---
title: "Roof Replacement Cost Calculator UK | Free New Roof Estimate | TopNotch Roofers UK"
url: https://topnotchroofers.org/roof-cost-calculator
description: "Free roof replacement cost calculator UK. Get instant new roof estimates in 2 minutes. Average cost of a new roof: £5,000-£12,000. Compare quotes from accredited roofers."
lang: en-GB
---

Installer Capacity: 72% Booked for October 2026

Free Instant Estimate

# Roof Cost Calculator

Get an **instant roof estimate** in under 2 minutes – completely free, no obligation

Answer a few quick questions and we'll calculate your estimated cost instantly.

Step 1 of 6 17% Complete

## What type of property do you have?

Trusted by homeowners across the UK

Free, no-obligation quotes

Vetted local roofers

Compare prices easily

## Roof Replacement Cost FAQs

### How much does a new roof cost in the UK?

### What's the roof cost by property type?

### How much does a flat roof replacement cost?

### What affects roof replacement cost?

### How can I get an accurate roof quote?

Use our free calculator above to get your instant roof replacement estimate

Compare quotes from vetted roofers and save up to 40% on your new roof cost

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```