Texas State Senate seat · lines in effect since 2022

Texas Senate District 15

A district of about 1,014,000 people, 42% Hispanic, 42% of adults with a bachelor's degree. It votes D+27.3 relative to the nation for president.

Molly Cook (D)Next election Nov 7, 2028

Where it sits among all 31 seats

Every Texas State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

D+27.34th most
Democratic
Most DemocraticMost Republican16th seat · the majority lineDistrict 15

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who lives here, compared

Grey bars show the spread of all 31 seats. Small marks are other seats in Texas. The black marker is District 15.

Adults with a bachelor's degree42% 80th pct · 7th of 31 in TX

Higher than 80% of seats.

White adults without a degree10% 13th pct · 27th of 31 in TX

Lower than 87% of seats.

Hispanic residents42% 70th pct · 10th of 31 in TX

Higher than 70% of seats.

Black residents20% 93rd pct · 3rd of 31 in TX

Higher than 93% of seats.

Asian residents8% 73rd pct · 9th of 31 in TX

Higher than 73% of seats.

People per square mile3,902 97th pct · 2nd of 31 in TX

Denser than 97% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET