What Is a Blanket Mortgage? Guide for Investors 

Step-by-step diagram showing how a blanket mortgage cross-collateralizes multiple rental properties under one lender lien

A blanket mortgage is a single loan that uses multiple properties as collateral — one payment, one lender, one closing. This guide explains how blanket mortgages work, who they’re for, and what investors
need to know about release clauses, cross-collateralization, and 2026 requirements.