Extensions & additions
Single- and two-storey extensions, porches and other additions, including foundations, walls, openings and coordination with the wider project team.
Builder Birmingham
Find a builder in Birmingham
Planning an extension, renovation, structural alteration, conversion or general building project? Describe the work once and suitable Birmingham builders can express interest. You can then see who responds, compare profiles, verified reviews and quotes, and decide who feels right for the project.
Identity-verified partner profiles
Up to 3 interested local trades can respond
You decide who, if anyone, to hire
Looking for a builder near you in Birmingham?
Open the job form, add the postcode where the work needs doing and describe the building project. Relevant local builders can review the request, and up to three who are interested can get in touch. Once they do, you can view their profiles and verified customer reviews before deciding how to proceed.
Birmingham property context
Birmingham building projects start with the property and its local constraints
Birmingham’s housing stock is dominated by semi-detached and terraced homes, so extensions, knock-throughs and refurbishments often sit close to neighbouring property, existing boundaries and established access routes. The same proposed extension can have a very different build sequence depending on the original layout, structural design and room available for materials, skips or scaffolding.
Before asking builders to price larger work, gather the exact address, drawings or structural information you already have and the status of planning permission, prior approval and Building Regulations. If the property is in a conservation area, listed or close to protected trees, flag that at the start rather than after quotes have been prepared.
Housing context: Birmingham City Observatory — Census 2021 housing facts.
Local housing snapshot
What Birmingham's housing mix looks like
Birmingham has a genuinely mixed housing stock rather than one dominant property type. Census 2021 data shows semi-detached homes are the largest group, followed by terraced homes and purpose-built flats or tenements. That matters for trade work because access, layout, shared building elements and the likely scope can be very different from one property to another.
35.6%semi-detached homes
27.8%terraced homes
21.0%purpose-built flats or tenements
45.0%households in 3-bedroom homes
Common building project
What can a Birmingham builder help with?
Building work ranges from smaller masonry repairs to major extensions and refurbishments. The clearer the scope, drawings and responsibilities are, the easier it is to compare builders on the same project.
Renovations & refurbishments
Room or whole-property improvement work, from stripping back and making good to reconfiguring spaces and coordinating several trades.
Structural alterations
Opening up rooms, forming new openings, removing or altering walls and installing structural supports where designed and specified appropriately.
Brickwork & masonry
New walls, repairs, repointing, garden walls, steps, blockwork and other masonry work where a builder or brickwork specialist is appropriate.
Conversions & reconfiguration
Garage conversions, internal layout changes and other projects that turn existing space into something more useful, subject to the right approvals.
General building & repairs
Damaged masonry, local structural repairs, making good after alterations, external repairs and other work beyond a typical handyman task.
How much does a builder cost in Birmingham?
Builder pricing varies sharply with project size, materials, structural work, specialist trades, access, scaffolding, waste and finish level. Current Birmingham guidance gives these broad labour benchmarks:
£40reported Birmingham hourly benchmark
£290–£350reported Birmingham day-rate range
Indicative Birmingham guidance checked August 2026 from MyJobQuote. Larger extensions and renovations are usually priced as projects rather than simple hourly or daily labour.
Get a useful quote
Give every builder the same project information
For larger work, vague descriptions make quotes impossible to compare. Share drawings, dimensions, approvals and the expected finish wherever you have them, and be clear about who supplies major materials and specialist trades.
- Share drawings, dimensions and structural information if you already have them.
- Explain the expected finish and whether the property will remain occupied during the work.
- State who is supplying materials, skips, scaffolding, kitchens, bathrooms or other major items.
- Ask for exclusions, VAT where applicable, payment stages, likely start date and programme to be written down.
Birmingham project context
Bigger Birmingham building projects need address-specific checks
An extension or structural alteration cannot be made genuinely local just by changing the city name in the heading. Birmingham’s varied housing, conservation controls and site constraints mean the address can affect permissions, design assumptions, access and the information a builder needs to price responsibly.
Conservation status can change the planning conversation
Birmingham currently has 29 recognised conservation areas, with Article 4 Directions in a number of them. If the project changes the exterior, roof, windows or other character-sensitive features, establish the property’s status before treating permitted development rights as automatic.
Historic-area materials and methods may matter
The council advises homeowners in conservation areas to check permissions and notes that appropriate construction methods and materials, including bricks and roofing materials, can be important. Share any planning conditions or design requirements with builders quoting the work.
