Is private school cheaper in Joliet or Lewisville?

Lewisville has lower average private school tuition at $12,000/year vs $12,100/year in Joliet. That's $100/year less, or $1,300 over a K-12 career.

How much can I save on private school by choosing Lewisville over Joliet?

Average tuition in Lewisville is $100/year less than Joliet. Over 13 years (K-12), that's $1,300 per child. Religious schools are the most affordable option in both cities: $7,600/year in Joliet, $8,200/year in Lewisville.

How do Joliet and Lewisville private school costs compare to the national average?

The national average private school tuition is $12,350/year. Joliet averages $12,100/year ($250 below average). Lewisville averages $12,000/year ($350 below average).

Private School Cost: Joliet vs Lewisville

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

Bottom Line

Lewisville is the cheaper city for private school. Average tuition: $12,000/year vs $12,100/year in Joliet. Religious schools run $7,600/year on the low end.

Joliet

$12,100

avg tuition/year

$250 below national avg

Lewisville

$12,000

avg tuition/year

$350 below national avg

Lower cost

Tuition by School Type & Grade

Category	Joliet	Lewisville	Difference
All Schools (Average)	$12,100/yr	$12,000/yr	+$100
Religious Schools	$7,600/yr	$8,200/yr	-$600
Independent/Prep	$27,900/yr	$25,400/yr	+$2,500
Elementary (K-5)	$10,300/yr	$10,200/yr	+$100
Middle School (6-8)	$12,100/yr	$12,000/yr	+$100
High School (9-12)	$14,500/yr	$14,400/yr	+$100

K-12 Total Cost (13 Years)

Joliet

$157,300

Lewisville

$156,000

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

Sample Schools

Joliet

Joliet Catholic Academy

Catholic · 9–12 · $14,800/yr

Plainfield Academy

Christian · K–12 · $9,400-$11,800/yr

Lewisville

Covenant School (Lewisville)

Christian · PK–12 · $11,200/yr

Flower Mound Christian Academy

Christian · K–12 · $9,400-$11,800/yr

Full Joliet breakdown → Full Lewisville breakdown →

Illinois private school costs Texas 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.