Double Storey Extensions • Jacksdale, Nottinghamshire
Double Storey Extensions in Jacksdale
A double storey extension in Jacksdale typically costs between £55,000 and £95,000 as an indicative guide, taking around 14 to 20 weeks on site. Ashfield District Council handles planning decisions, while building control is administered through the Erewash and West Nottinghamshire building consultancy. Many projects require full planning permission.
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Double Storey Extensions in Jacksdale: the short answer
A double storey extension in Jacksdale typically costs between £55,000 and £95,000 as an indicative guide, taking around 14 to 20 weeks on site. Ashfield District Council handles planning decisions, while building control is administered through the Erewash and West Nottinghamshire building consultancy. Many projects require full planning permission.
- Typical time on site
- About 14 to 20 weeks on site
- Planning permission
- Full planning permission is frequently required for two storey additions
- Decided by
- Ashfield District Council
- Indicative cost
- Indicative: £55,000 to £95,000 as a guide
Jacksdale property: what makes the work different here
Jacksdale is a close-knit former mining village situated in the Erewash Valley near the Derbyshire boundary, approximately 12 miles northwest of Nottingham city centre. The local housing stock is diverse, ranging from red-brick Victorian and Edwardian miners' cottages along traditional linear streets to mid-century semi-detached houses and modern cul-de-sac developments. Many detached and semi-detached properties occupy generous plots that are well suited to multi-storey rear or side additions, offering homeowners the opportunity to expand their living space rather than relocate. However, the village's topography and industrial history present specific structural considerations. Ground levels can vary considerably across hillside plots, requiring tiered foundations, retaining structures, or split-level internal layouts. Furthermore, older brickwork on period properties requires careful matching with regional facing bricks and mortar joints to maintain character. Adding a double storey extension in Jacksdale allows growing families to create modern open-plan kitchen-living spaces on the ground floor with expansive master bedrooms and family bathrooms above.
What double storey extensions involves
Building a double storey extension is a comprehensive structural undertaking that starts with precise groundworks. After site clearance, foundations are excavated to the depth specified by structural calculations and inspected before concrete is poured. Substructure brickwork brings the building up to the damp-proof course, followed by insulated ground floor slab construction. The superstructure walls are erected using cavity wall construction with high-performance insulation, brickwork matched to your existing home, and inner lightweight thermal blockwork. Structural floor joists are installed at first-floor level, and masonry continues upward to the wall plate. The roof structure is constructed with engineered timber rafters or trusses, weather-proofed with breathable membrane, tiled, and integrated into your current roof. Internal works involve installing structural steel beams to open up internal walls, fitting high-efficiency double glazing and bifold doors, running first-fix electrical cables and plumbing pipes, dry-lining, plastering, and completing all second-fix carpentry, heating, and lighting connections.
Do I need planning permission in Jacksdale? (Ashfield District Council)
Planning applications for double storey extensions in Jacksdale are determined by Ashfield District Council. While certain modest rear extensions can theoretically be built under General Permitted Development Orders, two-storey extensions face stringent constraints. To qualify without planning permission, the multi-storey addition must not extend beyond the rear wall of the original dwellinghouse by more than three metres, must not exceed the existing roof height, and must sit at least seven metres away from the rear boundary opposite the wall being extended. Side extensions of two storeys never qualify under permitted development and always require full planning permission. Ashfield planning officers evaluate proposals based on neighbour amenity, ensuring the build does not cause unreasonable overshadowing, loss of daylight, or overlooking into adjoining private gardens. We manage the entire planning route for our clients, creating accurate elevation drawings, site plans, and design statements, submitting the application directly through Ashfield's planning portal, and liaising with the case officer through to approval.
Building regulations, inspections and paperwork
Every double storey extension requires full building regulations approval to verify structural safety, fire separation, acoustic insulation, ventilation, and thermal efficiency. In Jacksdale, building control services are delivered by Erewash Borough Council, which operates building control for Ashfield through the Erewash and West Nottinghamshire building consultancy. Our team handles the initial building notice or full plans submission well before breaking ground. Throughout the build, registered building control officers visit the site at critical junctures. These inspections cover the foundation excavations before concrete pouring, the damp-proof course, structural floor joist installation, load-bearing steel beam placement, roof timber structures, insulation depths, and final fire detection systems. At completion, after testing foul drainage and verifying electrical and heating safety certificates, the Erewash and West Nottinghamshire building consultancy issues an official Building Regulations Completion Certificate. This document proves the structural integrity of your extension and is an essential legal requirement when remortgaging or selling your property in future years.
