📍 Oxford’s #1 Loft Conversion Specialist | ⭐ 4.9 Stars (147 reviews) | 📞 07825522857 | 10-YEAR GUARANTEE

Loft Conversion Cost Oxford: Get a Fixed Price & Free Site Survey


Stunning dormer loft conversion in Oxford - Attic Conversion Oxford

If you’re searching for loft conversion cost Oxford solutions, you need more than just a number—you need a fixed-price guarantee. At Attic Conversion Oxford, we transform dusty attic space into luxury bedrooms, elegant home offices, or high-yield rental suites. With 10 years of local experience, we unlock up to 30% property value increase for Oxford homeowners.

How Much Does a Loft Conversion Cost in Oxford? (2026 Price Guide)

Due to Oxford’s conservation areas and varied roof structures (Jericho, Summertown, Cowley), prices vary. Here’s our transparent, fixed-price breakdown for loft conversion cost Oxford projects:

Velux (rooflight)

£25k – £35k

Best for natural light, no major structural changes

Dormer Conversion

£40k – £55k

Adds headroom & style, popular in OX2/OX3

Mansard Conversion

£55k – £75k

Maximises space, ideal for terraced houses

Hip-to-Gable

£50k – £65k

Perfect for semi-detached, huge room gain

What’s Included in Our Oxford Loft Conversion Price?

  • ✅ Party wall agreements (Oxford-specific legal work)
  • ✅ Full building regulations + structural engineer calcs
  • ✅ Scaffolding + waste removal (skip hire included)
  • ✅ Fire-rated doors, Velux windows, plastering, electrics
  • ✅ Staircase installation (space saving or oak)


Bright finished loft bedroom Oxford - conversion by Attic Conversion Oxford

Why Oxford Homeowners Choose Attic Conversion Oxford (10+ Years of Trust)

With over a decade serving OX postcodes including Jericho, Summertown, Cowley, Headington, Marston and Wolvercote, we understand every roof structure. We expertly handle Oxford City Council planning permission and conservation area restrictions (Norham Manor, Walton Street).

🏆 Why choose us vs a general builder

✔ Fixed pricing – no “mid-build surprises”
✔ In-house team only (no subcontractor lottery)
✔ 10-year structural guarantee – written warranty
✔ Free dust protection + floor protection sheets
✔ We manage architects, engineers & party walls

💬 Real Oxford review

“Attic Conversion Oxford quoted me £42k for a dormer. Three other firms were £50k+ with fewer inclusions. They finished in 6 weeks. Super clean site. Highly recommend.” – Sarah, OX3

Our 4-Step Loft Conversion Process (From Quote to Completion)

1

Call or Book a Free Survey

Call 07825522857 → we visit your Oxford property within 48h. Honest advice on permitted development vs planning.

2

Fixed Quote & 3D Design

Detailed breakdown of loft conversion cost Oxford line by line (steel beams, windows, staircase).

3

Permissions & Build

We handle building control + structural steels, flooring, and insulated plasterboard.

4

Handover & Guarantee

Skirting, rads, electrics + completion certificate + 10-year warranty.

Loft Conversion Cost Oxford vs. Moving House – Real Savings

SolutionAverage CostTimeframeStress Level
🏠 Move to larger home in Oxford£50k+ fees + stamp duty6–12 months🔴 Extremely High
✨ Our loft conversion (Velux to Mansard)£25k–£75k fixed price6–8 weeks🟢 Low (we manage everything)

Get the extra bedroom without estate agent fees or chains. Call: 07825522857

Additional Loft Conversion Services We Offer in Oxford

To maximise your ROI, we specialise in:

  • 🔧 Loft insulation upgrade (U-value compliant)
  • 🪟 Dormer & Velux window installation
  • 🚪 Bespoke staircase integration
  • 🛁 En-suite bathroom plumbing & tiling
  • ⚡ Full electrical rewire + fire alarms

Order service as a complete package and save 10% on labour. Book now to claim.


Architectural plan for loft conversion Oxford - local experts

Frequently Asked Questions (Landlord & Homeowner Objections Solved)

❓ Do I need planning permission for a loft conversion in Oxford?
Most dormer and Velux conversions fall under Permitted Development (except conservation areas like Norham Manor, Walton St). We check your postcode for free during the site survey.
❓ How long does a loft conversion take in Oxford?
Velux: 4–5 weeks | Dormer or mansard: 6–8 weeks. We work 8am–5pm Monday–Friday to minimise disruption. Weekend quiet work available.
❓ Will a loft conversion add value to my Oxford home?
Absolutely. Rightmove 2025 data: a quality loft bedroom adds 15–20% value. In Oxford that’s typically £75k–£100k. Rental potential also high.
❓ Can I live in my house during the build?
Yes – we seal the staircase area with temporary walls, use external scaffolding, and provide dust barriers. We’ve done 200+ occupied homes in Oxford.
❓ Are you insured & accredited?
FMB. Fully Oxford Council compliant. Ask for our certificates.

Why Choose Us vs National Loft Conversion Chains?

🏅 Attic Conversion Oxford (Local)


✅ 10 years Oxford only
✅ Owner visits every project
✅ Transparent fixed cost
✅ We solve planning headaches for free
✅ 10-year written warranty

❌ National quote firms


❌ Sales agent commissions
❌ Unknown subcontractors
❌ Hidden extra fees for steels
❌ No local council knowledge
❌ Standard 2-year guarantee

⭐ Google: 4.9 stars (147 reviews)  |  FMB approved    |  Eco+ insulation certified
“Full building control sign-off on every Oxford loft conversion since 2016.”

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Transform your unused attic into a beautiful, functional living space

Our expert team specializes in high-quality loft conversions that add value to your property and create the extra room your family needs.

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