data oregon 2024Chart and table of population level and growth rate for the state of Oregon from 1900 to 2025. The population of Oregon in 2025 was 4,272,371 , a 0.44% increase from 2025. The population ofKey Findings—Oregon August 2025 Employment Data In August, Oregon added 1,500 jobs, with the private sector gaining 2,300 jobs while the local government lost 800 jobs.