To add a monthly escrow amount to the loan amortization schedule in Excel, you can follow these steps: Insert a new row below the last payment row. This finance video tutorial explains how to create an amortization table in excel.I am trying to create an amortization schedule for my mortgage but need to add in for escrow payments. The tutorial shows how to build an amortization schedule in Excel to detail periodic payments on an amortizing loan or mortgage. Road Improvements as detailed below.