Top Green Colleges 2026 | The Princeton Review’s Guide to the Most Sustainable Schools

Discover the 2026 Guide to Green Colleges—our 16th annual ranking spotlighting 388 environmentally responsible schools leading the way in campus sustainability. Join Rob Franek, Editor-in-Chief of The Princeton Review, as he reveals this year’s Top 50 Green Colleges, including: #3 Lehigh University – ambitious Climate Action Strategy toward carbon neutrality by 2040 #2 American University – achieved carbon neutrality in 2018, setting 113 new goals for 2030 #1 College of the Atlantic – first U.S. college to achieve carbon neutrality and on track for a fossil-fuel-free future These institutions aren’t just teaching about sustainability—they’re living it. From renewable energy use to waste reduction and sustainability-focused majors, these schools are powering real change. 🌎 Learn more and explore all 388 schools in our full guide: 👉 https://www.princetonreview.com/college-rankings/green-guide SUBSCRIBE to our channel! https://www.youtube.com/channel/UCpKbNuRROd1YBVwRz_vvhJw/ Visit us online: https://www.princetonreview.com?exid=44290457 The Princeton Review is a leading tutoring, test prep, and college admission services company. Every year, we help millions of college- and graduate school–bound students achieve their education and career goals through online and in-person courses delivered by a network of more than 4,000 teachers and tutors, online resources, and our 150+ print and digital books published by Penguin Random House. The Princeton Review is not affiliated with Princeton University.