Explore the value of a private Catholic high school education

How Your Child Can Benefit From an STA Education

Prepared for college and for life

There’s no greater feeling than knowing that you’ve made the right investment in your teen’s education. At STA, we partner with parents to provide an education that prepares high schoolers for college and life.

Tuition Rates

Learn all about our current tuition rates and fees

Tuition Rate, 2026-2027
Grade LevelTuition*
Grades 9-12$20,566**

*Exclusions from the tuition: Uniform, laptop, school supplies, calculator, AP exam & SAT costs, parking fees, student activities such as Winterterm and other events.

**There is also a student fee of $650 required annually during enrollment.

Affording STA

Financial assistance AND PAYMENT PLANS

Perhaps one of the biggest considerations you’re thinking of as a parent is the cost of private high school. At STA, we’re committed to making private high school education accessible for you and your family. There are many avenues for you to explore as you consider applying to our school:

Financial Assistance

Families can apply for financial aid online through FACTS. As you fill out the online application, you’re required to submit the following:

  • A copy of the IRS taxes from the previous two years of your school year enrollment (ex. 2021 IRS taxes for SY 2023-2024).
  • A copy of your W-2 from the previous two years of your school year enrollment (ex. 2021 W-2 for SY 2023-2024).
  • Other personal background information relevant to determining financial aid

Did you know…

The average financial assistance awarded to families is approximately
$6,600 per year.

The average financial assistance awarded to families is approximately $6,600 per year.

One in three families receives financial assistance from STA.

The FACTS website requires a $50 application fee upon submission. If you have any questions, please get in touch with FACTS at (866) 441-4637.

Payment Plans

Payment plans

STA families have four options for paying tuition: A single payment, a semi-annual payment, a 10-month payment plan, and a 12-month payment plan.

Visit St. Thomas Aquinas High School

As you find the best choice for a private high school in Dover, NH, and surrounding communities, we’d like you to get a full view of what STA offers. Learn more about our college-prep programs, uplifting community, and distinct school culture where your teen can thrive. We can’t wait to meet you and your family!

Visit Us

Ready to apply? Click here to start your online application.
Questions? Contact Stephanie Bolduc (sbolduc@stalux.org) for financial assistance questions and Christina Goodrich (cgoodrich@stalux.org) for tuition-related questions.