How online ratings make good schools look bad

GreatSchools is America’s biggest school ratings website. But what do its scores actually measure?

When parents are researching where to move, they typically look at the quality of a neighborhood's schools. But good data on that is hard to find. That's where a website called GreatSchools has thrived. GreatSchools rates almost every public school in America on a scale of 1 to 10. But when we analyzed those ratings, we found that they almost never give high scores to schools in poor neighborhoods — even though data from their own website shows that many of those schools do a good job teaching students.

This video is a collaboration with Chalkbeat, an education news site. To read more about GreatSchools' ratings, read their story here:

EdWeek reported on how GreatSchools changed its ratings system in 2017:

And recently, researchers have found that the GreatSchools ratings may even have an effect on housing prices, locking poor people out of more affluent neighborhoods: is a news website that helps you cut through the noise and understand what's really driving the events in the headlines. Check out

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