Connecticut Security Deposit Calculator 2026

Calculate interest owed on your security deposit and understand Connecticut's deposit laws.

Interest Required

Connecticut Security Deposit Law at a Glance

Interest Required by Law: Yes - landlord must pay interest
Estimated Annual Rate: 1.5% per year (simple interest)
Maximum Deposit: 2 months' rent
Interest Rate: 1.5%
Connecticut requires landlords to pay annual interest on security deposits held for more than 12 months. Rate is 1.5% per year (current). Deposits must be returned within 15 days of move-out.

Security Deposit Interest Calculator

Total deposit paid to landlord
Used to check deposit limits
$0
Total Interest Owed
$0
Original Deposit
$0
Total Return (Deposit + Interest)
0
Years Held
--
Deposit vs. Legal Limit

Interest Growth Over Time

Estimated interest at 1.5% per year on a $1,500 deposit.

Years HeldInterest EarnedTotal Return
1 year $22.50 $1,522.50
2 years $45.00 $1,545.00
3 years $67.50 $1,567.50
5 years $112.50 $1,612.50
10 years $225.00 $1,725.00

Connecticut Tenant Rights: Security Deposit Checklist

More Connecticut Calculators

Small Claims Court Limits LLC Formation Cost Quarterly Tax Calculator Minimum Wage & FPL