Protected trees can affect extensions and site logistics
Birmingham protects trees through Tree Preservation Orders and conservation-area controls. If an extension, access route, scaffold, excavation or storage area is close to established trees, check their status early rather than after the build has been priced.
Local research: Birmingham City Council — conservation areas · Birmingham City Council — Article 4 Directions · Birmingham City Council — work in conservation areas · Birmingham City Council — trees in conservation areas.
Before you post the job
What to prepare before Birmingham builders quote
For larger projects, the useful local content is the actual constraint at the address, not a generic paragraph about Birmingham.
- Share planning, prior-approval, Building Regulations and structural information you already have, rather than asking builders to assume the approval route.
- Check conservation-area, Article 4, listed-building and protected-tree status where any could affect the proposal.
- Explain access for skips, scaffolding and deliveries, whether the property will be occupied and any tight side passages or shared approaches.
Across Birmingham
Find builders covering your part of Birmingham
Birmingham building projects range from tight terraced plots and flats to larger suburban houses across areas such as Edgbaston, Harborne, Selly Oak, Hall Green, Yardley and Sutton Coldfield. Use the exact project postcode so builders can judge travel, access and whether the location fits the work they take on.
EdgbastonHarborneSelly OakErdingtonHall GreenKings HeathYardleySutton Coldfield
Big projects need site details, not just a Birmingham postcode
Mention narrow side passages, shared approaches, parking restrictions, occupied rooms, rear-only access and where skips, scaffolding or deliveries could realistically go. For extensions or structural alterations, also say which drawings, permissions and engineering information are already available so every builder starts from the same brief.
Use the exact job postcode. Local coverage depends on the individual tradesperson, the work and current availability. Area names are based on Birmingham City Council — current ward map.
How it works
Post once. Then interested local builders can come to you.
There is no need to work through a directory and contact tradespeople one by one. Describe the job once, then see who is interested in doing it.
Describe the job
Open the form, add the Birmingham postcode and explain the building project clearly enough for a tradesperson to understand the scope.
Interested trades get in touch
Relevant local builders can review the job, and up to three who are interested can contact you about the work.
Check profiles, reviews and quotes
Once a tradesperson responds, review their profile and verified customer feedback, discuss the job and compare the quote before deciding. There is no obligation to hire.
Choose with confidence
What should you check before hiring a builder?
Compare relevant experience, the proposed scope and practical details rather than choosing on price alone.
Comparable project experience
Ask for recent examples and references for work similar in scale and complexity to yours. Extensions, structural alterations and full renovations require different experience from small repairs.
Contract, insurance & payment stages
For larger work, agree the scope, responsibilities, insurance, programme, variation process and staged payments in writing.
Permissions and responsibility
Planning permission and Building Regulations are separate. Clarify who is responsible for drawings, structural design, applications, inspections and completion paperwork.
Need a different trade?
Other Birmingham trades that may fit the job
If the work falls outside this trade, use the most relevant specialist page instead. These Birmingham guides follow the same job-posting flow.
Useful answers
Builder Birmingham FAQs
Useful answers before posting a building project in Birmingham.
How do I find a builder near me in Birmingham?
Post the project with the Birmingham postcode and describe the type and scale of work, including drawings or approvals you already have. Relevant local builders can review it, and up to three who are interested can get in touch. You can then compare profiles, verified reviews and quotes before deciding.
How much does a builder cost in Birmingham?
Current MyJobQuote Birmingham guidance gives about £40 per hour and roughly £290–£350 per day as local labour benchmarks. Larger projects such as extensions and renovations are normally quoted as a project because materials and specialist work dominate the cost.
Do I need planning permission for an extension?
Not every extension needs a full planning application because some work can fall within permitted development rights, but the rules depend on the property and proposal. Check the position for your exact Birmingham project before work starts.
Do building projects need Building Regulations approval?
Many extensions and structural alterations do. Planning permission and Building Regulations are separate, so clarify the approval route and who is responsible for inspections and completion paperwork.
Do I have to accept a builder's quote?
No. Posting a project does not oblige you to hire anyone. Compare the builders who respond and choose only if you are comfortable with their experience, proposed scope, timing and price.
Need a builder in Birmingham?
Post the job once, let interested local builders come to you and compare your options before deciding who to hire.