Loft Conversion in Hampshire
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🏗️ Loft Conversion Quotes in Hampshire

Compare up to 3 free quotes from vetted local loft conversions in Hampshire. Describe your job, enter your postcode and hear back within 24 hours.

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  • Tradespeople across Hampshire
  • Response typically within 24 hours
  • Typical cost: £20000–£60,000
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Loft Conversion quotes in Hampshire

Getting a fair price for Loft Conversion work in Hampshire means comparing quotes from local specialists who know the area. Our network puts you in touch with up to 3 vetted Loft Conversions covering Hampshire, each independently checked for experience and insurance.

Whether you need velux & roof light conversion, dormer loft conversion, mansard conversion or a larger project, local Loft Conversions across Hampshire are ready to quote. Complete the form above for up to 3 free quotes within 24 hours.

Why use our service in Hampshire?

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Tradespeople across Hampshire typically respond within 24 hours.
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Loft Conversion costs in Hampshire

Job type
Typical cost
Call-out & assessment
£6000 – £14000
Small / straightforward job
£20000 – £28000
Mid-range job
£28000 – £40000
Larger or complex job
£40000 – £60,000
Estimates for Hampshire. Get 3 quotes to compare local prices.

Getting 3 quotes in Hampshire is the best way to ensure you’re paying a fair price. Costs vary between tradespeople, so comparing quotes can save you a significant amount.

Loft Conversions in Hampshire

Loft conversion demand in Hampshire remains strong, driven by the county's mixed urban and rural housing landscape where many properties are Victorian and Edwardian terraces, semi-detached homes, and period cottages that offer ideal conversion opportunities. The county's character as both a commuter belt for London and Southampton, combined with significant residential expansion in towns like Basingstoke and Andover, means homeowners frequently seek to maximise living space rather than relocate. Hampshire's varied housing stock—from New Forest village properties to suburban Winchester homes—creates consistent work for loft conversion specialists, particularly where adding a bedroom or home office adds considerable value to mid-range family properties.

Planning permission requirements vary significantly across Hampshire, particularly in conservation areas around historic towns like Winchester, Romsey, and Alresford, where loft conversions often require formal approval rather than falling under permitted development rights. Properties within the New Forest National Park or near Areas of Outstanding Natural Beauty, such as those around the South Downs, face stricter planning scrutiny and may incur additional consultation costs. Surveyors and contractors should also account for the age and condition of Hampshire's older housing stock, which frequently requires structural reinforcement, reroofing, or specialist work to accommodate conversions, particularly in rural properties with timber-frame or clay-brick construction that may need remedial attention.

Questions to ask your loft conversion before booking

Are you registered with a recognised scheme for loft conversion work?
Look for membership of the Federation of Master Builders (FMB) or TrustMark, both of which vet builders for quality and require adherence to a code of conduct. If structural alterations are involved, confirm they use or work alongside a Structural Engineer registered with the Institution of Structural Engineers (IStructE) or CIAT, as this provides professional accountability for the most safety-critical elements of the build.
What documents and guarantees will your written quote include?
A proper quote should detail the full scope of works, materials specifications, payment schedule, projected timeline, and confirmation that Building Regulations approval will be obtained, resulting in a completion certificate issued by the local authority or an Approved Inspector. Be cautious if there is no mention of structural calculations, party wall agreement considerations where relevant, or a written guarantee on workmanship, as these omissions can leave you unprotected and affect your ability to sell the property later.
How will you ensure the new floor can handle the additional load?
An experienced converter will always commission structural calculations to confirm that existing ceiling joists must be replaced or supplemented with new engineered floor joists rated for habitable room loads, rather than simply building on top of what is there. If a contractor claims the existing joists are fine without having seen a structural engineer's report, this is a strong indicator they are cutting corners in a way that could compromise the safety and legality of the entire conversion.

Frequently asked questions — Loft Conversion in Hampshire

Do I need planning permission for a loft conversion?
Most loft conversions fall within permitted development rights and do not need planning permission, provided they meet size and position limits (typically 40m³ for terraced houses, 50m³ for semis/detached). Exceptions include mansards, hip-to-gable conversions, properties in conservation areas, and adding a balcony. Your builder will advise.
How much does a loft conversion cost?
A Velux (roof light) conversion is the simplest and cheapest at £20,000–£35,000. A dormer adds significantly more space and costs £30,000–£50,000. A mansard conversion (popular in London terraces) runs £45,000–£70,000. Prices include structural work, insulation, staircase, electrics and plastering.
How long does a loft conversion take?
A Velux conversion takes 4–6 weeks. A dormer conversion takes 8–12 weeks. A mansard or hip-to-gable can take 3–4 months. Planning permission (if required) adds 8–12 weeks before building work starts.
Does a loft conversion add value to my home?
A loft conversion typically adds 15–25% to a property's value — often exceeding the cost of the work in areas where bedroom count is a key price driver. An extra bedroom with en-suite is the most valuable use of the space. Always check with a local estate agent before committing to the scale of the project.
How much does Loft Conversion cost in Hampshire?
Loft Conversion costs in Hampshire typically range from £20,000 to £60,000 depending on the job. Comparing quotes from vetted local tradespeople in Hampshire ensures you pay a fair price — use the form above to get up to 3 free quotes.
Do you have Loft Conversions covering Hampshire?
Yes — we have vetted tradespeople covering Hampshire and the surrounding area. Enter your postcode in the form above to check availability and receive up to 3 free quotes from local specialists.
What customers say — Hampshire & nearby
★★★★★ 4.9 / 5 from verified customers
★★★★★

“Really easy process. Described what I needed, got contacted by two local tradespeople the same day. Job done quickly and professionally.”

James T. Hampshire
★★★★★

“Used this to compare quotes before committing. Really glad I did — the range of prices was eye-opening and I chose the right tradesperson.”

Helen R. Hampshire
★★★★★

“Completely free to use and saved me real money. Tradesperson was punctual, professional and gave a clear guarantee on the work.”

David K. Leeds
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