Mill rate
12.041
$1 per $1,000 assessed
Calculator · Towns · Greenwich
Fairfield County · 1 of 23 in the county
Greenwich property tax
FY2026 mill rate 12.041. Real property is assessed at 70% of fair market value. Statewide rank: 4 of 169 (lowest mill rate is 1).
Effective rate
0.84%
Tax ÷ market value
Tax on $1.6M
$13,485.92
$1,123.83 / month
MV mill rate
12.041
Secondary; cap 32.46
Buying in Greenwich? A lender PITI estimate should include about $1,123.83/mo of property tax.
Example taxes in Greenwich
| Market value | Assessed (70%) | Annual tax | Monthly |
|---|---|---|---|
| $500,000.00 | $350,000.00 | $4,214.35 | $351.20 |
| $1,000,000.00 | $700,000.00 | $8,428.70 | $702.39 |
| $1,600,000.00 | $1,120,000.00 | $13,485.92 | $1,123.83 |
| $2,500,000.00 | $1,750,000.00 | $21,071.75 | $1,755.98 |
Compared with nearby towns
Same $1,600,000 house in Greenwich, Stamford and Darien. Open the live calculator to change the price.
Head-to-head at $1.6M: Greenwich vs Darien · Greenwich vs Stamford
Formula
annual tax = (fair market value × 0.70 × 12.041) ÷ 1,000
For a $1,000,000 home in Greenwich that is $8,428.70 per year before exemptions and special districts.
Confirm with the Greenwich assessor.
Fire districts and other special taxing districts can add mills on top of this municipal rate. Exemptions are not applied here. Think the assessment is too high? See how to appeal a CT property assessment.