Choose an amount using both your own budget and evidence about the property. An amount you could fund is not automatically the home’s value or an amount a seller will accept.
What does a lower price change?
The effect depends on what is limiting the purchase. Consider this arithmetic example, not a mortgage quote:
| £170,000 price | £165,000 price | |
|---|---|---|
| 5% deposit | £8,500 | £8,250 |
| Remaining mortgage | £161,500 | £156,750 |
Here, a £5,000 price reduction cuts the percentage deposit by £250 and the mortgage by £4,750. This assumes both mortgage amounts fit the borrowing and monthly-budget checks; it leaves out changes to tax, fees and rates.
If borrowing is capped and extra cash must cover the difference, the cash effect can be much larger. The offer worksheet recalculates both, using your plan. It keeps a funding gap visible rather than treating a lower payment as proof you can buy.
Keep price evidence separate from your limit
Use comparable completed sales, with their dates and differences in condition, size and tenure. Recent sales may not yet be registered. An asking price or old sale is not a current valuation (a check of the home’s value for the lender; not a condition survey).
Your private stopping point is a limit you choose, not a suggested opening bid. The worksheet does not recommend a discount or predict a seller’s response.
Record what you actually offer
Explain the amount, your real buying position and any conditions through the agent, and keep a written record. Ask what is included and obtain the seller’s response in writing. Do not describe unconfirmed borrowing or dates as settled.
Accepted does not mean completed
For an ordinary negotiated purchase in England, the offer becomes binding at exchange of contracts (the point when the purchase contracts become legally binding). Mortgage approval, a suitable survey (an inspection of the home’s condition) and legal checks still need attention. Ask whether marketing and viewings will stop after acceptance.
Auction bids, reservation agreements and buying schemes can involve different commitments. Get advice on their particular terms before signing or paying. This guide and worksheet do not establish your legal position.
Checked 26 October 2026. Rules and product availability can change; check the original information before acting.
GOV.UK · Making an offer ↗Rightmove · Making and recording an offer ↗HM Land Registry · Sold-price search ↗GOV.UK · How to buy a home ↗MoneyHelper · Applying for a mortgage ↗See what an amount changes.
Use your income-first budget and the home’s costs to explore the cash and monthly consequences.
Open my home and offer worksheet →