New Canaan mill rate
16.691
Calculator · Compare · New Canaan vs Darien
Fairfield County · $1.6M house · FY2026
New Canaan vs Darien property tax
The same $1,600,000 house. New Canaan costs about $1,356.32 more per year than Darien at official FY2026 mill rates.
Darien mill rate
15.48
Spread on $1.6M
$1,356.32
New Canaan is higher
Effective rates
1.17%
New Canaan · 1.08% Darien
On a $1,600,000 house
Open the live calculator with New Canaan and Darien preselected, or change the price.
| On $1.6M | New Canaan | Darien |
|---|---|---|
| Mill rate | 16.691 | 15.48 |
| Annual tax | $18,693.92 | $17,337.60 |
| Monthly | $1,557.83 | $1,444.80 |
| Effective rate | 1.17% | 1.08% |
| Spread | +$1,356.32 / yr | Lowest |
Buying in New Canaan or Darien? A lender PITI estimate should include about $1,557.83/mo of property tax in New Canaan, or $1,444.80/mo in Darien.
Formula
Connecticut assesses real property at 70% of fair market value. A mill is $1 of tax per $1,000 assessed.
annual tax = (price × 0.70 × mill rate) ÷ 1,000
New Canaan mill rate 16.691 → $18,693.92/year. Darien mill rate 15.48 → $17,337.60/year.
Estimate only — not tax advice.
Excludes fire and special taxing districts and exemptions. Confirm with each town assessor. See New Canaan and Darien.