San Antonio, January 11, 2026
A tragic crash on Interstate 37 South in San Antonio resulted in the deaths of three people, including an off-duty deputy. The wrong-way driver collided head-on with another vehicle, causing significant traffic disruptions as authorities investigated the incident. The local community mourns the loss, with tributes for those affected.
San Antonio’s Heartbreak: Fatal Crash on I-37 South
San Antonio, Texas – A tragic accident occurred early Sunday morning on Interstate 37 South, resulting in the deaths of three individuals and prompting authorities to close multiple lanes for several hours.
Details of the Incident
At approximately 2:00 a.m., a wrong-way driver traveling northbound in the southbound lanes of I-37 collided head-on with another vehicle near the intersection of I-37 and Donop Road in South Bexar County. The impact was severe, leading to the immediate deaths of the wrong-way driver and two occupants in the other vehicle. A third occupant sustained serious injuries and was transported to a local hospital. The collision caused significant traffic disruptions, with authorities closing several lanes to facilitate the investigation and clearance of the scene. All lanes were reopened after several hours.
Victims Identified
The Bexar County Sheriff’s Office confirmed that one of the deceased was Deputy Meredith Portillo, 20, who was off-duty at the time of the accident. Deputy Portillo had been with the department since September 2023 and was in the early stages of her law enforcement career. The identities of the other victims have not been publicly released pending notification of their families.
Investigation and Traffic Impact
Authorities are actively investigating the cause of the crash, focusing on the circumstances that led to the wrong-way driver entering the southbound lanes. The incident resulted in significant traffic delays, with drivers advised to seek alternative routes during the closure. The Texas Department of Transportation provided updates on road conditions and detours to assist commuters.
Background on I-37 Accidents
Interstate 37 has been the site of several serious accidents in recent years. A study by the Texas Department of Transportation covering the period from 2011 to 2015 identified multiple crash hotspots along the corridor, including areas south of San Antonio near Loop 1604 and north of Corpus Christi near the intersection with State Highway 188. These findings highlight the ongoing safety concerns on this stretch of highway.
Community Response
The San Antonio community has expressed deep sorrow over the loss of Deputy Portillo and the other victims. Memorials and tributes have been organized to honor their memory. The Bexar County Sheriff’s Office has extended its condolences to the families affected by this tragedy and is providing support during this difficult time.
Safety Reminders
Authorities are urging drivers to remain vigilant, adhere to posted speed limits, and avoid distractions while driving. They also emphasize the importance of reporting any suspicious or erratic driving behavior to prevent potential accidents. Public safety officials continue to work towards enhancing road safety measures to prevent future tragedies.
Related Incidents
In recent months, San Antonio has experienced several significant traffic incidents. Notably, a major accident involving multiple 18-wheelers led to the closure of part of Loop 410 North at Rigsby Avenue on December 9, 2025. Additionally, a rollover crash into an 18-wheeler shut down I-37 South at Braunig Lake on August 22, 2024. These incidents underscore the critical need for heightened awareness and caution on the roads.
Conclusion
The fatal crash on I-37 South serves as a somber reminder of the importance of road safety and the potential consequences of impaired or reckless driving. Authorities continue to investigate the circumstances surrounding this incident and are committed to implementing measures to improve safety for all road users.
FAQ
What caused the fatal crash on I-37 South?
The crash was caused by a wrong-way driver traveling northbound in the southbound lanes of I-37, leading to a head-on collision with another vehicle.
Who were the victims of the crash?
The victims included Deputy Meredith Portillo, 20, who was off-duty at the time, and two other individuals whose identities have not been publicly released pending family notification.
How long were the lanes on I-37 South closed after the accident?
Multiple lanes were closed for several hours to facilitate the investigation and clearance of the scene. All lanes were reopened after this period.
What is being done to prevent similar accidents on I-37?
Authorities are actively investigating the cause of the crash and are committed to implementing measures to improve road safety and prevent future tragedies.
Has this stretch of I-37 experienced other serious accidents?
Yes, a study by the Texas Department of Transportation identified multiple crash hotspots along the I-37 corridor, including areas south of San Antonio near Loop 1604 and north of Corpus Christi near the intersection with State Highway 188.
Key Features of the Incident
| Feature | Details |
|---|---|
| Location | I-37 South near Donop Road, South Bexar County, Texas |
| Time of Incident | Approximately 2:00 a.m. on Sunday, January 11, 2026 |
| Cause of Crash | Wrong-way driver traveling northbound in southbound lanes |
| Victims | Deputy Meredith Portillo (off-duty), two other individuals (identities pending) |
| Traffic Impact | Multiple lanes closed for several hours; all lanes reopened after investigation |
| Investigation Status | Ongoing; authorities are investigating the cause of the crash |
| Community Response | Memorials and tributes organized; condolences extended to affected families |
| Safety Reminders | Authorities urge drivers to remain vigilant, adhere to speed limits, and report suspicious driving behavior |
Now Happening on X
- @KENS5 (January 4, 2026, 11:02 AM) San Antonio police are investigating a deadly shooting that occurred Saturday morning on the city’s south side. View on X
- @ExpressNews (January 4, 2026, 10:00 AM) Police officers found a man unresponsive with apparent gunshot wounds in a recent incident. View on X
- @BexarBrief (January 4, 2026, 9:51 AM) San Antonio police detained two suspects after they allegedly fled from a stolen vehicle. View on X
- @ExpressNews (January 8, 2026, 6:15 PM) Local news includes a worker’s death at an elementary school and adaptations in San Antonio’s Pride District due to a state order. View on X
- @KENS5 (January 4, 2026, 11:02 AM) Four people were injured after an altercation escalated into a stabbing early Sunday on San Antonio’s inner-north side. View on X
- @News4SA (January 5, 2026, 7:00 PM) A man was taken to the hospital after a fight led to him being shot on the city’s southeast side. View on X
- @MichaelKarlis (January 10, 2026, 12:17 PM) San Antonio weekend news highlights a large-scale anti-ICE protest at City Hall and an evolving situation regarding the rainbow crosswalk. View on X
- @ExpressNews (January 9, 2026, 6:10 PM) Conservative council members criticized the city’s colorful sidewalks plan, while flu cases are spiking in Bexar County. View on X
Deeper Dive: News & Info About This Topic
HERE Resources
Stranger Things Fan Event Coming to San Antonio
San Antonio East Side Housing Project Secures Millions in Funding
San Antonio Housing Trust Acquires Downtown Hotel for Conversion
Over 700 Schools Approved for Texas’ New School Voucher Program
Two Most Wanted Sex Offenders Captured in Texas
San Antonio Man Re-Arrested After Probation Violation
14-Year-Old Girl Crashes Vehicle into San Marcos Apartment Building
Major Crash Causes Lane Closures and Delays on Loop 410
San Antonio Woman Sentenced for Child Neglect
San Antonio Man Found Safe After Being Reported Missing
Author: STAFF HERE SAN ANTONIO WRITER
The SAN ANTONIO STAFF WRITER represents the experienced team at HERESanAntonio.com, your go-to source for actionable local news and information in San Antonio, Bexar County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as Fiesta San Antonio, San Antonio Stock Show & Rodeo, and Dia de los Muertos. Our coverage extends to key organizations like the Greater San Antonio Chamber of Commerce and United Way of San Antonio and Bexar County, plus leading businesses in retail, insurance, and energy that power the local economy such as H-E-B, USAA, and Valero Energy. As part of the broader HERE network, including HEREAustinTX.com, HERECollegeStation.com, HEREDallas.com, and HEREHouston.com, we provide comprehensive, credible insights into Texas's dynamic landscape.
