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Garage converted into a home office with a new window and oak floor
Oakham · LE15

Garage conversions in Oakham

Garage conversions in Oakham, signed off under building regulations and finished as a proper room.

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A full single garage conversion in Oakham typically costs £14,000–£19,000, and a part conversion to a utility room or store starts from about £9,500, with the building control fee paid to the council. Building control in Oakham is Leicestershire Building Control Partnership (LBCP): £517.96 building notice (garage conversion up to 36m²).

Typical cost
£14,000–£19,000 full conversion
Building control
LBCP: garage conversion £517.96, extension 10–50m² £793.09
Planning advice
Rutland County Council: £210
Time on site
A few weeks

Our 2026 guide prices, all in. Your fixed price comes in writing after the site visit. Council fees checked October 2026.

Garage conversions in Oakham

What garage conversions in Oakham usually involve

If your Oakham garage is really just somewhere the car never goes and the clutter builds up, converting it is the cheapest way to gain a warm, usable room — an office, snug, utility, playroom or extra bedroom. We convert integral, attached and detached garages across Oakham and the Rutland villages, bringing the floor, walls and roof up to habitable standard so the space is warm and dry through a Rutland winter. Most garage conversions here are permitted development, and we confirm that for your property before starting.

Turning an Oakham garage into a room you'll actually use

A genuine conversion is much more than boarding over the garage door. To meet Building Regulations and feel like part of the house, every surface has to be upgraded.

The floor is insulated and given a damp proof membrane tied into the existing house, then raised to match the level of the adjoining rooms — no step down into a cold slab.

The walls, including the old garage opening, are rebuilt or lined, insulated and plastered, with a window or door fitted to suit the property. On Oakham's stone and rendered homes we make sure the new frontage matches, so it never reads as a filled-in garage.

The roof, heating, electrics and ventilation are all brought up to standard, so the finished room is comfortable year-round. Many Oakham homes have a single integral garage that converts beautifully into a downstairs office or snug just off the hall.

Permitted development or planning?

Most garage conversions are permitted development because the work is internal and the footprint does not change. The usual exceptions are listed buildings, properties in Oakham's conservation area, and newer estate homes where permitted-development rights were removed by a planning condition. We check the planning history for your address first and tell you where you stand.

Oakham & Rutland villages we cover

We work throughout Oakham and the surrounding Rutland villages including Egleton, Braunston, Brooke, Langham, Barleythorpe, Ashwell and Whissendine, plus the villages around Rutland Water.

Oakham specifically

Ground, drainage and conservation in Oakham

Oakham sits in the Vale of Catmose, and the ground around much of the town is heavy clay that holds water through the winter. Base depth and drainage are where Oakham drives succeed or fail, so we dig a test hole and design the soakaway, channel or permeable build-up on the visit.

The Oakham conservation area covers the historic centre, but Oakham has no Article 4 direction, so outside listed buildings the normal permitted development rules apply, with the usual conservation area limits.

Oakham is listed in Rutland County Council's flood strategy as a surface water flood risk area of national significance, and the Barleythorpe Brook runs culverted under parts of the town. Water that has nowhere to go is the commonest problem we fix here. You can check any address on the Environment Agency flood map.

Sources: Rutland conservation areas · Rutland flood risk strategy.

Rutland County Council

Permissions and fees in Oakham

  1. Planning routeMost garage conversions are internal and need no planning permission, unless a planning condition keeps the garage for parking or the house is listed. Building regulations approval is always needed. Planning Portal guidance
  2. Pre-application adviceIf anything is unclear, Rutland County Council gives householder pre-application advice for £210. Pre-application advice
  3. Building regulationsLeicestershire Building Control Partnership (LBCP): £517.96 building notice (garage conversion up to 36m²). Building control fees
  4. BuildOne fixed written price, then the build, inspections and the completion certificate.

Council fees and rules checked October 2026. Planning fees are the national fees from 1 April 2026.

Why us

What you get

  • Building regulations route chosen and the application handled
  • Floor insulated and raised to match the house
  • Door opening built up in matching brick or stone
  • Heating, electrics and ventilation to current standards

The specification

  • Building regulations application
  • Damp proof membrane and insulated floor
  • Foundation and wall in the old door opening
  • Insulated walls and ceiling, plastered
  • New window or door
  • Completion certificate from building control
Insulation boards and damp proof membrane laid on a garage floor
★★★★★

Rated 5.0 from 37 Google reviews

“Excellent Porch Extension by Lewis and the Team We recently had a porch extension completed by Lewis and his team, and we are extremely pleased with the result. From start to finish, Lewis was professional, reliable, and easy to communicate with. …”

Deepak · Porch extension — Google review

“These guys fitted our job in at short notice, did a great job despite the harsh weather. We had great communication throughout the project as it was not quite as simple as we first thought. We definitely recommend them and will be using them for future projects”

John — Google review
Questions

Garage conversions in Oakham: questions

Will converting the garage hurt resale value?
In most Oakham homes a well-built, properly signed-off conversion adds more usable living space than an unused garage, which buyers value — provided there is still off-road parking, which we can add with a wider drive if needed.
Is Building Control sign-off included?
Yes. Even where planning is not needed, the conversion is built to Building Regulations and inspected by Building Control, with certification on completion.
How long will it take?
A typical single-garage conversion in Oakham takes around three to five weeks, depending on finishes and whether heating and electrics need extending.
Can you keep some storage?
Often yes — a partition can retain a section for storage or a utility while still creating a good-sized room. We will design it around how you want to use the space.
How much does a garage conversion cost in Oakham?
A full single garage conversion in Oakham typically costs £14,000–£19,000, and a part conversion to a utility room or store starts from about £9,500, with the building control fee paid to the council. See our price guides. Your fixed price comes in writing after the site visit.
Do I need planning permission for a garage conversion in Oakham?
Most garage conversions are internal and need no planning permission, unless a planning condition keeps the garage for parking or the house is listed. Building regulations approval is always needed.
Who handles building control in Oakham?
Leicestershire Building Control Partnership (LBCP). The fee is £517.96 building notice (garage conversion up to 36m²). We make the application and arrange the inspections as part of the job.

Request a site visit in Oakham

We measure up, check levels and drainage, and send a written proposal with the build-up, the programme and one whole price. No pressure and no follow-up sales calls.

☎Call 01572 344119 Site visit