According to the search results, the average high school GPA in the US is around 3.0 or a B average. However, it is worth noting that this number varies by gender, with female high school students having an average GPA of 3.10 and male students having an average GPA of 2.90. The average GPA has been increasing over the years, with the average high school GPA being 3.38 in 2017. The average GPA required to get into college depends on the specific college or university, but generally, a GPA of 3.0 or higher is considered good. For top universities such as those in the Ivy League, a 4.0 GPA or close to it is expected. It is important to note that the definition of a good GPA varies depending on the major and a schools academic rigor.