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A guest house or B&B mortgage is a loan on a small accommodation business, usually with the owner living on site. See how lenders assess the trade, the building and the owner's home.
Reviewed by David Sampson, Founder & Director · Created 20 October 2026 · Last reviewed 20 October 2026
TL;DR
A guest house mortgage, also called a B&B mortgage, is a loan secured on a guest house, bed and breakfast or small inn, used to buy or refinance it. The owners usually run the business themselves and often live on site, so the loan covers both a trading business and, in part, a family home.
Lenders treat guest houses as small hospitality businesses. They look at the trading accounts, the number of letting rooms, occupancy and room rates, and the owners' experience, alongside the value of the building and its location. A guest house that has traded well for several seasons is easier to finance than one that has stopped trading or is being started from scratch.
Some guest house mortgages are regulated, most are not. Under FCA rules, a loan is regulated when the borrower or a close family member lives there and at least 40% of the land is used as a home (FCA Handbook PERG 4.4, accessed 20 Oct 2026). Most guest houses fall below that, so the loan is business lending.
The owner's accommodation still matters to lenders, even where the loan is unregulated. They check it is separate from the guest rooms and suitable to live in, because a guest house with good owner's accommodation is easier to sell.
A regulated loan brings affordability checks under the FCA's mortgage rules and access to the Financial Ombudsman Service, which an unregulated loan does not.
Lenders assess a guest house on its trading history, the owners and the building. They look at turnover, occupancy, room rates and profit from recent accounts. A trading guest house is often valued as a going concern, with its trade reflected in the value (RICS valuation of trade related property guidance, accessed 20 Oct 2026).
Buyers taking over a guest house are usually asked for a business plan, the seller's accounts and evidence of relevant experience, such as running a hospitality business or managing property. First-time operators can find lenders, but often need a larger deposit or more savings to cover a slower first season.
Lenders also look at the location, because coastal and rural businesses can be very seasonal, and at the condition of the rooms and any fire safety work needed.
Guest house mortgages work in much the same way across the UK, but local rules differ. In Scotland, property is bought through missives rather than exchange of contracts, Land and Buildings Transaction Tax replaces stamp duty, and short-term let licensing applies to some accommodation, which lenders and solicitors check.
Wales and Northern Ireland have their own land taxes and local registration rules for visitor accommodation. A solicitor or broker with experience in the area can say which rules apply to a particular property.
Guest houses in tourist areas are well understood by lenders, while remote properties with short seasons can have fewer lenders. The hotel mortgage lenders page explains how hospitality lenders differ.
Guest house mortgages differ on loan-to-value, term, fixed or variable pricing and fees, and on how lenders treat seasonal trade, first-time owners and the owner's accommodation. Business banks, challenger banks and specialist lenders all lend on guest houses, and comparing their terms on the same case shows which fits the business and its seasons.
Lenders may also ask how the owners plan to cover the quieter months, and whether savings or other income will support the business while trade builds after the purchase. A clear answer helps a case through underwriting.
Many owners use a broker who arranges hospitality lending, because criteria vary and some lenders only accept cases through brokers. Firms that arrange this kind of finance are listed on the hotel mortgage brokers page.
The total cost includes the valuation, legal fees and any early repayment charges, not only the rate.
Important: Your home may be repossessed if you do not keep up repayments on your mortgage. Information on this page is for general guidance only and does not constitute financial advice.Always verify details directly and seek independent advice before making financial decisions.