A significant crash brought traffic to a crawl on IH-45 North at SH 249/Mount Houston Road at 11:42 PM Tuesday, February 17, 2026, creating major delays during the late-night hours. The incident on the northbound lanes tied up one of Houston's most critical north-south corridors just as the evening commute was winding down, forcing drivers heading toward The Woodlands and points north to navigate around the disabled vehicles.
The timing of this crash—late evening rather than peak rush hour—likely spared commuters the worst of the backup, but northbound I-45 between the SH 249 interchange and the Hardy Toll Road saw significant slowdowns. Drivers caught in the incident had several options to escape the gridlock. Those heading north could have taken SH 249 west to I-45 North at a different entry point, while some may have opted for the Hardy Toll Road as an alternate route. Local roads through the area, including North Freeway frontage roads, provided additional relief for those willing to abandon the main lanes entirely.
The SH 249/Mount Houston Road stretch of I-45 North sits in a transitional zone between downtown Houston and the northern suburbs, handling a constant mix of through-traffic and local commuters. Major employers and mixed-use developments near this corridor keep traffic heavy throughout most daylight hours. While this particular section doesn't carry the reputation of some other I-45 bottlenecks, it remains a consistent choke point during peak periods and sees its share of incidents.
The northbound direction bore the brunt of the disruption from this crash. Harris County authorities worked to clear the scene, with recovery efforts likely extending well into the late evening hours. Drivers returning home or heading out for late-night travel should have remained alert for residual delays and debris even after the main wreckage was removed from the roadway.
Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through October 1, 2026.
7 incidents had occurred at this location in the 30 days prior.
The 33 weeks since this incident have brought 43 more crashes here. Among the follow-on crashes, 40 were major.
Several of the incidents hit within days of one another.
That places this location among the highest-incident segments in the county.
Through July 07, 2026.
IH-45 North Northbound at SH 249/ Mount Houston Rd
Harris County, Texas
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.