The Top 10 states with the most LEED-registered (Leadership in Energy and Environmental Design) K-12 and higher-education projects (as of October 2011):

K-12:

  1. Ohio 313
  2. California 187
  3. Pennsylvania 138
  4. Texas 113
  5. Illinois 110
  6. Florida 108
  7. Virginia 81
  8. New York 78
  9. Maryland 76
  10. New Mexico 66

Higher Education:

  1. California 650
  2. New York 293
  3. Florida 223
  4. Massachusetts 217
  5. Pennsylvania 215
  6. Virginia 186
  7. North Carolina 182
  8. Texas 159
  9. Ohio 145
  10. Illinois 139