Trusted Builders
in Portsmouth
- Local Portsmouth builders, free to contact
- Extensions, loft conversions, kitchens, bathrooms, roofing, driveways & solar installation
- Free quotes — no commitment required
- Compare up to 3 quotes — you choose who to hire
What Our Portsmouth Builders Do
All services →Single-storey, double-storey, rear and side extensions built to your design.
Velux, dormer, hip-to-gable and mansard loft conversions in Portsmouth.
Full kitchen redesign, supply and fit by experienced Portsmouth kitchen fitters.
Luxury and budget bathroom installations. Full project management available.
Block paving, resin, tarmac and concrete driveways with fast turnaround.
New roofs, repairs, flat roofing and emergency call-outs in Portsmouth.
Solar panels, battery storage and solar thermal systems installed by local Portsmouth specialists.
Emergency repairs, boiler replacements and full bathroom plumbing by local plumbers in Portsmouth.
Full rewires, consumer units and EV chargers in Portsmouth.
Interior and exterior painting, wallpapering and full-house repaints by local decorators.
Internal doors, fitted wardrobes and staircases by local joiners in Portsmouth.
Fencing, patios and full garden design & build by local landscapers across Portsmouth.
Single, double, integral or detached garage conversions in Portsmouth — full building regs sign-off included.
OZEV-approved EV charger installers in Portsmouth — 7kW, 22kW, tethered, untethered and PV-linked options.
Domestic, commercial & chimney scaffolding hire in Portsmouth — erected, inspected and dismantled by CISRS-carded crews.
Mini, builders & RoRo skips delivered across Portsmouth — permits arranged and licensed waste carriers.
Home, office & long-distance removals in Portsmouth — packing, storage and local movers.
Combi swaps, system boilers and full conversions in Portsmouth.
Air-source, ground-source and hybrid heat pumps in Portsmouth.
Up-and-over, insulated roller and automated electric garage doors fitted across Portsmouth.
uPVC, aluminium and heritage double glazing in Portsmouth.
Party walls, full rooms and floor/ceiling acoustic systems in Portsmouth, built to Part E.
Split, multi-split and ducted air conditioning installed across Portsmouth.
Architects and architectural designers for extension plans, loft drawings and planning applications across Portsmouth.
Extensions, renovations, structural work and complete building projects with trusted Portsmouth builders.
NSI & SSAIB approved installers fitting bells-only, monitored and smart burglar alarms across Portsmouth.
Why Choose BestBuilders in Portsmouth?
BestBuilders matches Portsmouth homeowners with local builders through our partner network: describe the job once and up to three builders who cover Portsmouth get in touch with quotes — free, with no obligation, and you choose who to hire.
Builders based in and around Portsmouth typically cover Waterlooville, Fleet and Romsey too, so you are not limited to firms with a Portsmouth address when comparing quotes across the Southern area. Portsmouth falls in the PO postcode area, covering roughly 87,000 households.
On price, Southern England (Hampshire, Dorset, West Sussex) sits around 10–15% above the national average. Coastal locations and areas with restricted site access can attract additional charges from contractors. Comparing three written quotes is the simplest way to see where your own Portsmouth job sits inside that range.
Local facts: Portsmouth
- Local planning authority: Portsmouth Council
- Region: South East
- Town-centre postcode district: PO1
- Average house price (Portsmouth local authority, June 2026): £250,999 (+0.1% year on year) — detached £517,336, semi-detached £349,353, terraced £275,161, flats £166,579
Planning-authority, region and postcode data: ONS Postcode Directory (Open Government Licence). House prices: HM Land Registry UK House Price Index for the local authority (OGL). Member coverage is each member's own registered base and travel radius.
Average Building Costs in Portsmouth
| Internal door hanging | £ 475 – £1,625 |
| Full house rewire | £ 3,800 – £8,600 |
| Fencing (per 25m) | £ 750 – £2,700 |
| Whole-house interior repaint | £ 1,600 – £3,800 |
| Emergency repair | £ 130 – £380 |
| Solar Panel System | £ 4,725 – £8,925 |
| Fitted wardrobes | £ 1,950 – £6,500 |
| Consumer unit replacement | £ 475 – £975 |
| Patio installation (25m²) | £ 2,150 – £7,000 |
| House exterior paint | £ 1,950 – £4,850 |
| New bathroom plumbing | £ 1,300 – £3,800 |
| Solar + Battery Storage | £ 8,925 – £15,750 |
| Staircase installation | £ 1,950 – £5,950 |
| Home EV charger install | £ 875 – £1,950 |
| Full garden design & install | £ 3,200 – £13,000 |
| Wallpapering per room | £ 375 – £925 |
| Boiler replacement | £ 1,950 – £4,300 |
| Solar Thermal System | £ 3,675 – £6,825 |
Indicative prices for Portsmouth area. See full cost guides →
Portsmouth Builder FAQs
Plan Your Project in Portsmouth
Whether you're researching costs, checking planning rules, or comparing builders before you commit, our editorial team has produced these guides to help Portsmouth homeowners make informed decisions.
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