Portland State University
| Former names | Vanport Extension Center (1946–1955) Portland State College (1955–1969) | 
|---|---|
| Motto | Doctrina urbi serviat (Latin) | 
| Motto in English | "Let knowledge serve the city" | 
| Type | Public research university | 
| Established | 1946 | 
| Accreditation | NWCCU | 
| Academic affiliations | |
| Endowment | $98 million (2023) | 
| President | Ann Cudd | 
| Academic staff | 1,951 (fall 2023) | 
| Total staff | 5,232 (fall 2023) | 
| Students | 21,040 (fall 2023) | 
| Undergraduates | 16,423 (fall 2023) | 
| Postgraduates | 4,617 (fall 2023) | 
| Location | , , United States 45°30′46″N 122°41′07″W / 45.51278°N 122.68528°W | 
| Campus | Large city, 50 acres (20 ha) | 
| Newspaper | Portland State Vanguard | 
| Colors | Green and white | 
| Nickname | Vikings | 
| Sporting affiliations | NCAA Division I FCS - Big Sky | 
| Mascot | Victor E. Viking | 
| Website | www | 
Portland State University (PSU) is a public research university in Portland, Oregon, United States. It was founded in 1946 as a post-secondary educational institution for World War II veterans. It evolved into a four-year college over the next 20 years and was granted university status in 1969. It is one of two public universities in Oregon that are in a large city. It is governed by a board of trustees. PSU is classified among "R2: Doctoral Universities – High research activity".
Portland State comprises seven constituent colleges, offering undergraduate degrees in 123 fields and postgraduate degrees in 117 fields. As of 2023, the university had a total enrollment of approximately 21,000 students. Its athletic teams are known as the Portland State Vikings, with school colors of green and white. They compete at the NCAA Division I level, primarily in the Big Sky Conference.