Expand Your Home: Single Storey Rear Extensions!
Milton Keynes, Buckinghamshire, Hertfordshire, Bedfordshire, and Greater London

Expand Your Home: Single Storey Rear Extensions! 🏡✨
Unlock the potential of your UK home with a versatile and value-adding single-storey rear extension!
Why Build? The Benefits!
- More Space: Create the room you've always dreamed of – perfect for growing families or new hobbies.
- Increased Property Value: A well-designed extension can significantly boost your home's market appeal and value.
- Enhanced Lifestyle: Improve flow, natural light, and connection to your garden.
- Cost-Effective Alternative to Moving: Avoid stamp duty, legal fees, and the stress of relocating.
- Quicker Build Time: Generally faster to construct than multi-storey extensions.
What Can You Create? Ideas for Your New Space!
- Spacious Open-Plan Kitchen/Diner: The most popular choice for modern living.
- Bright & Airy Living Room: Expand your relaxation and entertaining area.
- Dedicated Home Office: A quiet, productive space for remote work.
- Playroom for the Kids: Keep toys and games contained.
- Utility Room/Downstairs WC: Add essential practical space.
- Cozy Garden Room: A tranquil retreat with views of your outdoor space.
Key Facts & Figures (UK Averages)
💰 Estimated Cost
- £1,800 - £3,000 per m² (excluding VAT, depending on location & finish)
- For a 20m² extension: Expect £40,000 - £56,000
- Remember to budget for professional fees (architect, structural engineer) and a 10-20% contingency!
📈 Value Added
- Can add 5% - 15% to your home's value.
- A well-designed kitchen extension can add £30,000 - £50,000+ in value.
📏 Average Added Space
- Typically extends 3-4 metres from the rear of the original house under Permitted Development.
- Larger extensions (up to 6m for attached, 8m for detached) may be possible with Neighbour Consultation Scheme.
🗓️ Planning Permission
- Permitted Development: Many single-storey rear extensions fall under this, avoiding full planning permission if guidelines are met (e.g., size, height, materials).
- Full Planning Application: If required, typically takes 8-10 weeks for a decision.
- Overall Project Timeline (Design to Completion): 7-15 months (including design, approvals, and construction).
Ready to add space, light, and value to your home? Consult with local architects and builders to bring your vision to life!
Visualise Your Dream Annex!

External View

Internal View
UK Single Storey Rear Extensions guide! 🏡✨
Get a free quote
WhatsApp: +44 74040 86195
E-mail: contact@al-haitham.co.uk
Address: Office F7, Gloucester House, 399 Silbury Blvd, Milton Keynes MK9 2AH