Here are the results of the women's Olympic 800m championship in Rio in 2016: https://www.olympic.org/rio-2016/athletics/800m-women
Here are the results of the 2016 Texas UIL 5A high school boys 800m championship in 2016: https://tx.milesplit.com/meets/224994/results/451208/formatt...
If those boys had competed in the same race as the Olympic women -- women athletes who have the benefits of the best sports science in the world at their disposal -- the boys would have taken the top 4 spots and it wouldn't have been close.
At the class 1A level, which means high schools with enrollments of less than ~100 kids, the top boys runner in 2016 would have beat the womens olympic gold medal winner.
Here is the satellite view of the dirt track he trained on.