His son, B. J. Palmer, is considered the Developer of Chiropractic because he greatly expanded the scope of the school and laid the foundation for the campus and profession that exists today.

[7] The college opened campuses in San Jose, California in 1980 and in Port Orange, Florida in 2002.

The Palmer Center for Chiropractic Research was established in 1995 and is also located on the Davenport, Iowa campus in the William and Jo Harris Building.

The Palmer board decided in mid-March 2022 to close the campus due to "escalation of the building lease, the high cost of living, the employment market, and the college's cost to deliver the program in California compelled the decision to phase out the West campus".

Palmer College RFC offers both partial and full Rugby scholarships for tuition.

[20] Intramural sports, available to the Palmer Community, include flag football, softball, basketball, bowling, pickleball, and volleyball.

The Quad Cities area has two outreach clinics located in Davenport, Iowa and Moline, Illinois.

[23] These outreach clinics improve opportunities for student interns and provide chiropractic services for patients visiting the facilities.