Thinking of renovating your bathroom in 2025? If you’re based in Weymouth or the surrounding Dorset area, this guide offers a comprehensive look at what you can expect to spend. At Dorset Extensions Group, we break down the costs, help you plan efficiently, and make sure you’re getting top value for your investment.
Average Cost of a New Bathroom in 2025
The average cost for a bathroom renovation in Dorset this year ranges from £5,500 to £15,000. This depends on factors like room size, design complexity, and material quality.
- Basic refit: £5,000–£7,000
- Mid-range renovation: £7,000–£10,000
- Luxury bathroom: £10,000–£20,000+
In Weymouth, prices tend to reflect a balance between cost and quality, with a growing demand for modern, high-spec finishes.
What’s Included in a Full Bathroom Renovation?
A comprehensive bathroom renovation usually covers:
- Removal of old fixtures
- Plumbing updates
- New bath/shower, toilet, basin
- Tiling and flooring
- Lighting and ventilation
- Painting and finishes
Dorset Extensions Group includes all these services under one managed project to streamline your renovation process.
Item-by-Item Cost Breakdown
| Feature | Estimated Cost |
|---|---|
| Bathtub | £250–£2,000 |
| Walk-in shower | £500–£3,000 |
| Toilet | £150–£700 |
| Sink & vanity unit | £200–£1,200 |
| Tiling | £500–£3,500 |
| Lighting | £150–£800 |
| Underfloor heating | £300–£1,500 |
| Labour per day | £150–£250 |
Labour Costs in Weymouth & Dorset
Labour forms a major part of your budget. Here’s what to expect:
- Weymouth: £200–£250/day
- Dorchester: £180–£240/day
- Bridport, Portland: £160–£230/day
Work typically involves builders, plumbers, tilers, and electricians. Our team ensures each trade is managed efficiently under one roof.
Bathroom Design & Layout
Before building begins, design is key:
- Retaining layout reduces costs
- Consider accessibility features
- Add value with walk-in showers or spa baths
We offer digital design services to plan your dream bathroom before any work starts.
Hidden & Unexpected Costs
Be prepared for possible extras:
- Skip hire: £150–£300
- Waterproofing membranes: £100–£300
- Electrical upgrades
- Plumbing repairs
- Building control or planning
We provide transparent, all-in quotes so there are no surprises.
Cost by Bathroom Type
- Small Cloakroom: £2,500–£4,000
- Family Bathroom: £6,000–£10,000
- Luxury Suite: £10,000–£20,000+
- Wet Room: £7,500–£15,000
Timeframe for a New Bathroom
- Small upgrade: 5–7 days
- Standard renovation: 7–10 days
- Large luxury: 10–15+ days
Our team creates and sticks to an agreed timeline.
DIY vs Hiring Professionals
DIY may seem cheaper but often leads to longer timelines and costly mistakes. Our skilled team ensures:
- Compliance with UK building regulations
- Safe electrics and plumbing
- High-quality finish
We serve clients across Weymouth, Chickerell, Preston, and Dorchester.
Latest Bathroom Trends in Dorset
- Minimalist and coastal designs
- Freestanding tubs
- Digital shower controls
- Natural textures and tones
- Smart storage solutions
Ways to Save Money
- Keep your layout
- Choose mid-range fittings
- Source your own tiles or accessories
- Avoid unnecessary extras
We offer tailored solutions that fit your style and budget.
Why Choose Dorset Extensions Group?
- Local and trusted in Weymouth
- Complete bathroom design & build
- Fixed, detailed quotes
- Transparent, friendly service
- Fully insured and accredited
View our services or get in touch.
Customer Case Studies
Weymouth En-Suite
Budget: £8,000 | Modern shower, basin, tiling
Dorchester Family Bathroom
Budget: £12,500 | Underfloor heating, high-end fixtures
See more on our project gallery.
FAQs
Do you offer free quotes?
Yes! Contact us for a free visit and written quote.
Can I supply my own suite?
Yes. We’ll advise on quality and install to spec.
Are you insured and accredited?
Fully. We meet all regulatory requirements.
Contact Dorset Extensions Group
☎️ 01305 310 310
🏠 https://dorsetextensionsgroup.co.uk
📧 Contact us
Final Word
Understanding bathroom renovation costs in 2025 can help you plan better, avoid hidden surprises, and get the most from your budget. If you’re in Weymouth or the surrounding Dorset areas, Dorset Extensions Group is your go-to partner for expert, reliable, and locally focused bathroom refurbishments.
Disclaimer: All prices and estimated timescales mentioned are accurate at the time of publishing but are subject to change upon formal quotation.



