What is the emergency room wait time at Longmont United Hospital?

Patients spend a median of 153 minutes (2 hours 33 minutes) in the emergency department at Longmont United Hospital, according to CMS. This is a median over a past 12-month reporting period, not a live figure.

Does Longmont United Hospital have an emergency room?

Longmont United Hospital provides emergency services.

What is the CMS star rating for Longmont United Hospital?

Longmont United Hospital has an overall rating of 3 out of 5 stars from the Centers for Medicare and Medicaid Services.

Where is Longmont United Hospital located?

Longmont United Hospital is at 1950 Mountain View Ave, Longmont, CO 80501.

What is the phone number for Longmont United Hospital?

The phone number for Longmont United Hospital is (303) 651-5111.

Longmont United HospitalLongmont, CO

See all hospitals in Longmont, CO, or find the nearest hospital to you.

(303) 651-5111 Visit Website

Acute Care Hospitals

127Beds

Time ZoneMST
CountyBoulder
Emergency CapableYes
FIPS8013
Area Code303

Quality and performance

Centers for Medicare & Medicaid Services · data as of July 2026

Patients spend an average of 2 hours 33 minutes in the emergency department at Longmont United Hospital. That is 15 minutes longer than the Colorado average of 2 hours 18 minutes.

CMS rating ★★★★★ 3/5

Left before seen 1%

ER volume low

Type Acute Care

Ownership Non-profit

Maternity Birthing-friendly

Source: CMS Hospital General Information and Timely & Effective Care. Wait times are a median over a past 12-month reporting period, not live data. Not affiliated with CMS or with Longmont United Hospital. For a medical emergency, call 911.

Compare ER waits across Colorado · How Colorado hospitals rank on star ratings · Other birthing-friendly hospitals in Colorado · How we source this data · Something wrong on this page? Tell us

Closest other hospitals

3.8 mi Longs Peak Hospital Longmont, CO 2 hr 10 min ER wait 14 mi Boulder Community Hospital Boulder, CO 2 hr 15 min ER wait 15 mi Exempla Good Samaritan Medical Center LLC Lafayette, CO 2 hr 56 min ER wait 16 mi Centennial Peaks Hospital Louisville, CO No ER 16 mi Centura Health-Avista Adventist Hospital Louisville, CO 2 hr 46 min ER wait

All 2 hospitals in Longmont →

Longmont United Hospital Address 1950 Mountain View Ave
Longmont, CO 80501

The information listed on this page will help you determine if Longmont United Hospital is the nearest hospital to your location. Address, phone number, emergency department status, bed count and CMS quality measures for Longmont United Hospital are listed above.