Council contacts for Jacksdale
Ashfield District Council is the planning authority. Building control is handled by Erewash Borough Council, which runs building control for Ashfield through the Erewash and West Nottinghamshire building consultancy.
- Building control
Details as published by the council. Fees and processing times change, so check the council's own page for the current figures — or let us handle the submission for you.
How we work, stage by stage
Design N Build manages your double storey extension from initial sketches through to final decoration under a streamlined design and build model. We begin with a thorough on-site feasibility consultation at your Jacksdale home to understand your space requirements, budget, and aesthetic preferences. Following this, our architectural team produces measured surveys and detailed concept drawings. We submit the full planning application to Ashfield District Council or confirm permitted development compliance, managing all technical correspondence and planning officer queries. While planning proceeds, our structural engineers calculate steel beam sizes and foundation designs for building regulations approval. Once statutory consents are secured, we provide a fixed-stage construction programme. Our dedicated project managers coordinate groundworkers, bricklayers, roofers, carpenters, electricians, and plumbers. We maintain transparent communication throughout the project, holding regular site catch-ups with you. Site inspections by the Erewash and West Nottinghamshire building consultancy are arranged seamlessly, culminating in the sign-off and delivery of your completion paperwork.
- Step 1
Site Consultation & Survey
We visit your Jacksdale home to discuss your goals, measure the building footprint, assess ground levels, and identify planning constraints.
- Step 2
Architectural Concept Design
Our designers produce detailed architectural layouts, elevations, and 3D visualisations tailored to your budget and family requirements.
- Step 3
Planning Application Submission
We submit detailed architectural plans and supporting statements to Ashfield District Council, handling all correspondence with planning officers.
- Step 4
Structural Engineering & Regs
A qualified structural engineer calculates foundation specifications, steel beam sizes, and timber spans to gain full building control approval.
- Step 5
Groundworks & Superstructure
Groundworkers excavate footings, pour concrete foundations, construct sub-floor drainage, and build exterior cavity walls to roof level.
- Step 6
Roofing & Knock-Through
Carpenters erect the timber roof structure, fit tiles, and install windows while ground floor structural knock-throughs are completed safely.
- Step 7
Internal Fit-Out & Handover
Trades complete electrical wiring, plumbing, insulation, plaster skimming, woodwork, and bathroom installations before final building control sign-off.
| Weeks 1-8 (Pre-Construction) | Submitting architectural drawings and securing decisions from Ashfield District Council and structural engineering approvals. |
|---|---|
| Weeks 1-4 (On Site) | Site setup, foundation trench excavation, concrete pouring, sub-floor drainage, and brickwork up to damp-proof course. |
| Weeks 5-9 (On Site) | Erecting external cavity brickwork, thermal blockwork, first-floor structural timber joists, and scaffolding up to eaves. |
| Weeks 10-13 (On Site) | Constructing timber roof framing, installing breathable felt, battening, tiling, and fitting external windows and doors. |
| Weeks 14-17 (On Site) | Installing structural steel knock-through beams, internal stud partition walls, and first-fix electrical and plumbing pipework. |
| Weeks 18-20 (On Site) | Plasterboarding, skimming, second-fix carpentry, electrical sockets, sanitaryware fitting, and final building control inspection. |
What drives the cost in Jacksdale
The overall cost of a two-storey extension in Jacksdale is dictated by several practical site factors rather than simple floor area calculations alone. Foundation requirements play a significant role; variations in local ground conditions, proximity to mature trees, or historical coal mining legacy may necessitate engineered reinforced footings or deeper trenches, increasing groundworks costs. The structural layout inside your existing house also impacts the budget. Knocking through ground floor load-bearing walls to create open-plan kitchen and dining zones requires substantial structural steel beams, padstones, and temporary propping. Upstairs, creating new master bedroom suites with en-suite plumbing requires connecting into existing soil stacks or running new underground drainage routes. Roof integration is another key cost variable; tying a new hipped or pitched roof into an existing roofline requires skilled carpentry and matching masonry or clay tiles. Finally, internal fit-out choices, such as underfloor heating systems, bespoke bifold doors, window styles, and bathroom specifications, will influence the final project investment.
| Foundation Depth & Ground Conditions | Ground conditions or proximity to trees requiring engineered raft foundations or deeper concrete footings increase excavation and material expenses. |
|---|---|
| Structural Steel Requirements | Larger structural spans and extensive open-plan knock-throughs require heavy structural steel beams, padstones, and specialist lifting gear. |
| Roof Integration & Complexity | Complex roof geometries, matching heritage clay tiles, or creating dormer connections require skilled carpentry and additional labour hours. |
| Internal Specification & Fixtures | Installing multiple en-suite bathrooms, underfloor heating, and high-specification bifold doors increases mechanical, electrical, and finish costs. |
| Drainage Alterations & Site Access | Relocating existing foul drainage runs, inspection chambers, or managing restricted side access can add logistical and groundwork costs. |
Cost ranges on this page are indicative guides only, not quotations. Your figure depends on the survey, specification and site conditions.
