Evolution of the GreatSchools Rating

Since its inception back in 2006, the GreatSchools Rating has helped millions of parents evaluate their neighborhood schools, make clear and simple comparisons, and find a great school for their child. In a world of dizzying education data, the GreatSchools Rating offers an easy-to-understand measure of overall test score performance. The value of the rating is its simplicity and scale; the 1-to-10 rating is straightforward, while maintaining methodological integrity and scalability.

However, we know that parents care about more than test scores alone, so we’ve begun to test ways to include multiple measures of school quality in the GreatSchools Rating. Just as a doctor wouldn’t give a patient a clean bill of health based on blood pressure alone, it is important to evaluate various factors of a school’s overall performance. Here are a few concepts we’re beginning to test with an eye toward scaling the innovations that look most promising:
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