Texas Congressional District 12

Voters

Registered Voters: 494,295
Active Voters: 466,568 (94.4%)

Party Registration

This state's voter file does not record party registration.

Turnout by Cycle

Cycle	General	Democratic Primary	Republican Primary
2023–2024	316,364 (64.0%)	18,939 (3.8%)	70,267 (14.2%)
2021–2022	214,624 (43.4%)	19,655 (4.0%)	56,991 (11.5%)
2019–2020	279,799 (56.6%)	42,702 (8.6%)	52,093 (10.5%)
2017–2018	198,132 (40.1%)	18,407 (3.7%)	39,689 (8.0%)
2015–2016	201,040 (40.7%)	25,911 (5.2%)	69,819 (14.1%)
2013–2014	102,775 (20.8%)	10,137 (2.1%)	28,167 (5.7%)
2011–2012	158,276 (32.0%)	6,652 (1.3%)	25,147 (5.1%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 08/14/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Citizen Population: 769,504
Citizen Voting Age Population (CVAP): 575,152

Citizen Population by Race/Ethnicity

Group	Citizens	Share
Non-Hispanic	596,986	77.6%
Hispanic	172,525	22.4%
White	446,869	58.1%
Black	96,274	12.5%
Asian	27,332	3.6%
American Indian / Alaska Native	1,088	0.1%
Native Hawaiian / Pacific Islander	844	0.1%
Two or More Races	4,348	0.6%

Citizen Voting Age Population by Race/Ethnicity

Group	CVAP	Share
Non-Hispanic	466,166	81.1%
Hispanic	108,988	18.9%
White	362,561	63.0%
Black	72,522	12.6%
Asian	22,658	3.9%
American Indian / Alaska Native	6,058	1.1%
Native Hawaiian / Pacific Islander	350	0.1%
Two or More Races	2,735	0.5%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.