District 12 of the Texas Senate is a senatorial district that currently serves all of Wise County, and portions of Dallas, Denton and Tarrant counties in the U.S. state of Texas.

The current senator from District 12 is Tan Parker.

Biggest cities in the district District 12 has a population of 818,893 with 588,816 that is at voting age from the 2010 census. Name County Pop.1Fort WorthTarrant137,5842LewisvilleDenton94,4493CarrolltonDenton69,7434Flower MoundDenton/Tarrant64,6695FriscoDenton44,500

District officeholders Name Party Years Legislature Counties served 1 John McNeel February 16, 1846 –December 13, 1847 1st Brazoria, Matagorda 2 Stephen W. Perkins December 13, 1847 –November 5, 1849 2nd 3 Isaac W. Brashear November 5, 1849 –November 3, 1851 3rd Harris 4 James A. Truitt November 3, 1851 –November 7, 1853 4th Panola, Shelby 5 William G. W. Jowers November 7, 1853 –November 5, 1855 5th Anderson, Houston 6 William M. Taylor November 5, 1855 –November 7, 1859 6th7th 7 Alexis T. Rainey November 7, 1859 –February 13, 1860 8th 8 Steward Alexander Miller January 21, 1861 –November 4, 1861 9 Benjamin T. Selman November 4, 1861 –February 7, 1870 9th10th11th Smith, Van Zandt, Wood 10 George Ruby Republican February 8, 1870 –January 13, 1874 12th13th Brazoria, Galveston, Matagorda Benjamin Cromwell Franklin Democratic Elected but never sworn 14th 11 Thomas Miller Joseph Democratic March 19, 1874 –April 18, 1876 12 Finis E. Piner Democratic April 18, 1876 –January 14, 1879 15th Collin, Denton 13 William D. Lair Democratic January 14, 1879 –January 9, 1883 16th17th 14 Alvah Chesley Democratic January 9, 1883 –January 13, 1885 18th Austin, Burleson, Fort Bend, Waller, Washington 15 Hermann Knittel Democratic January 13, 1885 –January 8, 1889 19th20th 16 Ernst Gustav Maetze Democratic January 8, 1889 –October 12, 1891 21st22nd 17 William W. Searcy Democratic March 14, 1892 –January 10, 1893 22nd 18 Robert E. Steele Democratic January 10, 1893 –January 12, 1897 23rd24th Brazos, Freestone, Limestone, Robertson 19 John A. Wayland Democratic January 12, 1897 –January 13, 1903 25th26th27th 20 Alfred J. Harper Democratic January 13, 1903 –September 17, 1910 28th29th30th31st 21 James R. Astin Democratic January 10, 1911 –January 9, 1917 32nd33rd30th34th 22 Edmond A. Decherd, Jr. Democratic January 9, 1917 –April 16, 1918 35th 23 Robert L. Williford Democratic January 14, 1919 –January 11, 1921 36th 24 D. Leon Harp Democratic March 12, 1921 –January 9, 1923 37th 25 William E. Doyle Democratic July 18, 1921 –January 13, 1925 37th38th 26 Pierce B. Ward Democratic January 13, 1925 –January 8, 1929 39th40th Ellis, Hill, Hood, Johnson, Somervell 27 Will M. Martin Democratic January 8, 1929 –January 12, 1937 41st42nd43rd44th 28 Vernon Lemens Democratic January 12, 1937 –January 9, 1945 45th46th47th48th 29 A. B. Crawford Democratic January 9, 1945 –January 11, 1949 49th50th 30 Crawford Martin Democratic January 11, 1949 –January 13, 1953 51st52nd Democratic January 13, 1953 –January 8, 1963 53rd54th55th56th57th Bosque, Comanche, Coryell, Ellis, Erath, Hamilton, Hill, Hood, Johnson, Somervell31 J. P. Word Democratic January 8, 1963 –January 10, 1967 58th59th Democratic January 10, 1967 –January 9, 1973 60th61st62nd Bandera, Bosque, Brown, Burnet, Comal, Comanche, Concho, Coryell, Ellis, Erath, Gillespie, Hamilton, Hill, Hood, Johnson, Kendall, Kerr, Kimble, Lampasas, Llano, Mason, McCulloch, Menard, Mills, Real, San Saba, Somervell 32 Betty Andujar Republican January 9, 1973 –January 11, 1983 63rd64th65th66th67th Tarrant 33 Hugh Q. Parmer Democratic January 11, 1983 –January 8, 1991 68th69th70th71st 34 Mike Moncrief Democratic January 8, 1991 –January 12, 1993 72nd Democratic January 12, 1993 –January 10, 1995 73rd Dallas, Tarrant Democratic January 10, 1995 –January 14, 2003 74th75th76th77th Tarrant 35 Jane Nelson Republican January 14, 2003 –January 3, 2023 78th79th80th81st82nd83rd84th85th86th87th Denton, Tarrant 36 Tan Parker Republican January 10, 2023 –present 88th89th Dallas, Denton, Tarrant, Wise

Election history 2024

2022

2020

2016

2012

2010

2006

2002

2000

1996

1994

1992

Notes

References