Unlock your child’s full potential. Enroll today!

Online adult education to earn your high school diploma

K12 1624029303430 image

The Keystone School

Earning your high school diploma is within reach. Keystone provides a convenient adult education program that fits your schedule with online, self-paced courses for students older than 18. Experience the K12-powered approach with personalized learning that’s suited to your needs with the convenience you desire. 
And our career-focused approach to helping you earn your high school diploma is a great option if you plan to go directly into the workforce or have already started your career.


Adult Education Programs for Lifelong Learners

Explore the benefits of online adult education programs powered by K12 to see if they’re a good fit for your goals.

K12 1624029335144 image

A Flexible Approach

We’re committed to meeting the needs of diverse learners with personalized learning experiences wherever there’s an internet connection. Earn your diploma in as little as five months, depending on credits needed to graduate. Mastery-based courses allow you to retake assessments until you’ve mastered the material. Enroll any time and get started immediately.

K12 1624029359955 image

Available Support

A free transcript evaluation prior to enrollment helps you understand how many credits you’ll need to graduate and a timeline to help you get there. As soon as you enroll, you’ll meet with your Graduation Advisor who provides you with one-to-one support throughout your enrollment. Detailed planning provides structure to keep you on track and on pace to reach your goals.

K12 1624029391045 image

Career Planning

K12-powered adult education programs are designed with lifelong learning in mind. If you’re in the middle of a career, or looking to begin one, resources like resume writing, interview tips, and more are available.