10 Best Online High School Diploma For Adults


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Planning a high school diploma online as an adult might look a bit hard, but it is worth it. If you are thinking of going back to school or attending for the very first time as an adult, then this list of the best online high school diplomas for adults is for you.

However, not every adult would love to sit in a class with students who are the same age as their sons and daughters.


Therefore, they scraped the net while searching for an online high school diploma for adults.

But we have taken the bold step of finding the best online high school diploma for adults, so you don’t have to worry because we have provided every piece of information you need.

What is a high school diploma?

According to Wikipedia, a high school diploma is a North American academic qualification awarded upon high school graduation.


It was obtained after a course of study lasting four years, from grade 9 to grade 12. A diploma is awarded by the school under the requirements of the local state or provincial government.

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How Much Does It Cost to Get an Adult High School Diploma Online?

It does not cost much to get an adult high school diploma online; it only depends on the enrollment type.

If you are enrolling in only the adult high school diploma program, the cost would be $99 per month. But if you are enrolling in a standard full-time high school diploma program, it would cost $129 per month.

While special programs such as the honors program may cost you extra,


List of Online High School Diploma For Adults

We will be listing the 10 (ten) best online high school diplomas for adults below:

1. Whitmore School Online High School

Whitmore School is an accredited online high school powered by the educational company CompuHigh.

They offer several full diploma programs for students all over the world who need an alternative to a traditional brick-and-mortar school. Students can enroll any time of the year and start immediately.

The school also offers Adult Education Diploma Program for those who are willing to go back to school.

2. Clintondale Virtual School

Clintondale Virtual School offers a unique program that allows students from any high school across the country to take a high school class within eight weeks.


The classes are delivered online utilizing Edmentum.

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Clintondale Virtual School has also been awarded accreditation by Cognia (formerly AdvancED), the largest community of education professionals in the world.

And now they have become one of the best online high school diplomas for adults.

3. Texas Success Academy

Texas Success Academy is a Private High School located at 1400 W Mayfield Road, Bldg 350, Arlington, TX, 76015, USA.

The private school has earned many accreditations from different educational entities including AdvancED.


Read also: Best 25 Free Accredited High School Diploma Online, No Cost

4. Park City Independent Online High School

Park City Independent is a fully accredited online high school open to students in the U.S. and around the world.

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Students attending Park City Independent have the benefit of accessing a virtual campus from the comfort of their homes and at their own pace, time, and schedule, all with the same accreditation offered through public high schools.

Which makes the school one of the best online high school diplomas for adults.

5. Smart Schools (fully-accredited high schools)

Smart Schools is an online high school, located at 1440 S. CLEARVIEW AVE, MESA, AZ 85209, USA, and fully accredited by Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS).


The school offers a flexible, online, and accredited adult high school diploma program that helps you earn the future you want.

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Smart Schools Online program is perfect for a busy adult who wants to complete a diploma quickly, with flexibility.

6. Indiana University Bloomington

Indiana University Bloomington is one of the oldest universities Founded in 1820.

The school has been the best when it comes to online programs and also offers the best online high school diploma for adults.

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The best of it all is you can study on the go using the UI Mobile App, which helps you stay connected anywhere you are.

7. The Keystone School

Keystone online education programs offer quality learning in a non-traditional environment for students in Kindergarten through 12th grade.

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But they have also moved to offer courses for adults who dropped out or just need to start education for the first time.

Keystone has been a trusted provider of high-quality, online learning with flexible options for more than 40 years.

You can join the keystone school for a quality online diploma as an adult.


8. Excel High School

Excel High School is part of the Excel Education Systems Independent School System. The school operates like any traditional high school and is fully accredited by Cognia-AdvancED.

Excel High School completely stands behind the quality of educational services.

9. James Madison High School

If you’re an adult who is ready to complete your high school diploma, online study at James Madison High School is the nationally- and regionally-accredited education solution you need.

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As an adult, attending high school online allows you to balance your educational goal with work, family, and daily life instead of the other way around.

Join James Madison High School and earn your diploma as an adult.


10. Penn Foster

Penn Foster has been on a mission to help people like you launch, accelerate, and thrive in their careers for more than 125 years.

They provide students with a quality education that fits their busy lifestyle and budget, offering over 100 self-paced, career-relevant programs across our College, Career School, and High School.

You can start your adult education with them as they have been on these for over 125 years now.

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