In addition to the sites listed below, try http://www.GreatSchools.net and insert the school districts you are considering. This site has rankings of 1 - 10 with 10 being the highest. The site also includes test scores, AP classes (if any), outside school activities, per capita expendatures for students as well as demographics of neighborhoods.
If you have any further questions please contact me.
Arlynn B. Palmer, ESQ,. CBR, SRES. CMS. CNS
Daniel Gale Sotheby's International Realty