Date Published 19 October 2026
One of the most common buy-to-let mistakes is choosing a property based on whether you would personally like to live there.
That isn't completely irrelevant, but it isn't the most important question.
The better question is:
Will the right tenant want to live here—and will the numbers still work after all the costs are included?
Start with the tenant
Before viewing properties, decide who the likely tenant will be.
That might be:
- A single professional.
- A couple.
- A young family.
- A retired tenant.
- Sharers.
- Somebody relocating to the area.
Different tenants look for different things.
A family may prioritise schools, parking and an enclosed garden. A professional couple might place greater importance on transport links, broadband and a low-maintenance home.
If you don't know who the property is for, it becomes very difficult to judge whether it is a good investment.
Property type makes a difference
The latest official local figures show considerable variation across Bournemouth, Christchurch and Poole.
In August 2026, average rents were approximately:
- £918 for a one-bedroom home.
- £1,169 for two bedrooms.
- £1,456 for three bedrooms.
- £2,080 for four or more bedrooms.
By property type, average monthly rents were:
- £1,076 for flats and maisonettes.
- £1,345 for terraced houses.
- £1,517 for semi-detached houses.
- £1,873 for detached houses. cy.ons.gov.uk
These are broad averages—not automatic valuations for individual properties.
Two apparently similar homes can achieve very different rents because of their condition, road, parking, garden, layout and presentation.
Flats can offer a lower entry price—but check the lease
A flat or maisonette may provide a more affordable route into buy-to-let.
However, investigate:
- Service charges.
- Ground rent.
- Planned major works.
- Reserve funds.
- The remaining lease length.
- Restrictions on letting.
- Restrictions on pets.
- Parking arrangements.
- Responsibility for communal repairs.
A flat with an attractive gross yield can become much less attractive once a large annual service charge is deducted.
Houses may appeal to longer-term tenants
Terraced and semi-detached homes often appeal to couples and families who want more space, parking or a garden.
These tenants may remain for several years if the home suits them.
Longer tenancies can reduce:
- Empty periods.
- Reletting costs.
- Referencing expenses.
- Decoration between tenancies.
- Management time.
However, houses also bring responsibility for roofs, external walls, gardens, fencing and other maintenance that might be covered by a service charge in a block.
There is no universally 'best' property type.
Look carefully at the location
Upton, Hamworthy, Creekmoor and Canford Heath each attract slightly different applicants.
Even within one area, the rental value can change from one road to the next.
Consider:
- Schools and childcare.
- Public transport.
- Road links.
- Local shops.
- Parking.
- Broadband availability.
- Noise.
- Flood risk.
- Garden size.
- Access to employment.
- The condition of neighbouring properties.
A cheap property isn't a bargain if the location makes it difficult to let to a reliable long-term tenant.
Don't underestimate condition
A freshly decorated property may photograph well while still hiding expensive problems.
Before buying, look beyond the colour of the kitchen units and check:
- Roof and guttering.
- Windows and external doors.
- Heating system.
- Consumer unit and wiring.
- Damp or mould.
- Water pressure and plumbing.
- Insulation and ventilation.
- EPC rating.
- Smoke and carbon-monoxide alarms.
- Signs of movement or structural issues.
- Condition of the garden, drains and boundaries.
A survey and appropriate specialist inspections can be money very well spent.
Think about management before you buy
Ask yourself honestly how involved you want to be.
Self-management includes more than collecting rent. It can mean:
- Advertising.
- Viewings and referencing.
- Right-to-rent checks.
- Tenancy documentation.
- Deposit protection.
- Safety certificates.
- Rent collection.
- Repairs.
- Inspections.
- Arrears management.
- Keeping up with legislative changes.
- Responding when something goes wrong at an inconvenient time.
Since the Renters' Rights Act took effect, good records and correct procedures have become even more important. GOV.UK
Management fees should be included in your investment calculation even if you initially intend to manage the property yourself.
Circumstances change, and the property should still work financially if you later need professional help.
Don't chase the highest rent at any cost
The highest advertised rent isn't always the best result.
A sensible market rent that attracts a reliable tenant quickly may produce a better annual return than an ambitious figure followed by six weeks without income.
A good tenant who pays on time, reports repairs and looks after the property has considerable value.
The investment should be judged over years—not by whether you squeezed an additional £25 from the first month.
Our buy-to-let checklist
Before committing to a purchase, we recommend confirming:
- The total purchase cost, including stamp duty.
- The genuine achievable rent.
- The likely tenant profile.
- Local demand for that property type.
- Expected mortgage payments.
- Service charges and ground rent.
- Immediate work required.
- Likely future maintenance.
- Safety and compliance requirements.
- Insurance costs.
- Management costs.
- A realistic void and arrears allowance.
- Your personal or company tax position.
- Your long-term exit plan.
Ask us before you buy
We regularly speak to people after they have bought a property and discovered that the rent suggested by the selling agent was unrealistic.
It is far better to ask before exchanging contracts.
At Lewis Dean, we understand the differences between Upton, Hamworthy, Creekmoor, Canford Heath and the wider Poole rental market.
We can give you a straightforward view of:
- The likely monthly rent.
- The type of tenant the property should attract.
- Improvements that could increase demand.
- Potential management concerns.
- Anything that may make the property difficult to let.
No optimistic spreadsheet and no promise that every property is a wonderful investment—just practical local advice before you commit your money.
The figures were checked against current ONS housing data for Bournemouth, Christchurch and Poole, GOV.UK Stamp Duty guidance, HMRC Making Tax Digital guidance, Corporation Tax rates and the Renters' Rights Act landlord overview
