Mill rate
31.98
$1 per $1,000 assessed
Calculator · Towns · Deep River
Middlesex County · 11 of 15 in the county
Deep River property tax
FY2026 mill rate 31.98. Real property is assessed at 70% of fair market value. Statewide rank: 122 of 169 (lowest mill rate is 1).
Effective rate
2.24%
Tax ÷ market value
Tax on $1.6M
$35,817.60
$2,984.80 / month
MV mill rate
31.98
Secondary; cap 32.46
Buying in Deep River? A lender PITI estimate should include about $2,984.80/mo of property tax.
Example taxes in Deep River
| Market value | Assessed (70%) | Annual tax | Monthly |
|---|---|---|---|
| $500,000.00 | $350,000.00 | $11,193.00 | $932.75 |
| $1,000,000.00 | $700,000.00 | $22,386.00 | $1,865.50 |
| $1,600,000.00 | $1,120,000.00 | $35,817.60 | $2,984.80 |
| $2,500,000.00 | $1,750,000.00 | $55,965.00 | $4,663.75 |
Compared with nearby towns
Same $1,600,000 house in Deep River, Chester and Essex. Open the live calculator to change the price.
Formula
annual tax = (fair market value × 0.70 × 31.98) ÷ 1,000
For a $1,000,000 home in Deep River that is $22,386.00 per year before exemptions and special districts.
Confirm with the Deep River 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.