A major crash at Westheimer Road and Post Oak Boulevard early Friday morning added to one of the busiest intersections in Harris County. The collision happened at 2:39 AM on July 3rd, and responding officers worked to clear the scene.
This intersection is in the thick of a relentless stretch of incidents. According to LocalTrafficAccidents.com data, the location has logged 88 incidents over the past 30 days — 44 of them major crashes like this one. Over the past 12 months, the count reaches 456 total incidents, including 184 major crashes and 5 fatalities.
The timing of this wreck is notable. While most crashes at Westheimer and Post Oak fall outside the typical weekday commute peaks, the single busiest hour on record here is 3 to 4 PM, when the intersection averages 22 crashes. Early morning hours like 2:39 AM are generally quieter, but the intersection sees significant activity across all times of day. Saturdays rank as the highest-incident day, with 51 crashes recorded over the past 90 days.
State crash records paint a broader picture of this location. Per TxDOT CRIS public crash records, this corridor has seen 2,248 crashes since January 2020, including 9 fatalities. Contributing factors as recorded by investigating officers show that "Failed To Control Speed" is the leading cited cause, appearing in 950 crashes at this intersection over that span. The hit-and-run rate here stands at 14.3 percent — 694 of the 4,847 vehicle units involved in crashes at this location since 2020 left the scene.
Weather conditions at the time of Friday's crash were clear, with temperatures around 78 degrees. Scene clearance times and full injury details were not immediately available.
Harris County as a whole recorded 18,124 incidents in the past 30 days, including 30 fatalities. The activity at Westheimer and Post Oak reflects the county's broader traffic strain, but this particular intersection stands out in the data for the sheer volume of crashes concentrated in a single location.
This report was produced by LTA's editor-designed production system under the executive editorial direction of Dennis R. Mundy, Executive Editor. The system combines our proprietary data pipeline with AI-assisted drafting to deliver verified incident coverage to LTA's editorial standards.