Ascension Seton Williamson Hospital

Ascension Seton Williamson in Round Rock, Texas, is a regional hospital providing 24/7 emergency care. It is certified as a Level II Trauma Center, Primary Heart Attack Center and Primary Stroke Plus Center in Round Rock, Texas, with cardiovascular, surgical, neurological, stroke, orthopedic, trauma and other specialists available.

With Primary Heart Attack Center and Primary Stroke Plus Center certifications, our specialists provide a higher level of care for people experiencing a stroke and heart attack.

Ascension Seton Williamson has also been awarded the following recognitions for 2026: Get With The Guidelines® - Target: Ablation Honor Roll, Get With The Guidelines® - Receiving CAD STEMI, Silver Plus with Target: Type 2 Diabetes Honor Roll, Get With The Guidelines® - CAD NSTEMI, Gold with Target: Type 2 Diabetes Honor Roll, Get With The Guidelines® - Stroke Gold Plus, and the Target Stroke Elite Honor Roll, and Target: Type 2 Diabetes.

Our campus is a destination for specialty care, including heart and vascular health, and musculoskeletal care, plastic and neurological surgical care, among others. Find out more about all the services available at our hospital.

More access to advanced care at Ascension Seton Williamson

As one of the fastest-growing communities in Texas, Williamson County deserves access to exceptional healthcare close to home. That's why Ascension Seton Williamson in Round Rock has expanded its hospital campus with a new patient tower and enhanced clinical spaces—bringing more inpatient beds, specialty services and advanced care to the families we serve.

More specialty care, surgery and imaging

The new patient tower adds 160 inpatient beds, increasing capacity for medical and surgical care while expanding access to specialty services, advanced imaging and procedures. Whether you need planned surgery or hospital care, you'll find expert physicians, advanced technology and coordinated care—all in one location.

Expanded emergency care

Our expanded Emergency Department is designed to care for more patients with greater efficiency, providing additional treatment rooms and enhanced emergency services. From unexpected injuries to serious medical emergencies, our emergency care teams are here 24/7 when you need us most. If you are experiencing a medical emergency, call 911 or go to the nearest emergency room.

Recovery and rehabilitation close to home

Healing continues after you leave the hospital. Expanded outpatient wound care and surgical rehabilitation services make it easier to receive follow-up care, physical therapy and recovery support—all conveniently located on the Ascension Seton Williamson campus.

Meeting the growing needs of Williamson County

The expansion at Ascension Seton Williamson reflects our ongoing commitment to delivering exceptional healthcare for the growing communities in Williamson County. With increased capacity, expanded specialty services and compassionate care teams, we're making it easier for more patients and families to receive the care they need—when and where they need it most. 

Celebrating Nursing Excellence

Ascension Seton Williamson has earned the prestigious Magnet with Distinction™ recognition for nursing excellence. Awarded by the American Nurses Credentialing Center (ANCC), this designation recognizes the highest performing MagnetⓇ organizations around the world.

To learn more about our participation in nursing conferences, and previous scholarship and DAISY award winners please see our summary of nursing excellence.