4 Most Affordable Online PhD in Data Science Degrees 2025

A Doctor of Philosophy (PhD) in data science is the highest level of study in a field that drives innovation across technology, business, and research. Students in these programs learn advanced methods in machine learning, algorithms, and big data while conducting original research.

Online learning makes it possible to pursue this degree while balancing work or family responsibilities. Keep reading as we discuss the options available for distance learners seeking a doctoral degree in data science.

What Is a PhD in Data Science?

A PhD in data science is the highest academic credential for those who want to become a data scientist with advanced research expertise. PhD students in this field study areas such as algorithms, machine learning, big data, and statistical modeling.

The program emphasizes original research, problem-solving, and the ability to apply theory to real-world challenges. Graduates are prepared for careers in academia, research, or leadership positions across industries.

Can I Earn a PhD in Data Science Online?

Yes, several universities offer a PhD in data science online � allowing students to study remotely on a full-time or part-time basis. Most of these programs do require some in-person residencies. Dissertation defenses and workshops may also require a visit to campus.

How Much Does an Online PhD in Data Science Cost?

Tuition for a PhD in data science online can range widely. It often hovers between $40,000 and $90,000, depending on the school and program length. Additional costs may include fees for technology, residencies, or dissertation support.

Cheapest Online Data Science PhD Programs

Are you looking for affordable data science doctoral programs? While the options are limited, there are some excellent programs available. We discuss several online and hybrid options below.

1. University of North Texas

The University of North Texas offers a PhD with a concentration in data science. This hybrid program takes learners around three to four years to complete.

The program aims to provide students with the skills necessary for conducting research on critical issues in data science, particularly from an information science perspective. Students will engage in coursework that prepares them to analyze and interpret large data sets, focusing on consumer behavior and experience management.

Applicants to the program can enter with either a bachelor's or a master's degree. If students already have a master's degree, they will only need to take 60 credits, while those who hold a bachelor's degree will need to earn 70 credits.

• Estimated tuition cost: $483.33 per credit hour
• Financial aid: Scholarships, grants, and loans are available.
• Accreditation: Southern Association of Colleges and Schools Commission on Colleges (SACSCOC)

2. Capitol Technology University

Capitol Technology University's PhD in business analytics and data science is designed for professionals aiming for senior roles in both public and private industries. Students develop critical thinking and leadership skills that prepare them for their careers.

The online learning format allows professionals to maintain their busy schedules while managing coursework. Plus, most of the faculty members are also working professionals who stay up to date with the latest industry news and trends.

The curriculum includes courses that dive into data analysis, decision-making, ethics, and more. To graduate, students must complete and defend a dissertation.

• Estimated tuition cost: $975 per credit hour
• Financial aid: Loans, grants, and scholarships can help lower the cost of tuition.
• Accreditation: Middle States Commission on Higher Education (MSCHE)

3. Saint Peter's University

At Saint Peter's University, students can earn a PhD in data science fully online. The 70-credit program includes coursework, dissertation research, and a dissertation defense.

The comprehensive curriculum includes courses on enterprise data analytics, analytic techniques, and software applications. Enrollees study methods for handling large data sets, machine learning, and artificial intelligence tools.

Enrollees benefit from connections with industry partners, such as American Express and Oracle, which provide opportunities for collaboration, applied projects, and exposure to emerging technologies.

• Estimated tuition cost: $947.50 per credit hour
• Financial aid: Students can lower tuition costs through scholarships, grants, and loans.
• Accreditation: MSCHE

4. National University

National University offers a PhD in data science that's delivered completely online. This flexible program allows busy professionals to complete their degree from anywhere. Students gain in-depth exposure to key topics, such as:

• statistical and predictive modeling
• data mining
• machine learning
• data engineering
• database management
• big data integration

Students must complete 60 credits, which they may do so at their own pace. Year-round enrollment further adds to flexibility for enrollees with packed schedules.

• Estimated tuition cost: $1,104 per credit hour
• Financial aid: Students may receive scholarships, grants, and loans to help offset tuition costs.
• Accreditation: Western Association of Schools and Colleges (WASC)

How We Rank Schools

To compile the schools on this list, we used several ranking factors. Our methodology includes:

• Accreditation: Every school on this list is accredited by a recognized academic agency, like MSCHE.
• Affordability: We selected the most affordable online schools that offer low tuition rates and financial aid opportunities.
• Program reputation: We only chose schools that have a reputation for academic excellence, industry connections, and respected faculty.

What To Expect From a Data Science PhD Online

A PhD in data analytics online is a graduate program that blends advanced theory with hands-on research. Students usually complete coursework that overlaps with computer science, including subjects like algorithms, machine learning, big data management, and predictive modeling.

The online format allows flexibility for professionals while still requiring regular interaction with faculty mentors and peers during original research and dissertation milestones. Along the way, students build skills in programming, statistical methods, and problem-solving at the cutting edge of technology.

FAQs About Low-Cost Online Data Science PhDs

Getting a degree in data science can be a worthwhile career move. If you're thinking of completing a data science online PhD, take a look at these commonly asked questions.

Is an Online PhD in Data Science Worth It?

Yes, it can be worth it for those aiming for advanced research, leadership, or roles in academia, as the degree program provides expertise at the highest level. The value often depends on career paths, program quality, and industry demand.

Are Online Data Science PhDs Respected?

Accredited online PhDs are generally respected, especially when offered by established universities and supported by strong research requirements. Employers typically focus more on skills, research contributions, and the reputation of the school than on the program's delivery format.

Is 30 Too Late for Data Science?

No, 30 is not too late. Many people enter the field later in life after building experience in other areas. Data science values problem-solving, technical skills, and critical thinking more than age.

Discover Online Doctoral Programs

Explore the programs here on Learn.org. When you find a data science PhD program that interests you, reach out to the school directly for more information.