Teacher Information

Phone: (281) 634-5980


Degrees and Certifications:

B.S. from the University of Texas at Austin and a Master's in Interdisciplinary Studies from UH/Victoria.

Mrs. Rita McMahon

I am a proud graduate of Dulles High School.  2023-2024 is my 33rd year to teach.  31 years have been in the District.  I have traveled to 47 countries on six continents. I sponsor TASK - Teens Assist Special Kids - at DHS.  I am also a Girl Scout leader for a differently abled group of women from 30-65 years of age. 


Email: rita.mcmahon@fortbendisd.com

School Phone: 281-634-5600

Teacher Schedule

  • Period 1:  AAC World Geography
    Period 2:  AAC World Geography
    Period 3:  AAC World Geography
    Period 4:  AAC World Geography
    Period 5:  Conference
    Period 6:  AP Human Geography
    Period 7:  AP World Geography
  • Tutorial 1:  Monday 2:50 - 3:20 PM
    Tutorial 2:  Wednesday 6:50-7:20 AM