About Mt. Hebron High School

Hours: 7:25 a.m. – 2:10 p.m.

School Profile

Principal: Joelle Miller

Assistant Principal: Mr. Jon Dupski (Last Names S-Z)

Assistant Principal: Allison McCoy (Last Names A-E)

Assistant Principal: Ms. Christine Schmidt (Last Names F-L)

Leadereship Intern: Ms. Emma Bullock (Last Names M-R)

Athletic & Activities Manager: Mr. Brian Rau

9440 Old Frederick Road (Route 99), Ellicott City, MD 21042 (Google map)

Contact Us

Main office: 410-313-2880

Fax: 410-313-2543

Athletics: 410-313-2885

Student Services: 410-313-2883  |   Twitter:  @MTHStudentServ

Student Services Fax: 410-313-2502

Health Room Fax: 410-465-5326

Gifted & Talented: 410-313-2887


In order for staff at Mt. Hebron to communicate with families, it is important that you update your Family File!  Instructions on how to do this can be found here.

Water Quality

October 28, 2016 - Water Quality Report

The Howard County Bureau of Water and Utilities determines that the water at Mt. Hebron High School complies with the USEPA and MDE mandated standards and is safe to drink.

School Profile: Mount Hebron High School
Fast facts about Mount Hebron HS listing special programs, total enrollment, accomplishments and more.

MSDE School Report Card
The Maryland State Department of Education (MSDE) School Report Card reflects overall school performance using a combination of academic and school quality indicators.

Community Superintendent

With a focus on instruction as a birth-through-graduation continuum, Community Superintendents better position the school system to support students throughout their entire journey with HCPSS. View community superintendents by regional area.

Community Superintendent Area 3: Kendra V. Johnson, J.D., Ed.D.

Board of Education Representative

Howard County public schools are divided into school clusters, which are assigned to individual Board members to facilitate school visitations, attend special events, and provide a point of contact for each school community. View all BOE school cluster assignments.

MHHS BOE Representative: Jacky McCoy