Thornton Day School Tuition 2026
Annual tuition: $16,000/year — 30% above national avg . Located in Thornton, Colorado.
How Thornton Day School Compares
Thornton Day School tuition is 29% above Colorado avg.
Tuition by Grade Level
K–12 Total Cost Projection
At $16,000/year with 4% annual tuition increases, sending one child through K–12 at Thornton Day School would cost approximately:
Estimate assumes 13 years (K–12) at 4% annual increase. Actual costs vary — contact the school for current rates. Use our calculator for your state's average →
School Information
- Location
- Thornton, CO
- Affiliation
- Independent
- Grades Offered
- PK–12
- Enrollment
- 860 students
- School Type
- Independent
- Data Source
- NCES PSS 2021–22
Similar Private Schools in Colorado
More Colorado Private School Data
Frequently Asked Questions
How much does Thornton Day School tuition cost?
Thornton Day School charges $16,000/year in 2026 — 30% above the national average of $12,350/year national average. Located in Thornton, Colorado. Source: NCES Private School Universe Survey.
What is the total cost of attending Thornton Day School from K–12?
At the current tuition of $16,000/year with 4% annual increases, the projected K–12 total for Thornton Day School is approximately $266,030. This estimate assumes tuition increases at the historical 3–5% annual rate for private schools.
How does Thornton Day School tuition compare to other Colorado private schools?
Thornton Day School's tuition of $16,000/year is $3,550 above the Colorado private school average of $12,450/year. This puts it near the middle of the Colorado private school cost range.
Does Thornton Day School offer financial aid?
Most private schools, including independent private schools, offer need-based financial aid. Nationally, about 27% of private school students receive aid averaging 48% of tuition. Contact Thornton Day School's admissions office directly for current aid availability and application requirements.
Tuition data sourced from the NCES Private School Universe Survey 2021–22. Figures represent reported or estimated annual tuition. Actual costs may vary — contact the school directly for current tuition, fees, and financial aid information. Data last updated March 2026.