Is private school cheaper in Rapid City or Sioux Falls?

Rapid City has lower average private school tuition at $5,800/year vs $5,900/year in Sioux Falls. That's $100/year less, or $1,300 over a K-12 career.

How much can I save on private school by choosing Rapid City over Sioux Falls?

Average tuition in Rapid City is $100/year less than Sioux Falls. Over 13 years (K-12), that's $1,300 per child. Religious schools are the most affordable option in both cities: $4,100/year in Rapid City, $4,200/year in Sioux Falls.

How do Rapid City and Sioux Falls private school costs compare to the national average?

The national average private school tuition is $12,350/year. Rapid City averages $5,800/year ($6,550 below average). Sioux Falls averages $5,900/year ($6,450 below average).

Private School Cost: Rapid City vs Sioux Falls

Rapid City averages $100/year less for private school (2% cheaper). Over K-12, that's $1,300 per child.

Bottom Line

Rapid City is the cheaper city for private school. Average tuition: $5,800/year vs $5,900/year in Sioux Falls. Religious schools run $4,100/year on the low end.

Rapid City

$5,800

avg tuition/year

$6,550 below national avg

Lower cost

Sioux Falls

$5,900

avg tuition/year

$6,450 below national avg

Tuition by School Type & Grade

Category	Rapid City	Sioux Falls	Difference
All Schools (Average)	$5,800/yr	$5,900/yr	-$100
Religious Schools	$4,100/yr	$4,200/yr	-$100
Independent/Prep	$11,800/yr	$12,000/yr	-$200
Elementary (K-5)	$4,900/yr	$5,000/yr	-$100
Middle School (6-8)	$5,800/yr	$5,900/yr	-$100
High School (9-12)	$7,000/yr	$7,100/yr	-$100

K-12 Total Cost (13 Years)

Rapid City

$75,400

Sioux Falls

$76,700

Choosing Rapid City saves $1,300 per child over a full K-12 career. Two kids? That's $2,600.

Sample Schools

Rapid City

Rapid City Christian Schools

Christian · K–12 · $8,600-$10,800/yr

St. Thomas More High School (Rapid City)

Catholic · 9–12 · $8,400/yr

Sioux Falls

O'Gorman High School (Sioux Falls)

Catholic · 9–12 · $8,800/yr

Sioux Falls Christian Schools

Christian · K–12 · $9,200-$11,400/yr

Full Rapid City breakdown → Full Sioux Falls breakdown →

South Dakota private school costs

About This Comparison

This comparison uses NCES Private School Universe Survey data, adjusted for metro-level cost-of-living differences. "Average tuition" blends religious schools (Catholic, Christian) and independent day/prep schools. Religious schools typically cost 60-70% less than independent schools in the same city.

Grade-level estimates (elementary, middle, high) are derived from the city average using national grade-level multipliers. High school tuition typically runs 15-25% above the city average; elementary runs 10-20% below.