Live Updated 21 min ago
1hr 9min
current ed wait
40 min longer than usual
23 min
avg today
29 min
avg overall
114 min
longest seen
Typical wait for non-urgent cases. Patients are seen in order of clinical priority. The most seriously ill are always seen first, no matter how busy the ER is.
Refreshing in 5:00
Source: RWJBarnabas Health · auto-refreshed every 30 min · details
Life-threatening symptoms? Call 911. Don't rely on this site to make that decision.
Wait time, last 24 hours
Under 30 min 30 - 60 min Over 60 min Typical next few hours
Typical wait by hour of the day

Average wait at each hour, across every reading we have.

Hour-by-hour breakdown
HourAvg. waitTrend
Today, 6 AM
avg. of 2 readings
1 hr 9 min rising
Today, 5 AM
avg. of 2 readings
50 min steady
Today, 4 AM
avg. of 2 readings
49 min rising
Today, 3 AM
avg. of 2 readings
42 min rising
Today, 2 AM
avg. of 2 readings
36 min steady
Today, 1 AM
avg. of 2 readings
34 min rising
Today, 12 AM
avg. of 2 readings
29 min rising
Yesterday, 11 PM
avg. of 2 readings
20 min rising
Yesterday, 10 PM
avg. of 2 readings
13 min rising
Yesterday, 9 PM
avg. of 2 readings
10 min falling
Yesterday, 8 PM
avg. of 2 readings
12 min steady
Yesterday, 7 PM
avg. of 2 readings
12 min steady
Yesterday, 6 PM
avg. of 2 readings
12 min steady
Yesterday, 5 PM
avg. of 2 readings
12 min steady
Yesterday, 4 PM
avg. of 2 readings
13 min steady
Yesterday, 3 PM
avg. of 2 readings
14 min steady
Yesterday, 2 PM
avg. of 2 readings
15 min steady
Yesterday, 1 PM
avg. of 2 readings
16 min steady
Yesterday, 12 PM
avg. of 2 readings
16 min steady
Yesterday, 11 AM
avg. of 2 readings
18 min steady
Yesterday, 10 AM
avg. of 2 readings
17 min steady
Yesterday, 9 AM
avg. of 2 readings
17 min steady
Yesterday, 8 AM
avg. of 2 readings
16 min -
Visit Mercer County
Address
ONE HAMILTON HEALTH PLACE
Hamilton, NJ 08690
Phone
Voluntary non-profit - Private
HoursOpen 24/7 Websiterwjbh.org
Facilities & services
248
total beds
9
operating rooms
General acute care
facility type
Emergency & critical care
Dedicated ERICUCCU
Imaging
CTMRIDiagnostic radiology
Surgery
Inpatient surgeryAnesthesiology
Other services
ChemotherapyRenal dialysisPharmacy
Accessibility & amenities
Wheelchair-accessible entrance Wheelchair-accessible parking Wheelchair-accessible restroom Public restrooms Free parking lot Paid parking lot Apple Pay / Google Pay
ER performance
Typical ER visit length
Median time from arrival to leaving.
2 hr 56 min of 411 patients
Mental-health ER visit length
Mental health visits usually run longer (safety screening).
3 hr 12 min of 14 patients
Patients who left before being seen
Walked out before being seen, usually due to long waits.
1% of 36,113 visits
Compared to other US hospitals
Patient safety
Rates of infections, clots, falls and surgical complications during a stay.
Above average
Avoiding readmission
Patients returning within 30 days for the same condition.
Below average
Infection rates lower is better
Central-line bloodstream infections
Bloodstream infections from a central IV line. Known as CLABSI.
- About average
0.28 1.00 = national avg
Catheter urinary-tract infections
UTIs from a urinary catheter. Known as CAUTI.
- About average
0.42 1.00 = national avg
Colon surgery site infections
Wound infections after colon surgery.
- About average
0.00 1.00 = national avg
MRSA bloodstream infections
Drug-resistant staph in the bloodstream.
- About average
0.55 1.00 = national avg
C. diff (intestinal) infections
Gut infections, often after antibiotics.
Better than average
0.48 1.00 = national avg
What patients say
Overall HCAHPS rating
Hospital rating
66% rated 9 or 10 of 10
66%
Would recommend
62% would definitely recommend
62%
Nurse communication
82% said nurses always communicated well
82%
Doctor communication
80% said doctors always communicated well
80%
Cleanliness
70% said the room was always clean
70%
Quietness at night
55% said the area was always quiet at night
55%
Clinicians on staff
377
total clinicians
9
ER physicians
By specialty
Internal medicine 63
Radiology 33
Cardiology 21
Orthopedic surgery 19
Anesthesiology 14
Neurology 9
General surgery 8
Pulmonology 8
Hematology / oncology 7
Interventional cardiology 5
Obstetrics / gynecology 5
Interventional radiology 4
Critical care 2
Where this number comes from

RWJBarnabas Health publishes this wait time on its website, mychart.rwjbh.org . We check it about every 30 minutes and show you the most recent number.

  • What it means: How long someone arriving right now would likely wait to see a doctor.
  • Last updated: 6:51am on 11 Jun 2026 (hospital local time)
Frequently asked questions
How long is the wait at Robert Wood Johnson University Hospital at Hamilton?

The most recently published wait at Robert Wood Johnson University Hospital at Hamilton is 69 minutes, as of 6:51am hospital local time. The all-time average for this ER is around 29 minutes. Wait times change quickly , call the ER to confirm before you travel.

Should I go to the ER or to urgent care?

For life-threatening symptoms , chest pain, stroke signs (face drooping, arm weakness, speech difficulty), severe bleeding, breathing difficulty, or loss of consciousness , call 911 and head to the ER. For minor injuries, fevers, low-grade illness, or anything non-emergency, urgent care is usually faster and cheaper. See urgent care near Hamilton.

Is Robert Wood Johnson University Hospital at Hamilton open 24 hours?

Most Medicare-certified ERs in the US run 24 hours a day, seven days a week. To confirm the current status of Robert Wood Johnson University Hospital at Hamilton, call (609) 586-7900.

Where is Robert Wood Johnson University Hospital at Hamilton located?

Robert Wood Johnson University Hospital at Hamilton is located at One Hamilton Health Place, Hamilton, NJ, 08690. Phone: (609) 586-7900.