Is private school cheaper in Honolulu or Trenton?

Trenton has lower average private school tuition at $16,800/year vs $20,200/year in Honolulu. That's $3,400/year less, or $44,200 over a K-12 career.

How much can I save on private school by choosing Trenton over Honolulu?

Average tuition in Trenton is $3,400/year less than Honolulu. Over 13 years (K-12), that's $44,200 per child. Religious schools are the most affordable option in both cities: $12,900/year in Honolulu, $10,800/year in Trenton.

How do Honolulu and Trenton private school costs compare to the national average?

The national average private school tuition is $12,350/year. Honolulu averages $20,200/year ($7,850 above average). Trenton averages $16,800/year ($4,450 above average).

Private School Cost: Honolulu vs Trenton

Trenton averages $3,400/year less for private school (20% cheaper). Over K-12, that's $44,200 per child.

Bottom Line

Trenton is the cheaper city for private school. Average tuition: $16,800/year vs $20,200/year in Honolulu. Religious schools run $10,800/year on the low end.

Honolulu

$20,200

avg tuition/year

$7,850 above national avg

Trenton

$16,800

avg tuition/year

$4,450 above national avg

Lower cost

Tuition by School Type & Grade

Category	Honolulu	Trenton	Difference
All Schools (Average)	$20,200/yr	$16,800/yr	+$3,400
Religious Schools	$12,900/yr	$10,800/yr	+$2,100
Independent/Prep	$37,600/yr	$35,800/yr	+$1,800
Elementary (K-5)	$17,200/yr	$14,300/yr	+$2,900
Middle School (6-8)	$20,200/yr	$16,800/yr	+$3,400
High School (9-12)	$24,200/yr	$20,200/yr	+$4,000

K-12 Total Cost (13 Years)

Honolulu

$262,600

Trenton

$218,400

Choosing Trenton saves $44,200 per child over a full K-12 career. Two kids? That's $88,400.

Sample Schools

Honolulu

Punahou School

Independent · K–12 · $27,400/yr

Iolani School

Independent (Episcopal) · K–12 · $24,800/yr

Saint Louis School (Honolulu)

Catholic · 9–12 · $13,800/yr

Trenton

Notre Dame High School (Trenton NJ)

Catholic · 9–12 · $14,200/yr

Trenton Catholic Academy

Catholic · K–12 · $12,400/yr

Full Honolulu breakdown → Full Trenton breakdown →

Hawaii private school costs New Jersey 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.