How much does decking cost in Portsmouth?

Supplied and fitted, typical UK ranges are £60 to £130 per m² for treated softwood and £100 to £220 for composite, frame and labour included. A raised deck with steps and a balustrade costs more. Portsmouth prices sit within these national bands; where a listed firm publishes a price it is shown on its listing.

How do I know a listed firm is genuine?

Every firm's website is fetched automatically and the result recorded on its listing. A firm shows as confirmed only when its own pages describe a decking service. Scheme memberships are shown as stated by the firm unless we have checked a public register.

Decking Installers in Portsmouth

1 firm fits decking in Portsmouth and the PO postcode, 1 of them with composite boards. Its own website describes a decking service. Websites are re-checked every week.

Order: a sponsored firm first (none in Portsmouth at the moment), then firms whose own site describes decking, then firms based in Portsmouth, then A to Z.

Minster Decking

Based in Bournemouth · also Poole, Southampton

No prices published

Fits: CompositeStates: Millboard Approved Installer (not checked by us)

Website live, checked in the last fortnight
Decking service on its own website
Scheme membership stated, not confirmed

Unclaimed listing

Full listing Firm's website

Installers within reach of Portsmouth

Listed for a nearby town and based within 30 miles. Ask whether they travel to Portsmouth before you count on a quote.

Southampton Decking Co

Based in Southampton, 15 miles from Portsmouth

No prices published

Fits: Composite, Timber

Website live, checked in the last fortnight
Decking service on its own website
No scheme or membership stated

Unclaimed listing

Full listing Firm's website

Fit decking in Portsmouth and not listed? Add your firm. Listed and something is wrong? Claim the listing and put it right.

Decking in Portsmouth

Portsmouth is an island city with small terraced gardens, often a few metres wide, and sea air everywhere. Low ground-level decks in composite, with stainless fixings, suit most plots; Southsea has conservation areas.

Planning: Portsmouth City Council

In England a deck is permitted development when its platform is no more than 300 mm above the ground, it is not in front of the main elevation, and outbuildings and decks together cover no more than half the garden. Listed buildings, flats, and homes under an Article 4 direction need checking with the council.

Portsmouth City Council · Planning Portal: decking · Our planning guide

Typical fitted prices

Per m², supplied and fitted

Treated softwood: £60 to £130
Hardwood: £110 to £250
Composite: £100 to £220

Whole jobs

15 m² composite deck: £1,500 to £3,300
20 m² raised composite: £3,500 to £7,500

UK ranges from published price guides, October 2026. Portsmouth sits within these bands; a listed firm's own published price is shown on its entry. A guide, not a quote. What drives the price.

Composite decking in Portsmouth

1 listed firm fits composite boards: Minster Decking. Composite decking in Portsmouth, with the boards they name.

Getting quotes

Ask for the board, the subframe and the fixings by name, a drawing with heights, and whether the price includes VAT and removing what is there now. How to choose an installer

Nearby

Southampton · Basingstoke · Bournemouth · Guildford · Poole

All of South East

Questions people ask about decking in Portsmouth

Do I need planning permission for decking in Portsmouth?: In England a deck is permitted development when its platform is no more than 300 mm above the ground, it is not in front of the main elevation, and outbuildings and decks together cover no more than half the garden. Listed buildings, flats, and homes under an Article 4 direction need checking with the council.
How much does decking cost in Portsmouth?: Supplied and fitted, typical UK ranges are £60 to £130 per m² for treated softwood and £100 to £220 for composite, frame and labour included. A raised deck with steps and a balustrade costs more. Portsmouth prices sit within these national bands; where a listed firm publishes a price it is shown on its listing.
How do I know a listed firm is genuine?: Every firm's website is fetched automatically and the result recorded on its listing. A firm shows as confirmed only when its own pages describe a decking service. Scheme memberships are shown as stated by the firm unless we have checked a public register.