What to Know About 2026 Chevron Houston Marathon Road Closures & Viewing Options

The 2026 Chevron Houston Marathon and Aramco Houston Half Marathon are just days away, and thousands of runners and spectators are preparing for one of the city's signature health and fitness events. As race weekend approaches, officials are sharing key details about course routes, major street closures, and where residents can watch the event live. For many in Houston, advance planning is essential to avoid delays and stay informed.

The marathon and half marathon will take place on Sunday, January 18, 2026, when more than 300,000 spectators and volunteers are expected to line the streets. Organizers note that several major thoroughfares across the city will close early that morning, with some areas impacted throughout the afternoon. Residents living or commuting near Downtown, Montrose, the Galleria area, and the Heights should expect detours.

Broadcast options are also in place for those who prefer to watch from home. Local stations will air the event live, while streaming options allow viewers to follow elite runners and track real-time race progress.

Key Closures and What to Expect

Officials advise paying careful attention to the posted timelines for each closure. Streets along the starting line near Downtown will shut down first, followed by sections along Allen Parkway and major westside corridors. Neighborhoods along the half marathon route will also see rolling closures as participants move through. Drivers should plan alternate routes, especially between 6 a.m. and 2 p.m.

City departments and race organizers emphasize that access for emergency vehicles will remain open. Public transportation may adjust routes during the race, so METRO riders should check schedules ahead of time.

Why It Matters

The marathon is one of the city's largest annual health-focused events, drawing participants from around the world and generating millions in economic activity. For residents, clear communication on closures and viewing options ensures a smoother race weekend and helps maintain safety for runners and spectators.

Those planning to attend are encouraged to arrive early, use designated parking areas, and stay hydrated. With cool January temperatures, officials expect ideal conditions for both athletes and viewers.

This article is a summary of reporting by ABC13 Houston. Read the full story here.