Connecticut 529 Plan Calculator

2026

Connecticut 529 plans in 2026: deduction of up to $5,000 ($10,000 on a joint return), per return; only the CT plan qualifies. Project your college savings growth.

By Konstantin Iakovlev · Updated October 19, 2026 · Methodology

years
years
$
$
%
$
years

Total College Cost

$176,766.87

With 4% inflation

Projected Savings

$58,861.83

Funding

33%

Funding Gap

$117,905.04

Monthly Needed to Fully Fund

$750.77

529 Plan Projection

Years Until College13 years
Total College Cost (with inflation)$176,766.87
Current Balance$0.00
Total Contributions$39,000.00
Investment Growth+ $19,861.83
Projected Savings at College$58,861.83
Funding Gap$117,905.04
Monthly Contribution Needed$750.77

Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.

Connecticut 529 State Tax Benefit (2026)

Deduction of up to $5,000 ($10,000 on a joint return), per return. Only contributions to CHET 529 Direct Plan (Connecticut Higher Education Trust) count; money put into another state’s plan earns no Connecticut deduction or credit.

Contributions above the cap carry forward for up to 5 years; current-year contributions are deducted first.

The limit is per return, not per beneficiary: $10,000 on a joint return no matter which spouse contributes. Separately, employers can claim a credit of 25% of what they put into an employee's CHET account, up to $500 per employee.

Connecticut Tax & Education Facts (2026)

State Income Tax progressive (up to 6.99%)
529 State Tax Benefit Deduction of up to $5,000 ($10,000 on a joint return), per return
Plans That Qualify Only CHET 529 Direct Plan (Connecticut Higher Education Trust)
State Plan CHET 529 Direct Plan (Connecticut Higher Education Trust)
State Sales Tax 6.35%
Avg. Property Tax Rate 1.36%

Official Sources:

Other Connecticut Calculators