Closing Costs & Concessions · 6 min read

Timing Your First Mortgage Payment: Prepaid Interest and Escrow Reserves in West Valley

Originally published October 22, 2026 · Dominic Kramer, NMLS #1946539

Learn how closing dates, prepaid interest, and escrow accounts determine your cash to close and when your first payment is due.

New homeowners holding the keys to a house purchased with a mortgage in Washington state
Purchase financing, Washington state

When you buy a home, the closing date on your contract does more than just determine when you get the keys. It dictates exactly how much cash you need to bring to the escrow company and how many weeks you get to skip a monthly payment. Understanding how prepaid interest and escrow accounts interact is one of the most practical ways to manage your cash flow during a move.

Most buyers are surprised to learn that mortgage interest is paid in arrears, meaning you pay for the time you already lived in the house. This unique billing cycle creates a gap between your closing date and your first official payment. It also creates a closing cost line item called prepaid interest, which covers the daily interest charges for the remaining days of your closing month. You can explore how these upfront charges affect your overall out-of-pocket expenses in our guide to loan closing costs.

Topicsclosing costsprepaid interestescrow reservesadjustable rate mortgagesyakima valley

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