[ Cost Calculator ]

What might your project cost?

Answer four quick questions for an honest, indicative range based on typical 2026 build costs across our region. Every NOOR project then receives a detailed, itemised proposal after a site visit — the number you can actually rely on.

A completed NOOR rear extension at dusk — full-width glazing and warm interior light

[ 01 — Project Type ]

[ 02 — Approximate Size ]

New floor area30 m²
15 m²60 m²

[ 03 — Specification ]

[ 04 — Location & Extras ]

[ Your Indicative Range ]

£57k £75k

Single-Storey Extension · approx. 30 m² · Premium specification · Bristol

Indicative construction cost including VAT

Structure, envelope, services and internal finish

Final pricing follows a site visit and detailed proposal

Discuss this estimate with us

Prefer the full questionnaire? Request a consultation instead.

[ Honest Answers ]

How accurate is this estimate?+

It is an indicative range based on typical 2026 build costs across the South West and South Wales. Ground conditions, structure, access, specification and design choices all move the final figure. Every NOOR project receives a detailed, itemised proposal after a site visit — that is the number you can rely on.

What does the estimate include?+

Indicative construction cost including VAT, covering structure, envelope, services and internal finish to the selected specification. It excludes planning or Building Regulations fees and loose furniture.

Do you provide a fixed quotation?+

We provide a detailed, itemised proposal before work begins, so you understand exactly what is included. Any changes during the project are agreed in writing before they are carried out.