There are 48 teachers.

There is 1 principal.

There are 15 classes × 20 students/class = 300 students.

The total number of people in Oxford High School are 300 people + 48 people + 1 people = <<300+48+1=349>>349 people.

# Answer

349
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Oxford High School has 48 teachers, 1 principal and 15 classes with each having 20 students. How many people are there in total in Oxford High School?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
349
Oxford High School has 48 teachers, 1 principal and 15 classes with each having 20 students. How many people are there in total in Oxford High School?
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