Best Online Computer Science Programs in O'Fallon, IL (2026)

O’Fallon, Illinois has a population of about 32,139. The city’s median household income is $102,793 (Census ACS 2023, 5-year). About 51.3% of adults 25+ hold a bachelor’s degree or higher. Our directory has 33 accredited schools offering computer science programs near O’Fallon, with tuition ranging from $30,730 to $83,476 per year for indexed programs. In the St. Louis, MO-IL metro area, the top-earning computer science-related role is Computer and Information Systems Manager at a median $154,760 annually (BLS OEWS, May 2024).

Closest Computer Science Schools to O’Fallon

The 10 accredited institutions below are the closest among the 33 schools in our directory that offer computer science programs near O’Fallon. Distances are calculated from O’Fallon city center.

Source: IPEDS / College Scorecard (2023 cohort). Browse all Illinois schools on the Illinois computer science page.

Computer Science Wages Near O’Fallon

O’Fallon is part of the St. Louis, MO-IL metro area (BLS area code 41180). Where MSA-level wages are published, the table below shows MSA medians; otherwise it falls back to Illinois statewide.

Source: BLS, May 2024 Occupational Employment and Wage Statistics. The U.S. Bureau of Labor Statistics publishes wage data at the metro (MSA) and state level – not by individual city.

O’Fallon at a Glance

Other O’Fallon-Area Cities With Computer Science Programs

• Belleville, IL – 6.8 mi away (41,906 pop)
• Collinsville, IL – 7.3 mi away (24,635 pop)
• East Saint Louis, IL – 11.7 mi away (26,922 pop)
• Edwardsville, IL – 14.1 mi away (25,071 pop)
• Granite City, IL – 14.6 mi away (28,908 pop)

Frequently Asked Questions

How many accredited computer science schools are near O’Fallon, IL?

Our directory has 33 accredited schools offering computer science programs near O’Fallon. The closest is McKendree University in Lebanon, IL (5.4 miles), and the farthest in our top picks is Webster University (23.2 miles). 0 of the highlighted schools are flagged as offering distance education.

What are the highest-paying computer science roles near O’Fallon?

Based on BLS OEWS May 2024 wage data, the top-paying computer science-related roles near O’Fallon are: Computer and Information Systems Manager ($154,760), Database Architect ($122,290), Computer Network Architect ($122,130). These reflect MSA-level medians where published, with Illinois statewide fallback for occupations not reported at the metro level.

Should I look at programs in Belleville instead of O’Fallon?

Belleville, IL is 6.8 miles from O’Fallon and has its own set of local computer science programs – see the city’s page. For online programs, distance matters less; for hybrid or in-person formats, comparing both can help.

Is O’Fallon an affordable place to study computer science?

O’Fallon’s median household income of $102,793 (Census ACS 2023) is one input. Online programs let students stay in O’Fallon while attending lower-cost out-of-state schools, and Illinois public universities often offer reduced in-state online tuition.

How do I verify a program is accredited?

Confirm institutional accreditation via the U.S. Department of Education database (U.S. Dept. of Education database), and check for any program-specific accreditation listed by the school.

Related Resources

• Online Computer Science Programs in Illinois
• Main Computer Science Degree Guide
• Computer Science Programs by State

Data verified: May 5, 2026. Salary, employment, and tuition figures on this page are sourced from the U.S. Bureau of Labor Statistics (OEWS May 2024; Employment Projections 2024–2034) and the U.S. Department of Education College Scorecard (2023 cohort). The source agency and data year are cited inline with every statistic.