Projects we take on in Jacksdale
In Jacksdale, we deliver several types of two storey extensions tailored to different property layouts. Double storey rear extensions are the most popular choice, providing a large ground floor open-plan kitchen and dining room opening into the garden, topped with an expanded master bedroom suite and additional family bathroom upstairs. Side two-storey extensions work exceptionally well on detached and semi-detached houses with unused driveway space, creating an integrated garage or utility room and living area on the ground floor, alongside extra bedrooms on the first floor. We also design wrap-around two-storey extensions that combine side and rear footprints to dramatically transform the entire layout of the property. Every project is individually engineered to maximise natural light, improve room flow, and integrate seamlessly with the existing structure.
Read the full Double Storey Extensions guide for design options, planning rules and what drives cost.
Living in the house while we work
We understand that staying in your home during major building work requires careful site management and considerate working practices. For the majority of a double storey extension project, construction takes place outside your existing living envelope. Ground excavation, foundation pouring, bricklaying, and roof framing proceed externally with minimal disruption to your daily routine. Significant interior disruption is generally confined to the knocking-through phase, where load-bearing openings are created between the original house and the new extension. During this stage, we construct dust-tight timber and polythene screening to isolate the construction zone and protect your living spaces. We guarantee that essential services, including water, heating, and power, remain active at the end of each working day. Parking for our trade vans, storage of bricks and timber, and skip placements are organised neatly within your driveway or boundary where possible, ensuring clear residential access for your Jacksdale neighbours throughout the entire build.
Areas we also cover near Jacksdale
From our Nottinghamshire base, Design N Build provides comprehensive design and build services across the wider region. In addition to Jacksdale, we regularly undertake two storey house extensions in the neighbouring communities of Selston, Underwood, and Somercotes. Working consistently across these adjacent areas enables our construction teams to maintain rapid on-site logistics, reliable delivery schedules, and close working relationships with Ashfield District Council planning officers and local building control inspectors. Whether you own a traditional cottage in Underwood, a semi-detached family home in Selston, or a property across the border in Somercotes, we apply the same high standard of architectural design, structural engineering, and building craft to your home transformation.
Double Storey Extensions in Jacksdale: questions people ask
What factors drive the overall cost of a two storey extension in Jacksdale?
The total investment depends on floor area, ground conditions, structural steel requirements, and specification levels for kitchens or bathrooms. In Jacksdale, historical ground conditions and sloping plots can occasionally dictate deeper concrete trench foundations or engineered raft footings. Choosing high-end glazing, complex roof forms, or relocating underground drainage pipes will also increase structural expenditure compared to a straightforward rectangular build.
What is the indicative budget for a double storey extension in Jacksdale?
As an indicative guide, a standard two storey extension in Jacksdale generally ranges between £55,000 and £95,000. Smaller rear additions sit at the lower end of this bracket, whereas larger wrap-around or side-and-rear schemes with multiple bedrooms, en-suites, and extensive structural knocking through sit towards the higher end. Every site requires an individual assessment to establish exact pricing.
How long does a two storey extension take to build from start to finish?
On-site construction typically takes between 14 and 20 weeks, depending on the scale and complexity of the structure. The initial groundwork and masonry work to reach wall plate height takes 6 to 8 weeks, followed by roofing, internal structural knock-throughs, first-fix trades, plastering, and final second-fix finishes. Unfavourable weather or complex drainage alterations can occasionally extend this schedule.
Do I need planning permission from Ashfield District Council?
Double storey extensions frequently require full planning permission from Ashfield District Council. While some rear extensions fall within permitted development limits, strict rules apply to two-storey additions regarding boundary separation, height limits, and rear projection depth. Side double-storey additions almost always require full planning approval. We prepare and submit all detailed architectural drawings directly to Ashfield on your behalf.
Can a two storey extension be built under permitted development rules?
