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Illinois Private High Schools with the Most Educated Faculty

Name: Illinois Average Faculty With Advanced Degrees Trends (High School)
Creator: Private School Review
License: https://www.privateschoolreview.com/terms

The average percentage of private high school faculty in Illinois who have attained an advanced degree is 56% (2026-27).

The private high school in Illinois with the highest percentage of their faculty having advanced degrees is Howard Area Leadership Academy, with 100% of their faculty having obtained an advanced degree.

Quick Facts (26-27)

# IL Schools Ranked: 111
Top 20 Range (Faculty W/ Adv. Degree): 83%–100%
IL School Avg.: 57%
National School Avg.: 56%

Quick Facts (26-27)

# IL Schools Ranked: 111
Top 20 Range (Faculty W/ Adv. Degree): 83%–100%
IL School Avg.: 57%
National School Avg.: 56%

Illinois Average Faculty With Advanced Degrees (Trends)

Total Growth: +1.8% (+1% since 2015)

View Data

Year	National avg	Illinois (IL) avg
2025	57%	56% (▲ 1 pp)
2024	57%	55% (▲ 1 pp)
2023	57%	54% (▼ 1 pp)
2022	56%	55% (— 0 pp)
2021	56%	55% (▲ 1 pp)
2020	56%	54% (— 0 pp)
2019	55%	54% (▲ 1 pp)
2018	55%	53% (▼ 1 pp)
2017	55%	54% (— 0 pp)
2016	54%	54% (▼ 1 pp)
2015	54%	55%

Download Table: Download as CSV | Download as XML | Download as JSON

Source: National Center for Education Statistics (NCES) Private School Universe Survey (PSS), direct school submissions, and proprietary website research and analysis by Private School Review.

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Show school map — Illinois (faculty w/ adv. degree range: 83%–100%, avg 57%)

Advanced Degree Range: 73% 100% Avg. Advanced Degree: 85%

Frequently Asked Questions

What is the average percentage of private high schools faculty in Illinois who have attained an advanced degree?

The average percentage of private high schools faculty in Illinois who have attained an advanced degree is 56% for 2026-27.

Which private high schools in Illinois have the highest percentage of faculty with advanced degrees?

The top ranked private high schools in Illinois with the highest percentage of faculty having advanced degrees include Howard Area Leadership Academy, Dr Pedro Albizu Campos Puerto Rican High School and Midwest Academy For Gifted Education.

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