1110 W Gray St #101, Houston, TX 77019 (Montrose)

Open 24/7 — 365 Days a Year

Open 24 Hours — Nights, Weekends & Holidays

24-Hour Emergency Room in Houston — Open 24/7

Montrose Emergency Room is open 24 hours a day for adults and children who need emergency evaluation. Walk-ins are welcome day or night, including weekends and holidays — no appointment required. We are located at 1110 W Gray St #101 in Montrose, Houston.

Online Check-In Call (832) 487-0911 Get Directions

Open 24/7
Emergency Physician On Site
Walk-Ins Welcome
CT, X-Ray & Ultrasound
On-Site Lab

If you or someone with you may be having a life-threatening emergency, call 911 immediately.

Is Montrose Emergency Room Open Now?

Yes. Montrose Emergency Room is open 24 hours a day, 7 days a week, including nights, weekends and holidays. Walk-ins are welcome for emergency evaluation, and no appointment is required.

Because emergencies do not keep business hours, our freestanding ER is staffed around the clock with an emergency physician on site and on-site imaging and laboratory testing available when medically appropriate. Whether it is the middle of the night, a weekend or a holiday, you can walk in for care.

Around-the-Clock Care

Emergency Care Day or Night in Houston

A 24-hour emergency room is designed for serious, sudden or rapidly worsening symptoms at any hour. Common reasons people come to Montrose Emergency Room day or night include:

Chest pain or pressure
Difficulty breathing
Severe abdominal pain
Persistent vomiting or dehydration
High fever or serious infection
Severe headache or dizziness
Possible broken bones and injuries
Deep cuts and wounds
Severe allergic reactions
Kidney stone or severe flank pain

If symptoms may be life-threatening — such as stroke signs, severe difficulty breathing or possible heart attack — call 911 immediately.

On-Site Diagnostics

Diagnostics Available 24/7

When medically appropriate, on-site imaging and laboratory testing help the care team evaluate your condition in a single visit — at any hour.

CT Scan

CT imaging may help evaluate certain head, chest and abdominal emergencies when ordered by the physician.

Digital X-Ray

X-rays help assess possible fractures, certain chest conditions and other injuries.

Ultrasound

Ultrasound may be used for selected abdominal, pelvic and other evaluations when clinically appropriate.

On-Site Laboratory

Lab testing supports evaluation of infection, dehydration, cardiac concerns and other conditions.

EKG & Cardiac Testing

An EKG and related testing may be used for chest pain, palpitations or other heart-related symptoms.

Testing is selected based on your symptoms, examination and the physician's assessment.

What to Expect

What Happens When You Walk In

Check-In

Walk in without an appointment. Our team gathers your basic information and the reason for your visit.

Medical Evaluation

An emergency provider reviews your symptoms, history and current condition to guide next steps.

Diagnostic Testing

When appropriate, testing may include labs, EKG, X-ray, CT or ultrasound performed on site.

Treatment & Next Steps

Treatment is based on the findings and may include medication, IV fluids, monitoring or coordination of a higher level of care.

Find Us

24/7 Emergency Room in Montrose, Houston

Montrose Emergency Room
1110 W Gray St #101
Houston, TX 77019

Open 24 hours a day, 365 days a year. Serving Montrose, River Oaks, Midtown, Downtown Houston, Hyde Park and nearby central Houston communities.

Call (832) 487-0911 Get Directions

24-Hour ER FAQ

24-Hour Emergency Room FAQs

Is Montrose Emergency Room open now?

Yes. Montrose Emergency Room is open 24 hours a day, 7 days a week, including nights, weekends and holidays. Walk-ins are welcome and no appointment is required.

Is the ER open late at night?

Yes. The ER is open overnight, every night. You can walk in for emergency evaluation at any hour.

Is the emergency room open on weekends?

Yes. Montrose Emergency Room is open 24 hours on Saturdays and Sundays, as well as weekdays.

Is the ER open on holidays?

Yes. The ER is open 365 days a year, including holidays.

Do I need an appointment?

No. Walk-ins are welcome for emergency evaluation at any time, day or night.

Can children be seen 24/7?

Yes. Montrose Emergency Room provides emergency care for adults and children around the clock.

When should I call 911 instead of driving?

Call 911 for symptoms that may be immediately life-threatening, such as stroke signs, severe difficulty breathing, possible heart attack, loss of consciousness or severe bleeding.

Need a 24-Hour ER in Houston?

Montrose Emergency Room is open right now and every hour of the year. Walk in any time — no appointment required.

Montrose Emergency Room
1110 W Gray St #101, Houston, TX 77019
(832) 487-0911 · Open 24/7 — 365 Days a Year

Call Now Get Directions Online Check-In

If symptoms appear life-threatening, call 911 immediately.

This information is for general educational purposes and does not replace an individual medical evaluation.