New Aldi Store Approved for Multi-Million Pound Investment in Old St Mellons 2026

Key Points

• Cardiff Council’s Planning Committee endorsed plans for a new Aldi food store in Old St Mellons after a meeting held on 8 October 2026.
• This development amounts to a multi-million-pound investment, specifically described as a £7 million investment according to the region’s report and also an extension of the Aldi’s £900 million investment program planned for 2027.
• The supermarket development will provide 40 jobs to locals.
• The supermarket design incorporates 108 parking spots (seven accessible bays, seven parent and child bays, four electric vehicle charging spots with capacity for another 24), along with 16 sheltered cycle spots and 94 trees plus green space.
• The planning application was met with positive public consultation response with a 90% approval rate among more than 500 comments received, but not without opposition over traffic, noise pollution, and community identity.
• The aim is to have the store operational in 2027.

Cardiff (Cardiff Daily) October 9, 2026 — Cardiff Council’s Planning Committee has granted formal approval for a new Aldi food store in Old St Mellons, a development valued at several million pounds that aims to generate up to 40 jobs. The project, which secured unanimous backing from councillors despite minor local objections, will form part of the supermarket giant’s broader investment programme and is targeted for an official opening in 2027.

What Led to the Approval of the New Aldi Store in Cardiff?

As reported by Rhys Gregory of Wales 247, Cardiff Council’s Planning Committee officially approved the proposals for the brand-new Aldi supermarket in Old St Mellons during its session on 8 October 2026. The initiative constitutes a major financial commitment to the area, noted as a £7 million investment, and falls under Aldi’s wider £900 million investment pipeline slated for rollout in 2027.

The site, designated at Plot A, Wern Fawr Lane, St Mellons, is planned to integrate smoothly with the adjacent Eastern Business Park facilities. Michael Plimmer, Senior Development Manager at Robert Hitchins, commented on the synergy between the entities: As reported by Rhys Gregory of Wales 247, Michael Plimmer stated that

“We are really excited to be bringing forward this development for Aldi who will add to the already great facilities on offer at Eastern Business Park which includes the gym and restaurant strengthening the long-term potential and sustainability of the Business Park for years to come”.

What Are the Key Design and Infrastructure Features of the Superstore?

According to details shared by Wales 247, the approved architectural and logistical plans outline a comprehensive layout designed to accommodate both motorists and active commuters. The blueprint incorporates 108 parking spaces. Within this allocation, provisions include seven accessible bays, seven parent and child bays, and four operational electric vehicle charging points, alongside structural potential to expand by an additional 24 electric spaces in the future.

Furthermore, to encourage sustainable methods of transport, the scheme provides 16 covered cycle spaces. Environmental integration has also been factored into the local framework, with plans incorporating 94 newly planted trees alongside designated green spaces.

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How Did the Local Community and Planning Authorities Respond?

While local planning documentation and reporting by Kieran Molloy, Local Democracy Reporter for the South Wales Argus, highlighted that the application met some resistance from local residents regarding potential issues such as increased traffic, localized noise, and concerns over changing the residential character of Old St Mellons, the consultation phase also demonstrated significant backing.

According to corporate figures released during the application stage, the plans attracted 90% support derived from over 500 responses collected throughout the public planning process. Addressing the competitive retail landscape and potential impacts on nearby amenities—such as an existing Tesco superstore—Cllr Emma Reid-Jones expressed support during the committee proceedings. As reported by Kieran Molloy of the South Wales Argus, Cllr Emma Reid-Jones stated that

“A bit of healthy competition is what is good – it can only help the residents and wider residents”.

Following the committee’s decision, Rob Jones, Real Estate Director at Aldi, expressed optimism about the project’s timeline and local impact. As reported by Rhys Gregory of Wales 247, Rob Jones stated:

“This proposal will deliver a significant investment into Old St Mellons, create up to 40 jobs, provide greater retail choice and competition and offer residents and Eastern Business Park tenants access to affordable food shopping on their doorstep”.

Rob Jones added:

“We hope to open the store in 2027 and look forward to working constructively with Cardiff Council to progress the remaining planning conditions”.

Background of the Particular Development

The approval of the Old St Mellons Aldi store marks the latest milestone in a long-standing trend of rapid expansion by the German discount supermarket chain across South Wales and the wider United Kingdom. Over recent years, Aldi has actively targeted suburban and commercial fringe locations to improve geographical access to budget-friendly grocery options, reducing travel times for outlying neighborhoods. The site at Wern Fawr Lane was strategically chosen to sit adjacent to the Eastern Business Park, an established commercial hub housing various local businesses, a gym, and dining facilities. Prior to receiving unanimous consent from Cardiff Council’s Planning Committee in October 2026, the project underwent months of multi-stage community consultations, design revisions, and logistical assessments to address municipal guidelines, infrastructure capacities, and environmental criteria.

How This Development Can Affect the Local Audience and Community

The establishment of the new Aldi store in Old St Mellons is projected to induce multiple distinct changes for local residents, business tenants of the Eastern Business Park, and nearby retailers. For local households and workers in the immediate catchment area, the development will introduce a major discount grocery option directly on their doorstep, reducing the necessity to travel longer distances for weekly household shopping and potentially lowering average grocery expenditures in an era of sensitive cost-of-living pressures.

Economically, the creation of up to 40 full- and part-time employment opportunities offers direct job prospects for local jobseekers. For the Eastern Business Park, the co-location of a high-footfall supermarket alongside existing amenities like the gym and restaurants is expected to drive increased daily visitor traffic, thereby boosting the long-term commercial viability and integrated sustainability of the business park environment.

Conversely, the development will alter local traffic patterns around Wern Fawr Lane. Even with the inclusion of 108 parking spaces, electric vehicle charging infrastructure, and cycle provisions, nearby residents may experience denser vehicular movements during peak operational hours. Furthermore, the introduction of a major discount retailer will intensify direct retail competition with pre-existing nearby supermarkets, such as the local Tesco superstore, which could prompt shifts in local consumer shopping habits across the eastern sector of Cardiff