2026 Prices

Rear Extension Costs in Bromsgrove

Extension at the rear of the property - local pricing for Worcestershire.

Estimated Cost Range
£21,600 – £48,600

per project • 8-14 weeks

Standard
£21,600 - £48,600
Premium
£48,600 - £97,200

About Rear Extension in Bromsgrove

Searching for accurate Rear Extension costs in Bromsgrove? You've come to the right place. Our detailed 2026 price guide gives you honest cost estimates based on local Bromsgrove market rates.

According to current 2026 Bromsgrove rates, expect to pay between £21,600 and £48,600 for Rear Extension. Top-tier installations might exceed this range.

What's Included

  • Design and planning application
  • Foundations and floor slab
  • Wall construction
  • Roof installation
  • Bi-fold or patio doors
  • Electrical and plumbing
  • Internal finishing

Price Factors

Knowing why prices differ enables you to assess quotes fairly. In Bromsgrove, labour costs, material availability, and project complexity all affect pricing.

  • Projection depth
  • Width of extension
  • Permitted development or planning
  • Glazing specification
  • Intended use of space

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Consumer Advice: Hiring a Tradesperson

Before committing to any rear extension project, follow these essential tips to protect yourself and ensure a successful outcome.

📋 Get Multiple Quotes

Always obtain at least 3 written quotes from different contractors. Compare not just prices, but what's included, timelines, and payment terms. Be wary of quotes significantly lower than others.

✅ Check Credentials

Verify the trader is legitimate. Ask for proof of insurance (public liability and employer's liability), relevant trade certifications, and check if they're registered with trade bodies like TrustMark, FMB, or NICEIC.

⭐ Review Past Work

Request references from previous customers and photos of completed projects. Check online reviews on Google, Checkatrade, or Trustpilot. A reputable trader will be happy to share their track record.

📝 Get Everything in Writing

Insist on a detailed written contract covering the full scope of work, materials to be used, start and completion dates, total cost, and payment schedule. Never rely on verbal agreements alone.

💰 Be Careful with Deposits

Never pay the full amount upfront. A reasonable deposit is typically 10-25% to cover initial materials. Pay the balance only upon satisfactory completion. Avoid cash payments where possible.

🔍 Understand Your Rights

Under the Consumer Rights Act 2015, work must be carried out with reasonable care and skill. If things go wrong, you have the right to request a repair, price reduction, or refund.

📅 Agree Clear Timelines

Establish a realistic project timeline with key milestones. Include clauses for delays and ensure you're informed of any changes. Good communication throughout prevents misunderstandings.

🏠 Check Planning Requirements

For major works, confirm whether planning permission or building regulations approval is needed. The contractor should advise, but ultimately it's your responsibility as the homeowner.

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