Before the conversion, BPSU had three campuses; two were located in the City of Balanga while the third was situated in Orani, Bataan.

The passage of RA 9403 resulted in the expansion of BPSU's campuses as the Act integrated the Bataan State College in Dinalupihan and its satellite campus in Abucay.

[1] The Bataan Peninsula State University was established by Republic Act 9403 which was signed into law on 22 March 2007.

[citation needed] In December 20, 2023, President Ferdinand "Bongbong" Marcos Jr. signed the Republic Act 11969 officially elevating Bagac as BPSU's sixth campus.

[2] The university has three programs granted with Level 1 Accreditation from AACCUP.