Downvaluation (UK): what it means, why it happens, and your options
Downvaluation is when a lender’s valuation comes in below the agreed price. This UK guide explains why it happens and your realistic options, with 3 worked examples.
Summary
People say “downvaluation” when the lender’s valuation comes back below the agreed purchase price. The practical impact is simple: your lender usually bases lending on their valuation, so you may have a funding shortfall.
This guide explains why it happens, what you can realistically do next, and how to model the deposit/mortgage maths.
- Deposit calculator: /house-deposit/
Key terms (quick definitions)
- Downvaluation: lender valuation below agreed price. See: Downvaluation.
- LTV: loan-to-value. If the valuation drops, LTV can jump. See: LTV.
How it works
What the lender is doing
The lender’s valuation is primarily about risk: they want to know what the property is worth in the market so they can set an appropriate loan amount.
RICS explains that “down valuation” isn’t a technical valuation term — it’s the everyday phrase for the gap between a negotiated price and the valuer’s view of market value.
Why a downvaluation causes a problem
If you agree to pay more than the lender’s valuation, you have three basic ways to close the gap:
- Reduce the price (renegotiate)
- Increase your deposit (find extra cash)
- Change the lending (different lender / different loan amount)
Often, you’ll use a combination.
Worked examples
Example 1: The classic “shortfall”
Assume:
- Agreed price: £300,000
- Lender valuation: £285,000
- Your lender will lend up to 90% LTV of valuation
Maximum loan = (£285,000 × 90% = £256,500)
If you still pay £300,000, your minimum cash needed becomes:
- Cash needed = (£300,000 - £256,500 = £43,500)
If you only had £30,000 saved, you now have a £13,500 shortfall.
Example 2: Renegotiate to the valuation
Same numbers, but the seller agrees to reduce the price to £285,000.
Now the 90% loan becomes:
- Loan = (£285,000 × 90% = £256,500)
- Deposit/cash = (£285,000 - £256,500 = £28,500)
In this scenario, your original £30,000 deposit is enough again.
Example 3: You increase the deposit (and accept a different LTV)
You keep the price at £300,000, but you find extra cash (savings or a gift) to cover the shortfall.
If you add £13,500 to your deposit, you still buy at £300,000 — but remember: you’re doing that to satisfy the lender’s valuation-based loan limit.
Related: /guides/gifted-deposit-uk-what-lenders-ask-for/
Common mistakes
- Treating downvaluation as “the lender being awkward” and not adjusting the funding plan.
- Forgetting the lender’s loan limit is often based on valuation, not the agreed price.
- Ignoring how the downvaluation changes your LTV band (and potentially your rate).
- Switching lenders without budgeting the time impact.
- Not getting advice on valuation vs survey (they’re different tools).
- Proceeding without enough buffer for other buying costs.
What to do next
- Related guides:
- Related glossary:
- Related calculators: