St. Marks Elementary School, Boise, ID

St. Marks Elementary School is a Roman Catholic private school in Boise, ID teaching grades PreK-8. It reported 323 students and about 13.7 students for every teacher in the 2023-24 federal survey.

Can you use PCTC here?

No Idaho list we can check Confirmed open

Idaho does not approve schools for this credit, because the money goes to parents. Any nonpublic school’s tuition can count.Official PCTC source.

Call (208) 375-6654 Visit website Directions Add to compare

School facts

Grades: PreK-8
Students: 323
Teachers: 25
Students per teacher: 13.7
Student body: Coeducational
Program: Regular
Affiliation: Roman Catholic
Setting: City

Member of: National Catholic Educational Association

These are the numbers the school gave the U.S. Department of Education for the 2023-24 school year, published in July 2026. Enrollment and staffing move every year, so ask the school for today’s figures. Where this comes from. Something wrong? Tell us and we will fix it.

What Idaho pays, and what that leaves you

ID

Idaho Parental Choice Tax Credit Refundable tax credit

Up to $5,000 per student Up to $7,500 for a student with a qualifying disability. It follows the tax year, so 2026 expenses are claimed in early 2027.

Figures read from each program’s official pages, 2026-09-20. Sources and how to apply

What would you pay at St. Marks Elementary School?

Yearly tuition the school quoted Fees, books, uniforms PCTC award Children

We filled in the standard PCTC amount. Change it if your award letter says something different. An award can never be more than the school actually charges. This is arithmetic, not a quote.

Other private schools nearby

School	Grades	Students	Per teacher	Affiliation	Miles
Northview Montessori Preschool and Kindergarten	PreK-K	14	5.8	Nonsectarian	<1
Montessori School of Boise, Casa Dei Bambini	PreK-K	4	4	Nonsectarian	<1
Bishop Kelly High School	9-12	967	16	Roman Catholic	2
Calvary Christian School	PreK-8	223	13.2	Christian (nondenominational)	2
Rose Hill Montessori School	PreK-6	22	8.5	Nonsectarian	3
St. Marys School	PreK-8	109	6	Roman Catholic	3
Hillside Academy	PreK-K	3	0.9	Nonsectarian	3
Overland Montessori	PreK-K	8	3.2	Nonsectarian	3

On the state’s official list Other private schools

Keep looking

Do you run this school?

Fix anything that is off, and add what families ask us for most: tuition, open seats by grade, and photos. It is free.

Update this listing

Get one email when applications open

Most programs open once a year, and several ran out of money or seats in 2026. Pick your state and we will email you the day the next window opens, with the official link. That is the only email you get.

One email per application window. No calls, no sharing your details.