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For landowners · South Glamorgan

Sell an Infill Plot in Cardiff

Can I sell an infill plot in Cardiff?

Selling infill land in Cardiff turns on three questions: does the gap fit the pattern of the street, are services and access available, and would a new home affect neighbours' light or privacy? Land to Homes checks each one, explains the likely scale of scheme, and puts any offer or terms in writing before you commit.

Aerial view of open farmland with hedgerows on the edge of a townCardiff · CF5

Free site appraisal

Tell us about your land and we will call you back. No cost, no obligation.

Prefer to talk? Call 0800 088 6248.

  • Free site appraisalNo cost, no obligation
  • Legal fees coveredReasonable fees, on options and promotion
  • Nothing to pay upfrontOn promotion: we fund planning
  • Direct purchaseSuitable sites, with or without planning
  • UK-wideEngland, Wales, Scotland and NI

Selling land around Cardiff

Cardiff (CF5) anchors our coverage of South Glamorgan, which takes in 2 other places. Nearby, we also cover Penarth, Caerphilly and Barry, all within 7 miles.

Sites worth a conversation around Cardiff: redundant agricultural buildings, paddocks on the edge of Cardiff and farmland next to the settlement boundary. Because Cardiff is in Wales, land titles are registered with HM Land Registry and transfers attract Land Transaction Tax (LTT).

Tell us where your land is around Cardiff and we will explain the routes open to you.

How we work in Cardiff

Street scene first

Councils look at the building line, roof heights, plot widths and materials along the street. A new home that follows that pattern has a much better chance of approval than one that ignores it.

Village infill policies

Some rural policies allow limited infilling within villages even where wider development is restricted. We check whether your plot falls within the exact wording of those rules.

Services and connections

Connecting water, sewers and power to a single plot can be costly where mains are not close by. We check where services run before estimating what the plot could support.

Neighbours' light and privacy

Window positions, outlook and daylight to neighbouring homes are tested in planning. We look at how a design could protect them, because this often decides whether infill is approved.

The Welsh system, as it applies in Cardiff

In Wales, planning applications for new homes in Cardiff are decided by the local planning authority, usually the county or county borough council, using its Local Development Plan, Planning Policy Wales and Future Wales: the National Plan 2040. Landowners can sell outright or through an option or promotion agreement in which the planning work is funded for them and recovered only from a sale with planning. Land to Homes offers a free site appraisal and covers your reasonable legal fees on option and promotion agreements.

In Wales, infill is judged against the Local Development Plan, which may define settlement boundaries or allow small rural infill sites under its own criteria. A single new home may still need approval from the SuDS approving body, depending on the construction area. Party wall procedures apply, as in England, and buyers pay Land Transaction Tax.

Key rules in Cardiff
National planning policyPlanning Policy Wales (Edition 12) and Future Wales: the National Plan 2040, supported by Technical Advice Notes
Who decides applicationsThe local planning authority, usually the county or county borough council (or a national park authority)
In-principle consentOutline planning permission, with reserved matters approved later
Land transaction tax (paid by the buyer)Land Transaction Tax (LTT)

Common questions in Cardiff

Should I sell an infill plot with or without planning?

Selling with permission usually achieves a higher price, but means paying for drawings, surveys and fees yourself and accepting the risk of refusal. Selling without planning is simpler and passes that risk to the buyer. A contract conditional on planning sits between the two and suits many small plots.

Is it easier to get planning permission for infill?

Often, because infill makes use of land within a settlement. But councils still refuse infill that harms the character of the street, neighbours' amenity or highway safety. In some rural areas, infill policies are tightly defined, so it pays to check the exact policy wording for your area.

What is an infill plot?

An infill plot is a gap within an existing line of buildings, such as a space between two houses or at the end of a terrace, where a new home would continue the street rather than extend into open land. Exact definitions vary between councils, and rural policies often define infill more narrowly.

What does a buyer check on a small infill site?

Title and boundaries, rights of way, the planning history of the plot, the location of sewers and water mains, trees, drainage, ground conditions, and whether the street has a pattern a new home can follow. Small issues matter more on small sites because they directly affect what can fit.

Is Cardiff an area you cover for land?

Yes, we cover land in Cardiff and elsewhere in South Glamorgan, including Penarth and Barry. Where a site suits us we can buy it directly, or set up an option or promotion agreement. On promotion there is nothing to pay upfront.

Read more: Sell an Infill Plot · Guide: Selling part of your garden: what you need to know

Sell an Infill Plot elsewhere in South Glamorgan

Own land that could take new homes?

Start with a free, no-obligation site appraisal. On option and promotion agreements we fund the planning work and pay your reasonable legal fees.

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