Those affected attend or work at Henry Wise Wood High School and Sherwood School, which includes Grade 5 to 9 students.
The Calgary Board of Education says there is one confirmed case of measles at each school.
School officials say there is concern the measles, which is highly contagious, could spread.
Earlier this month more than 100 students at Western Canada High School in Calgary were told to stay home until April 22 because of possible measles exposure.
Alberta Health Services says there have now been seven confirmed measles cases in the Calgary area this year, three in central Alberta and one in Edmonton.
There are also two probable cases in central Alberta which are not yet confirmed.
Last fall, there were 42 confirmed cases in the Lethbridge area.
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