Is private school cheaper in Stamford or Sunnyvale?

Sunnyvale has lower average private school tuition at $21,600/year vs $29,900/year in Stamford. That's $8,300/year less, or $107,900 over a K-12 career.

How much can I save on private school by choosing Sunnyvale over Stamford?

Average tuition in Sunnyvale is $8,300/year less than Stamford. Over 13 years (K-12), that's $107,900 per child. Religious schools are the most affordable option in both cities: $16,500/year in Stamford, $14,100/year in Sunnyvale.

How do Stamford and Sunnyvale private school costs compare to the national average?

The national average private school tuition is $12,350/year. Stamford averages $29,900/year ($17,550 above average). Sunnyvale averages $21,600/year ($9,250 above average).

Private School Cost: Stamford vs Sunnyvale

Sunnyvale averages $8,300/year less for private school (38% cheaper). Over K-12, that's $107,900 per child.

Bottom Line

Sunnyvale is the cheaper city for private school. Average tuition: $21,600/year vs $29,900/year in Stamford. Religious schools run $14,100/year on the low end.

Stamford

$29,900

avg tuition/year

$17,550 above national avg

Sunnyvale

$21,600

avg tuition/year

$9,250 above national avg

Lower cost

Tuition by School Type & Grade

Category	Stamford	Sunnyvale	Difference
All Schools (Average)	$29,900/yr	$21,600/yr	+$8,300
Religious Schools	$16,500/yr	$14,100/yr	+$2,400
Independent/Prep	$59,500/yr	$42,100/yr	+$17,400
Elementary (K-5)	$25,400/yr	$18,400/yr	+$7,000
Middle School (6-8)	$29,900/yr	$21,600/yr	+$8,300
High School (9-12)	$35,900/yr	$25,900/yr	+$10,000

K-12 Total Cost (13 Years)

Stamford

$388,700

Sunnyvale

$280,800

Choosing Sunnyvale saves $107,900 per child over a full K-12 career. Two kids? That's $215,800.

Sample Schools

Stamford

King School (Stamford)

Independent · PK–12 · $47,800/yr

Bi-Cultural Day School

Independent (Jewish) · K–8 · $26,400/yr

Sunnyvale

Archbishop Mitty High School

Catholic · 9–12 · $26,800/yr

Stratford School (Sunnyvale)

Independent · PK–8 · $24,200-$27,600/yr

Full Stamford breakdown → Full Sunnyvale breakdown →

Connecticut private school costs California 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.