Program Goals

  • Explain the complementarity of reason and revelation as sources of knowledge
  • Identify and discuss the contributions of major thinkers in the Western intellectual tradition
  • Explore the impact of philosophy on the development of Catholic thought and culture

Program Requirements

  • 18 Credits

Program Time Limit: 3 years

Application Process

  • Submit a free online program application.
  • Send official transcript from high school, GED, or most recent undergraduate institution attended to

Program Costs

  • Tuition: $1,035 x 6 courses = $6,210
  • Technology fee: $165/course x 6 courses = $990
  • Books: $100/course (estimate) x 6 courses = $600
  • Total: $7,800

Course Preview

Course Lists

For descriptions of required courses, please consult the online course catalog. All courses listed below are 8 weeks long unless otherwise noted.

To earn the certificate students must complete a total of six of the following undergraduate courses (18 credits) in Philosophy at CDU:

Course Number Course Title Credits
PHIL 205 Introduction to Philosophy with Plato and Aristotle 3
PHIL 235 Elements of the Philosophy of the Human Person 3
PHIL 260 Catholic Bioethics I 3
PHIL 311 Ethics 3
PHIL 315 Metaphysics 3
PHIL 320 Modern Philosophy (new in Fall 2023) 3
PHIL 330 Contemporary Philosophy (new in Summer 2023) 3
PHIL 340 See for Yourself: An Introduction to Epistemology 3
PHIL 370 The Nature of Nature: An Introduction to a Catholic Philosophy of Science 3


In a 2022 survey of CDU graduate students, 100% reported that they had achieved their learning goals.

CDU Offers:

  • Authentic Catholic teaching
  • Flexibility to study where and when you choose
  • The lowest undergraduate tuition of any U.S.-based online university offering Catholic theology
  • A global Catholic community
  • Knowledgeable and accessible faculty
  • Engaging online courses with discussion forums
  • Mobile app for study on the go
  • Online library staffed by a theological librarian
  • 24/7 technical support

Get started today!