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Cost guide · Wellington

Bathroom Renovation cost in Wellington (2026)

Typical Wellington range

$9,000$75,000

Most Wellington projects land around $16,000$37,000. Prices run around the national average, with site costs the swing factor.

Why Wellington differs

Wellington's Very High and Extra High wind zones and seismic foundations add bracing and engineering most flat sites elsewhere don't need.

Usually included

  • Demolition & disposal
  • Waterproofing
  • Tiling
  • Standard fixtures & vanity
  • Plumbing & electrical

Usually excluded

  • Moving load-bearing walls
  • Underfloor heating (unless specified)
  • Premium imported fixtures
  • Consent fees

Sometimes needs a building consent

Like-for-like work is usually exempt; relocating plumbing or altering structure can require a building consent. Waterproofing must meet the Building Code. Read the consent rules →

See 370 Builders on the register in Wellington

Questions to ask before you sign

  • How is the waterproofing done and is it certified to the Building Code?
  • Is the plumber/electrician certified and will you get records?
  • What's the payment schedule across the job?

Wellington bathroom renovation: common questions

How much does a bathroom renovation cost in NZ in 2026?
A mid-range bathroom renovation averages $15,000–$35,000, with cosmetic refreshes from about $8,000 and high-end renovations reaching $70,000+. Auckland runs roughly 20–30% above the national average.
How long does a bathroom renovation take?
Most take 2–6 weeks, with drying time for waterproofing and tiling a key part of the schedule.

Before you pay anyone, check who they are.

Check the company that quoted you: company status, registration and what's on the public record, from the official NZ sources.

Check a builder

Actually starting this build? Keep watch on your builder for the whole build →

Related

Figures are 2026 estimates for guidance only, not a quote. Actual cost depends on your site, spec and the company you choose. Always get written quotes and check the company on the public record before you pay a deposit.