For the 78th Congress, there were 32 districts and 1 at-large seat.
No black has ever been elected to an at-large seat.
Currently, one of the at-large seats is held by a black.
A year later, he was elected to the at-large seat.
From 1913 to 1915 only, an at-large seat was created.
From 1933 to 1937 only, an at-large seat was created.
From 1943 to 1945 only, an at-large seat was created.
Texas has had at-large congressional seats at various times in its history.
For the 48th Congress, a new at-large seat was added to the 9 districts.
Briefly, for the 43rd Congress, a second at-large seat was used.