Closing costs are the collection of fees due at the very end of a home purchase, separate from your down payment — and they catch a lot of first-time buyers off guard because they're rarely factored into the "how much house can I afford" math people do early on. * Estimates for the total vary depending on the source, but closing costs generally run somewhere between 2% and 6% of the loan amount. On a $350,000 loan, that translates to a range of roughly $7,000 to $17,500 — a meaningful chunk of cash beyond the down payment itself. A 2025 industry report from data provider Lodestar put the national average closing cost for a single-family home purchase at $4,661, though costs vary widely by state due to different tax laws and fee structures. * The total is made up of several distinct line items, not one single fee: loan origination fees charged by your lender, the home appraisal and inspection fees, title search and title insurance costs, and government recording fees, among others. * Timing is fixed and non-negotiable for most of these costs: the bulk of closing costs are due on closing day itself, generally paid in cash or via cashier's check rather than folded automatically into monthly payments. * Some loan programs offer a workaround: certain loans allow you to roll closing costs into the mortgage itself instead of paying them upfront. That reduces the cash you need at closing, but it also means paying interest on those costs for the life of the loan — a smaller bill today in exchange for a larger one spread out over years.