terrain of the lower coast, while the northern boundary highlights the rural divide between Kenedy Co and Willacy Co.
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This is the sole edition of this map. No revisions or reprints were ever made.
1921 · Tarida Ranch
USGS Topo · 1:62,500
1951 · South of Potrero Lopeno NE
USGS Topo · 1:24,000
1952 · Green Island
USGS Topo · 1:24,000
1952 · South of Potrero Lopeno NW
USGS Topo · 1:24,000
1952 · South of Potrero Lopeno SE
USGS Topo · 1:24,000
1952 · Hawk Island
USGS Topo · 1:24,000
1952 · Port Mansfield
USGS Topo · 1:24,000
1952 · South of Potrero Lopeno
USGS Topo · 1:62,500
1953 · Brownsville
USGS Topo · 1:250,000
1955 · La Leona
USGS Topo · 1:62,500