An appraisal gap is the shortfall that appears when a home appraises for less than the price you agreed to pay. Because lenders base financing on the appraised value, the gap is the amount you may need to cover yourself, renegotiate away, or resolve before the deal can close.
How does an appraisal gap work?
When you buy with a mortgage, your lender orders an appraisal to confirm the home's value before finalizing the loan. The lender will generally lend based on the lower of the purchase price or the appraised value. So if you agreed to pay more than the appraiser says the home is worth, the difference becomes a gap the loan will not cover.
Suppose you offer a price and the appraisal comes in below it. Your lender calculates your loan from that lower figure, which raises your effective loan-to-value and can shrink the amount financed. The gap between what you promised the seller and what the lender will fund now has to be bridged, or the transaction stalls.
Why gaps happen
Appraisal gaps are most common in fast-moving or low-inventory markets, but several factors can cause one:
- Competitive bidding pushes the agreed price above recent comparable sales.
- Home values are rising faster than closed sales can reflect.
- The property has unique features that are hard to compare.
- Limited recent sales in the area make valuation tougher.
- The buyer waived or weakened contingencies to win the deal.
For diaspora buyers competing remotely in a hot market, gaps are a real possibility, so it helps to plan for one before you make an offer rather than scramble after the appraisal lands.
Ways to close the gap
An appraisal gap is not automatically a dead deal. Buyers and sellers commonly resolve it in one of a few ways, and the best route depends on your cash position, the seller's motivation, and what your contract allows.
- Pay the difference in cash on top of your down payment.
- Renegotiate a lower price with the seller.
- Meet in the middle, with the seller reducing the price and you adding some cash.
- Dispute the appraisal with additional comparable sales or corrected data.
- Walk away if you included an appraisal-related contingency.
Some buyers proactively use an appraisal gap clause in their purchase agreement, promising to cover a shortfall up to a stated amount. This can make an offer more competitive because it reassures the seller the deal will not collapse over a low appraisal, but it commits you to bringing extra cash if the gap appears.
Who faces appraisal gaps, and why it matters
Appraisal gaps matter most to financed buyers in competitive markets, where offers frequently exceed recent sale prices. Understanding the risk matters because a gap can force a sudden decision about cash you may not have planned to spend, and it can be the difference between closing and losing the home.
Pros | Cons |
|---|---|
An appraisal gap clause can make your offer more competitive | Covering the gap requires extra cash beyond your down payment |
Knowing the risk lets you set aside reserve cash in advance | Waiving protections to win a bid can leave you exposed |
It creates a clear moment to renegotiate price with the seller | A large gap can derail financing and delay or kill the deal |
With the right contingency, you can exit rather than overpay | It raises your loan-to-value, which can affect loan terms and insurance |
The safest approach is to know your limits before you bid. Decide how much of a gap you could realistically absorb, understand which contingencies protect you, and treat any appraisal gap commitment as a real financial obligation rather than a formality.
Frequently asked questions
It is a term in your offer promising to cover a shortfall between the appraised value and the purchase price, usually up to a capped amount, in cash. Sellers like it because it reduces the chance the deal falls apart over a low appraisal. For you, it is a binding commitment to bring extra funds if the gap appears.
Often, if you agreed to cover it, because the lender will not finance above the appraised value. That said, you may be able to renegotiate the price, split the difference with the seller, or dispute the appraisal. Your options depend on your contract, the seller's willingness, and your available cash.
You cannot control the appraised value, but you can reduce the risk. Offering closer to comparable sales, keeping an appraisal contingency, and having reserve cash all help. In slower markets with plenty of recent sales, gaps are less common. In hot markets, plan for the possibility rather than assume it won't happen.
Your down payment is the planned share of the price you pay upfront, and it is calculated into your loan. An appraisal gap is an unplanned extra amount that appears only when the home appraises low, and it comes on top of your down payment. Both are cash you bring, but for different reasons.
Updated July 21, 2026
Disclaimer
Dara provides this glossary for general educational purposes only. It is not financial, legal, or tax advice, and availability, fees, and terms vary by country and corridor.
Put the words to work.
One account on both sides, so money moves either way without the markup.