Illinois Security Deposit Rules

Landlord obligations under 765 ILCS 710; 765 ILCS 715

Deposit limit

No statewide limit

Must be reasonable and disclosed in the lease

Source: 765 ILCS 710; 765 ILCS 715 (no statewide cap), for the figures shown above. This tool is for informational purposes only and does not constitute legal advice. Consult a Illinois attorney for specific guidance.

Deposit limit verified against 765 ILCS 710; 765 ILCS 715 (no statewide cap) as of Jul 23, 2026.

MA Security Deposit Calculator (full tool)