Portland has 178 primary and secondary schools. One of the highest rated schools is Alameda Elementary School, which has a rating of 10. The school has 688 children. The public schools in Portland are part of Portland Public Schools. Parkrose 3 School District is close by and scores lower than Portland Public Schools. Nearby Riverdale 51j School District is better, with a rating of 9. Portland's population is 581,976. Portland Public Schools enrolls 7% of the population of Portland.