Large rear dormer with glazed doors and a Juliet balcony, supplied by Attic Conversion Oxford

Loft conversions & building in Oxford5.0 ★ Google rating (5 reviews)

Loft conversions in Oxfordabove it all.

Modern loft conversions designed around the way you actually live. Survey, design, planning and build — one local Oxford team, from first question to final handover.

Call 07825 522857 Explore conversions

Free feasibility survey

Get a written Oxford loft quote

No obligation

5.0 ★

Google rating (5 reviews)

15+

Years building in Oxfordshire

1 team

Survey to handover

Free

Written property quote

Dormers · Velux · Hip-to-gable · Mansard · Extensions

Serving Oxford & Oxfordshire

Why Attic Conversion Oxford

A better room upstairs, without the compromise.

Head height, rafter type, chimney positions, party walls and the route for the stairs all shape what is possible. We begin with those practical questions, then design a room around them.

From a compact rooflight conversion to a full mansard, we compare the realistic options for your property rather than steering every enquiry towards the same product.

Our building services

What we do

Loft conversion types for Oxford homes.

Four routes to more space. Each shaped by the property, the planning context and the way you want to use the room.

A row of Oxford brick terraces with contemporary dormer windows projecting from the slate roof

Client photograph

Dormer loft conversions

More headroom and usable floor area under a new rear dormer, designed around your roof.

Two roof windows set into an existing pitched roof

Client photograph

Low impact

Velux & rooflight conversions

Light-filled rooms created inside the existing roofline, without a projecting dormer.

A brick house with a new vertical gable end and a large rear dormer, showing a completed hip-to-gable loft conversion

Client photograph

More width

Hip-to-gable conversions

Turn a sloping hip end into a vertical gable wall and unlock overlooked roof space.

A period brick house with a new mansard roof, a steep lower slope and two large dormer windows

Client photograph

Planning-led

Mansard conversions

Generous full-height space behind a new, steep rear roof profile.

AlsoL-shaped dormers Trussed roof conversions Mansion block lofts Roof terraces House extensions Basement conversions Garden rooms Renovations & new builds

Gable end and two roof windows on a supplied hip-to-gable loft conversion

Client photograph

The details that matter

Decided early, not on site.

The approach

Local knowledge. Considered construction.

Oxford roofs, streets and planning contexts are not interchangeable. We work across the city and surrounding towns, with the property and its setting in mind.

One accountable team

Survey, design, approvals and build coordinated under one roof.

Clear written scope

Assumptions, exclusions, programme and payment stages agreed upfront.

Architecturally accurate

Each conversion route is matched to the roof shape and property.

Local aftercare

A nearby team to speak to long after the scaffolding comes down.

How we work

A clear process. No guesswork.

From the first survey to the final handover, every stage is owned, sequenced and explained.

First conversation

Tell us about the house, the space you need and any constraints you already know about.

Survey & feasibility

We measure the roof, check access and explain which routes are realistic for the property.

Design & quotation

The scope, specification, assumptions, exclusions and payment stages are set out in writing.

Approvals & programme

Planning, structural design, party wall and Building Regulations requirements are coordinated.

Build & handover

The work is sequenced carefully, inspected at the right stages and explained at completion.

Roof shapes in focus

The architecture does the talking.

View services

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Loft bedroom suite

Light, storage and a calm finish

Client photograph

Gable end

Hip-to-gable roof geometry

Client photograph

Rooflights

Daylight within the existing slope

Budget with confidence

What does a loft conversion cost in Oxford?

Full cost guide

Velux / rooflight

£25,000 – £40,000

4–6 weeks on site

The simplest route where the existing roof already provides enough head height.

Rear dormer

£35,000 – £55,000

6–8 weeks on site

A practical way to create usable floor area and vertical headroom.

Mansard / L-shaped

£50,000 – £80,000

8–12 weeks on site

Larger structural changes for more generous suites and ensuite space.

