Water Softener Installation Cost UK (2026)
UK national average£450 - £1,200per unit · typical duration 3-6 hours
Water Softener Installation in the UK typically costs £450-£1,200per unit in 2026. London and the Home Counties sit at the top of the range; Wales, Northern Ireland and the North East are usually cheapest. Click any city below for a full local breakdown.
What's usually included
- Supply of softener (where specified)
- Mains connection and bypass
- Brine tank setup
- Commissioning
What affects the price
- Softener brand (Harvey, Kinetico, BWT)
- Pipework rerouting to mains
- Drain connection proximity
- Twin-cylinder vs single
Water Softener Installation prices by UK location
London
London£610 - £1,620Barnet£550 - £1,465Croydon£520 - £1,380Ealing£550 - £1,465Bromley£530 - £1,415Enfield£520 - £1,380Brent£550 - £1,465Wandsworth£585 - £1,560Tower Hamlets£575 - £1,535Southwark£585 - £1,560Lambeth£575 - £1,535Lewisham£540 - £1,440Hillingdon£530 - £1,415Redbridge£520 - £1,380Hounslow£530 - £1,415Greenwich£550 - £1,465Hackney£575 - £1,535Waltham Forest£530 - £1,415Camden£610 - £1,620Haringey£550 - £1,465Westminster£630 - £1,680Harrow£540 - £1,440Bexley£520 - £1,380Islington£595 - £1,585Merton£550 - £1,465Sutton£520 - £1,380Richmond upon Thames£575 - £1,535Hammersmith£595 - £1,585Kingston upon Thames£550 - £1,465Ilford£530 - £1,415Kensington£630 - £1,680Romford£520 - £1,380Wembley£550 - £1,465Fulham£610 - £1,620Orpington£520 - £1,380Uxbridge£530 - £1,415Twickenham£565 - £1,500Chelsea£640 - £1,705Stratford£565 - £1,500
South East
Brighton£540 - £1,440Southampton£485 - £1,295Portsmouth£475 - £1,260Reading£520 - £1,380Slough£520 - £1,380Oxford£565 - £1,500Isle of Wight£475 - £1,260High Wycombe£520 - £1,380Maidstone£485 - £1,295Crawley£505 - £1,345Worthing£475 - £1,260Basingstoke£495 - £1,320Gillingham£460 - £1,225Woking£540 - £1,440Eastbourne£460 - £1,225Hastings£430 - £1,140Hove£540 - £1,440Dartford£520 - £1,380Bracknell£520 - £1,380Gosport£440 - £1,175Chatham£450 - £1,200Guildford£550 - £1,465Ashford£475 - £1,260Aylesbury£495 - £1,320Maidenhead£540 - £1,440Redhill£530 - £1,415Farnborough£520 - £1,380Bognor Regis£440 - £1,175Sittingbourne£450 - £1,200Margate£415 - £1,105Tunbridge Wells£530 - £1,415Canterbury£475 - £1,260Banbury£475 - £1,260Eastleigh£475 - £1,260Horsham£520 - £1,380Andover£475 - £1,260Folkestone£440 - £1,175Wokingham£540 - £1,440Havant£460 - £1,225Winchester£540 - £1,440Newbury£520 - £1,380Fareham£475 - £1,260Ramsgate£405 - £1,080Camberley£505 - £1,345Aldershot£495 - £1,320Windsor£550 - £1,465Epsom£550 - £1,465Burgess Hill£495 - £1,320Dover£440 - £1,175Haywards Heath£520 - £1,380Sevenoaks£565 - £1,500Chichester£520 - £1,380
East of England
