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US House · TX-37

Federal

Solidly Democratic Austin seat (D+26). Representative Greg Casar, who moved from the redrawn TX-35 to keep a safe Austin district, is the Democratic nominee and heavy favorite. Lauren Peña won the May 26 Republican runoff over Ge'Nell Gary to challenge him.

Primary decided, Mar 3, 2026

Represents central Austin and Travis County in Congress.

Runoff result

US House · TX-37

Primary Runoff

Called
Lauren PeñaWinner.Lauren Peña
58.2%
Ge'Nell GaryGe'Nell Gary
41.8%
Updated May 27, 10:33 PM CT·TX SOS (opens in new tab)

Candidates

Republican Primary

Ge'Nell Gary
Ge'Nell Gary

Republican candidate, TX-37

Lauren Peña
Lauren Peña

Republican candidate, TX-37

Democratic Primary

Greg Casar Incumbent

Frequently Asked

Who is running for Congress in Texas' 37th District in 2026?

Lauren Peña (R) faces Greg Casar (D, incumbent) in the November 3, 2026 general election.

When is the 2026 TX-37 election?

The general election is November 3, 2026. The voter registration deadline is October 5, early voting runs October 19 to 30, and mail-ballot applications are due October 23.

Is the 2026 TX-37 race competitive?

Cook Political Report and Inside Elections rate the race Solid Democratic. The rating is the handicapper's assessment, not a TexPolls forecast.

What area does TX-37 cover?

Represents central Austin and Travis County in Congress.

How were the 2026 TX-37 nominees decided?

Solidly Democratic Austin seat (D+26). Representative Greg Casar, who moved from the redrawn TX-35 to keep a safe Austin district, is the Democratic nominee and heavy favorite. Lauren Peña won the May 26 Republican runoff over Ge'Nell Gary to challenge him.

Key Dates

Primary ElectionMar 3, 2026
Runoff (if needed)May 26, 2026
General ElectionNov 3, 2026

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