| Rank |
Congressional District |
Population (2012) |
| 1 |
Texas 22nd Congressional District
|
750,796
|
| 2 |
Texas 26th Congressional District
|
750,127
|
| 3 |
Texas 3rd Congressional District
|
747,284
|
| 4 |
Texas 35th Congressional District
|
745,662
|
| 5 |
Texas 2nd Congressional District
|
744,871
|
| 6 |
Texas 8th Congressional District
|
743,782
|
| 7 |
Texas 31st Congressional District
|
739,975
|
| 8 |
Texas 9th Congressional District
|
738,924
|
| 9 |
Texas 32nd Congressional District
|
733,807
|
| 10 |
Texas 21st Congressional District
|
733,779
|
| 11 |
Texas 18th Congressional District
|
732,701
|
| 12 |
Texas 24th Congressional District
|
732,439
|
| 13 |
Texas 28th Congressional District
|
732,432
|
| 14 |
Texas 25th Congressional District
|
730,018
|
| 15 |
Texas 12th Congressional District
|
728,142
|
| 16 |
Texas 30th Congressional District
|
727,909
|
| 17 |
Texas 16th Congressional District
|
722,987
|
| 18 |
Texas 20th Congressional District
|
722,751
|
| 19 |
Texas 6th Congressional District
|
720,861
|
| 20 |
Texas 15th Congressional District
|
719,557
|
| 21 |
Texas 11th Congressional District
|
718,201
|
| 22 |
Texas 23rd Congressional District
|
717,598
|
| 23 |
Texas 7th Congressional District
|
717,354
|
| 24 |
Texas 34th Congressional District
|
716,416
|
| 25 |
Texas 17th Congressional District
|
715,138
|
| 26 |
Texas 36th Congressional District
|
714,368
|
| 27 |
Texas 5th Congressional District
|
711,115
|
| 28 |
Texas 1st Congressional District
|
710,704
|
| 29 |
Texas 27th Congressional District
|
709,879
|
| 30 |
Texas 10th Congressional District
|
708,122
|
| 31 |
Texas 19th Congressional District
|
707,772
|
| 32 |
Texas 4th Congressional District
|
705,523
|
| 33 |
Texas 14th Congressional District
|
705,051
|
| 34 |
Texas 13th Congressional District
|
703,835
|
| 35 |
Texas 33rd Congressional District
|
703,750
|
| 36 |
Texas 29th Congressional District
|
695,573
|