Milton Keynes£495 - £1,320Luton£520 - £1,380Peterborough£430 - £1,140Colchester£460 - £1,225Basildon£485 - £1,295Southend-on-Sea£475 - £1,260Cambridge£540 - £1,440Ipswich£430 - £1,140Norwich£430 - £1,140Chelmsford£505 - £1,345Bedford£475 - £1,260Watford£530 - £1,415Hemel Hempstead£520 - £1,380Harlow£495 - £1,320Stevenage£495 - £1,320St Albans£550 - £1,465Lowestoft£395 - £1,055Great Yarmouth£385 - £1,020Cheshunt£530 - £1,415Welwyn Garden City£520 - £1,380Braintree£475 - £1,260King's Lynn£395 - £1,055Bury St Edmunds£460 - £1,225Hatfield£505 - £1,345
South West
Bristol£520 - £1,380Plymouth£430 - £1,140Bournemouth£475 - £1,260Swindon£450 - £1,200Poole£475 - £1,260Exeter£475 - £1,260Gloucester£440 - £1,175Cheltenham£495 - £1,320Bath£540 - £1,440Weston-super-Mare£430 - £1,140Taunton£440 - £1,175Torquay£430 - £1,140Weymouth£430 - £1,140Paignton£415 - £1,105Yeovil£430 - £1,140Salisbury£475 - £1,260Barnstaple£415 - £1,105Penzance£415 - £1,105Dorchester£450 - £1,200St Austell£405 - £1,080Truro£440 - £1,175
West Midlands
Birmingham£450 - £1,200Coventry£440 - £1,175Sandwell£430 - £1,140Dudley£430 - £1,140Walsall£430 - £1,140Wolverhampton£430 - £1,140Stoke-on-Trent£395 - £1,055Solihull£475 - £1,260Telford£415 - £1,105Worcester£440 - £1,175Redditch£430 - £1,140Nuneaton£430 - £1,140Shrewsbury£430 - £1,140Stafford£415 - £1,105Hereford£430 - £1,140Kidderminster£415 - £1,105Leamington Spa£485 - £1,295Warwick£475 - £1,260Stratford-upon-Avon£485 - £1,295
East Midlands
Yorkshire
Leeds£450 - £1,200Sheffield£430 - £1,140Bradford£405 - £1,080Wakefield£415 - £1,105Doncaster£385 - £1,020Hull£370 - £985Rotherham£395 - £1,055Barnsley£385 - £1,020Huddersfield£415 - £1,105York£475 - £1,260Halifax£405 - £1,080Grimsby£370 - £985Scunthorpe£370 - £985Harrogate£495 - £1,320Scarborough£395 - £1,055
North West
Manchester£475 - £1,260Liverpool£430 - £1,140Wigan£395 - £1,055Wirral£415 - £1,105Stockport£450 - £1,200Bolton£405 - £1,080Sefton£415 - £1,105Salford£450 - £1,200Oldham£405 - £1,080Trafford£475 - £1,260Tameside£405 - £1,080Rochdale£395 - £1,055Warrington£440 - £1,175Bury£415 - £1,105St Helens£395 - £1,055Knowsley£395 - £1,055Preston£415 - £1,105Birkenhead£405 - £1,080Blackpool£385 - £1,020Blackburn£385 - £1,020Southport£430 - £1,140Chester£475 - £1,260Burnley£370 - £985Carlisle£395 - £1,055Crewe£415 - £1,105Widnes£395 - £1,055Runcorn£395 - £1,055Barrow-in-Furness£385 - £1,020Ellesmere Port£405 - £1,080Lancaster£415 - £1,105Macclesfield£475 - £1,260Chorley£405 - £1,080Leyland£395 - £1,055Kendal£430 - £1,140Fleetwood£370 - £985
North East
Wales
Scotland
Glasgow£405 - £1,080Edinburgh£495 - £1,320Aberdeen£430 - £1,140Dundee£395 - £1,055Paisley£385 - £1,020East Kilbride£395 - £1,055Inverness£415 - £1,105Livingston£430 - £1,140Dunfermline£395 - £1,055Hamilton£385 - £1,020Kirkcaldy£385 - £1,020Perth£415 - £1,105Ayr£385 - £1,020Stirling£430 - £1,140Falkirk£395 - £1,055