Portland contains 178 primary and secondary schools. One of the best schools is Alameda Elementary School, which is rated 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. The population of Portland is 581,976. Portland Public Schools enrolls 7% of the population of Portland.