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Building in Brisbane's Character Overlays

What Is a Character Overlay?

Brisbane's Character Overlay is a planning mechanism in CityPlan 2014 designed to protect the city's pre-war residential streetscapes: the Queenslanders, timber cottages, and inter-war bungalows that define suburbs like Paddington, Ashgrove, Auchenflower, Nundah, and Wynnum.

If your property is in a Character Overlay, it means Brisbane City Council considers your home and its street to have cultural and aesthetic value worth protecting. That doesn't mean you can't renovate or build; it means that whatever you build must respond thoughtfully to the character of the area.

There are two main character overlays in Brisbane:

• Traditional Building Character Overlay: Applies to areas with a significant concentration of pre-1947 dwellings. Covers the widest range of suburbs.
• Pre-1911 Building Character Overlay: A smaller overlay covering areas with very early colonial and Victorian-era housing stock.

Does My Property Have a Character Overlay?

You can check whether your property is in a character overlay using Brisbane City Council's PD Online mapping tool. Search your address and look for any overlays listed on the property report. If you're unsure how to interpret the mapping, a building designer can complete a site analysis and give you a clear picture of what applies to your block.

What Can You Still Do in a Character Overlay?

A character overlay doesn't prevent development; it shapes it. In practice, many renovations and additions in character areas are code assessable, provided the design meets the relevant overlay requirements. These requirements focus primarily on:

• Street presentation: New work visible from the street must be sympathetic to the existing building and streetscape, typically respecting roof pitch, materiality, and the rhythm of openings (doors and windows).
• Retention of character elements: Where the existing dwelling contributes to character, CityPlan prefers the front portion of the building is retained and restored, with new additions at the rear.
• New dwellings: If you're demolishing and rebuilding, or building on a vacant lot, the new dwelling must meet the Traditional Building Character Design Requirements, generally meaning a pitched roof, appropriate materials (timber or rendered masonry), and a front setback and verandah treatment that fits the street.

Demolition in Character Areas

Demolishing a character-contributing building in Brisbane generally requires development approval and is not as simple as knocking down any other structure. Council assesses whether the building is a "character place" and what the impact of its removal would be. In most cases, the preferred outcome is retention and adaptation rather than demolition.

That said, demolition is sometimes appropriate, for example where a building is structurally unsound, has been significantly altered to the point of losing its character value, or where the replacement design genuinely enhances the streetscape. The assessment is case by case, and a pre-lodgement meeting with Council can be useful in gauging their likely position.

Rear Additions: The Most Common Project Type

By far the most common project we work on in character suburbs is the rear addition: retaining the existing cottage or Queenslander at the front, and adding a contemporary open-plan kitchen, dining, and living area at the back. Done well, this approach satisfies the overlay requirements while delivering exactly the modern interior the owners want.

The key design principles we follow in character areas:

• Keep the original front rooms and facade as intact as possible
• Use a "break" or setback between old and new. This is good design practice and also signals to Council that the addition is subordinate to the original
• Introduce contemporary materials (glass, steel, lightweight cladding) at the rear, where they won't be visible from the street
• Ensure roof pitches of the new work relate to those of the existing building, not necessarily identical but considered

Is a Character Overlay a Problem?

Many homeowners initially worry that a character overlay will prevent them from achieving the modern home they want. In reality, the overlay rarely does that; it just requires the design to be more considered, particularly at the street elevation.

The suburbs covered by Brisbane's character overlays are typically among the city's most desirable, and that's directly linked to the quality and consistency of their built environment. Working within the overlay isn't a constraint so much as a design brief: connect to the past while building for the future.