Permitted development allows certain two-storey rear extensions without full planning consent, provided they do not extend beyond the rear wall by more than three metres, stay at least seven metres away from the rear boundary, and match the existing roof pitch. Side two-storey extensions never qualify under permitted development. We assess your Jacksdale property to determine whether a full planning application is required.
How do conservation areas affect double storey extension projects?
If your property falls within a designated conservation area or has specific planning restrictions, permitted development rights for multi-storey additions are typically withdrawn. Ashfield District Council requires full planning applications that respect the local street scene, historic masonry, and traditional rooflines. We check the planning constraints on your Jacksdale address before designing the proposed structure.
Who manages building control inspections in Jacksdale?
Building regulations approval is mandatory for all two storey builds. In Jacksdale, building control is handled by the Erewash and West Nottinghamshire building consultancy on behalf of Ashfield. Key site inspections occur at foundation excavation, damp-proof course installation, floor joist placement, roof framing, and final sign-off. We manage all statutory site visits to secure your completion certificate.
When does the Party Wall Act apply to my extension project?
If you build within three metres of a neighbour's foundation or directly along the boundary line, the Party Wall etc. Act 1996 applies. You must serve formal party wall notices to adjoining owners at least two months before groundworks begin. If neighbours consent in writing, work proceeds smoothly; if they dissent, an agreed party wall surveyor prepares an official award.
How are VAT and stage payments handled during construction?
Standard residential extensions are subject to the standard 20% VAT rate. We structure our contracts with clear, stage-based payment schedules tied to visible construction milestones rather than dates on a calendar. Typically, instalments are payable upon foundation completion, roof installation, plastering, and final handover. We never ask for large upfront deposits before work commences on site.
Are architectural drawings and structural engineering calculations required?
Every multi-storey extension requires detailed architectural plans and structural calculations produced by a qualified structural engineer. These calculations specify foundation depths, steel beam sizes, padstones, and floor joist spans to satisfy building control regulations. We produce the complete architectural and engineering drawing package required for both planning submission and building site execution.
What should I look for when selecting a builder in Jacksdale?
Choose a contractor with verifiable local experience, clear transparent pricing, and structured contracts. Ensure they carry comprehensive public and employer liability insurance and provide stage-based payment terms rather than upfront demands. A reliable design and build contractor handles architectural design, planning submissions, building control liaison, and trade coordination under a single point of responsibility.
Can our family remain living in the house during the build?
Most homeowners remain living in their property throughout a two storey extension. Heavy external building works, including foundations, brickwork, and roof construction, happen outside with minimal interior disruption. Disruption increases during the structural knock-through phase when opening up interior walls. We erect dust protection screens and ensure essential cooking, washing, and heating services remain operational daily.
How are parking, deliveries, and skip placements managed on site?
Jacksdale features compact village streets and residential roads where parking and skip delivery require careful organisation. We coordinate material drop-offs and skip locations within your private driveway boundaries whenever possible. If roadside skip placement is necessary, we arrange the required highway permits and maintain clear access for neighbours, delivery vehicles, and emergency services throughout the project.
What completion certificates and guarantees will I receive?
Upon practical completion, you receive a full handover pack containing your building regulations completion certificate from the Erewash and West Nottinghamshire building consultancy, electrical installation certificates, Gas Safe documentation, and our structural workmanship guarantee. These documents are vital for insurance purposes and provide legal verification when selling your home in the future.
Which neighbouring towns and villages do you cover from Jacksdale?
Alongside Jacksdale, we deliver double storey extensions across the surrounding Nottinghamshire and Derbyshire border communities, including Selston, Underwood, and Somercotes. Operating within these neighbouring areas allows our site managers and trade teams to provide reliable daily oversight, swift material logistics, and consistent communication with regional planning authorities and building control teams.
What is the best way to start our double storey extension project?
Getting started is simple. You can call our team on 07888 885791, send a quick WhatsApp message, or complete the online quote form on our website. We arrange an initial on-site consultation at your Jacksdale home to discuss your space requirements, assess structural feasibility, and provide clear design recommendations alongside an indicative quotation.
Next step for your Jacksdale project
If you are planning to add space and value to your home in Jacksdale, get in touch with Design N Build. We offer practical advice, detailed site appraisals, and comprehensive architectural design tailored to your property. Contact our team directly on 07888 885791 to speak with an experienced builder, send us a message via WhatsApp, or complete our online quote form on the website. We will arrange a convenient time to visit your home, review your ideas, assess structural feasibility, and provide a clear, detailed roadmap for your double storey extension.
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