Broad planning guides only, not quotations. Final costs depend on the property, structure, access, specification and approvals. A survey and written scope are needed before a reliable price can be given.

Across Oxford

Local knowledge, not a postcode lookup.

Oxford roofs, streets and planning contexts are not interchangeable. We work across the city and surrounding towns, with the property and its setting in mind.

Loft conversions across Oxfordshire

01Jericho 02Cowley 03Headington 04Summertown 05Marston 06Botley 07Abingdon 08Witney 09Thame 10Didcot

Also working across Kidlington, Wallingford, Wheatley, Bicester, Woodstock and Banbury.

Customer feedback

What Oxford homeowners say about our work.

5.0

5 Google reviews · Headington, Oxford

View on Google

Dormer loft conversion & renovation

“Highly recommend! We used them for a Dormer Loft Conversion and Full Renovation in Oxford. Their Design and Planning Service made everything easy, from the initial CAD Design and Structural Calculations to the final Innovative Design touches. They are a true Design and Build team. Beyond the loft, they handled our New Roof with Velux Windows, Heating Engineers work, and a stunning Shower Rooms Design. Whether you need Building Extensions, a Kitchen Extension, or a Complete Renovation, their craftsmanship is elite. The best choice for a Luxury Home finish!”

Loft conversion in Oxford

“Really happy with Attic Conversion Oxford! The team was friendly, professional, and made the whole process easy from start to finish. My new loft space looks amazing and has added so much value to my home. If you’re looking for attic conversion Oxford or loft conversions in Oxford, I’d definitely recommend them.”

Attic bedroom conversion

“Wanted to give a big shoutout to the team over at Attic Conversion Oxford! They turned our unused attic space into a beautiful bedroom, and the process was smoother than I could have imagined. Their attention to detail is on another level, and they really listened to what we wanted. If you’re on the fence about who to choose for your loft conversion, I’d say go with these guys. You won’t regret it!”

Loft conversion in Oxford

“I highly recommend Attic Conversion Oxford! Their team did an amazing job, turning our small loft into a beautiful living area. They showed top professionalism, quality, and attention to detail. If you need a great loft conversion in Oxford, they're the best choice.”

Loft conversion team

“The Attic Conversion Oxford team did an excellent job and I highly recommend them. I want to give a special thank you to Hugh and especially Jimmy and his team who were a pleasure to have around. I hope to hire them again in the future.”

Verbatim customer reviews from Attic Conversion Oxford’s Google Business Profile (118A Bulan Road, Headington, Oxford OX3 7HX).

Request your free loft survey

Before you begin

A little reading can save a lot of guesswork.

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Costs

What does a loft conversion cost in Oxford?

Read the guide

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Value

Does a loft conversion add value?

Read the guide

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Design

Making the new room feel considered.

Read the guide

Questions

Your loft conversion questions answered.

Every property is different, but these are the points worth understanding before a project begins.

How much does a loft conversion or extension cost?

The price depends on size, structure, access, materials, finishes, design and permissions. Request a written, property-specific quotation.

Do I need planning permission?

Some work may fall under permitted development, while other projects need planning permission. Your design and property should be checked before construction.

How long does the work take?

Time varies by project scope, approvals, weather, access and finishes. A realistic programme can be discussed after the survey.

Can you work on older or unusual Oxford properties?

Yes, suitable projects can be assessed individually. Older homes may need extra attention to structure, materials, access and local planning requirements.

Can you build a conversion with a trussed roof?

A trussed roof may be convertible, but structural changes must be assessed and designed correctly before work begins.

How do I book a consultation?

Call or complete the enquiry form. Share your location, project ideas and preferred contact time.

Start a conversation

Tell us about the space above your ceiling.

Share a few details and we will come back to you. No obligation, and no need to have everything worked out yet.

07825 522857 info@atticconversionoxford.co.uk

Based in Headington, working across Oxford and Oxfordshire.