Can You Extend a Listed Building? Lessons From Black Tile House

One of the most common questions we are asked is whether it is possible to extend a listed building while respecting its historic character.

The short answer is yes. However, successful listed building projects require a careful balance between conservation, design and planning considerations.

Our work on Black Tile House in Firle demonstrates how contemporary architecture can sit comfortably alongside a historic building while enhancing its long-term future.

Understanding the Historic Significance

Before any design work begins, it is essential to understand what makes a listed building special.

This may include original materials, historic layouts, craftsmanship, setting and architectural character. Understanding these elements helps inform design decisions throughout the project.

Contemporary Doesn’t Mean Unsympathetic

At Black Tile House, we adopted a clear architectural distinction between old and new.

Rather than replicating historic detailing, the contemporary flint extension was designed to complement the listed building while remaining clearly identifiable as a modern intervention.

This approach is often favoured by conservation officers because it avoids creating a false sense of history.

Planning and Listed Building Consent

Listed building projects typically require close collaboration with planning officers, conservation specialists and other stakeholders.

Early engagement and a well-considered design strategy can significantly improve the planning process and help ensure a successful outcome.

Materials Matter

Material selection plays a critical role in heritage projects.

At Black Tile House, traditional flint, carefully restored mathematical tiles and high-quality craftsmanship helped create a seamless relationship between the original building and the new extension.

Improving Performance

Historic buildings can often be upgraded sensitively to improve comfort and efficiency without compromising their character.

Careful insulation strategies, improved services and thoughtful detailing can all contribute to better performance while preserving heritage value.

A Balance of Old and New

The most successful listed building projects do not seek to freeze a building in time. Instead, they respect its history while allowing it to evolve for modern living.

Black Tile House demonstrates how contemporary architecture and heritage conservation can work together to create something greater than either could achieve alone.

View the full project here: Black Tile House