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Bathroom Addition Cost Calculator — Brighton CO

Adding a bathroom in Brighton CO, Colorado costs close to the national average. Type (half vs. full vs. master), proximity to existing plumbing, and finish level are the biggest cost factors.

Low estimate$4,800
Average$17,600
High estimate$54,000

Bathroom square footage

Bathroom square footage 60

Quality Tier

Standard materials, solid craftsmanship

Scope of Work

Labor

Labor portion of total cost 40%

Bathroom Addition Cost in Brighton CO: 2026 Guide

Use the calculator above to get a quick estimate. The guide below explains what drives bathroom addition costs in Brighton CO and what to expect from contractors in Brighton CO.

Typical Bathroom Addition Costs in Brighton CO

Project ScopeLowHigh
Half bath (35 sqft, basic fixtures)$1,700$3,100
Full bath (60 sqft, mid-grade)$4,800$14,400
Full bath (80 sqft, tile shower)$14,400$17,600
Master bath (100+ sqft, premium)$17,600$54,000

What Affects Bathroom Addition Costs in Brighton CO?

Labor rates: Contractors in Brighton CO charge $44–$88/hour for bathroom addition work — close to the national average.

Material costs: Material prices in the Mountain region are close to national average due to local supply, transportation costs, and market demand.

Project complexity: Site conditions, permitting requirements, and non-standard layouts can add 15–30% to total project cost.

Frequently Asked Questions

How much does a bathroom addition cost in Brighton CO?
Adding a bathroom in Brighton CO costs $4,800–$54,000. A half bath (toilet + sink, ~35 sqft) runs $4,800–$3,100. A full bath (60–80 sqft) costs $3,100–$17,600. A master bath with walk-in shower, double vanity, and premium tile can reach $54,000.
Is adding a bathroom worth it in Brighton CO?
Adding a bathroom typically returns 50–60% of the cost at resale in Brighton CO. Homes with only 1 bathroom gain the most value from a second bath. Half bath additions near living areas have the best ROI — typically $10,000–$25,000 added to home value.
How long does bathroom addition take in Brighton CO?
A half bath addition takes 2–4 weeks. A full bath addition takes 3–6 weeks. A master bath with custom tile work can take 6–10 weeks. In Brighton CO, allow 2–4 weeks extra for permit approval. Plan for the space to be unusable during construction.
Can I add a bathroom without breaking through walls in Brighton CO?
If you're converting existing space (large closet, unused room corner) and plumbing lines are accessible, you may minimize wall opening. However, new bathrooms need supply lines, drain lines, and venting — which almost always requires some wall or floor access. A licensed plumber in Brighton CO can advise on the least invasive approach.

Create Pro Estimates in 60 Seconds

Use Cost Estimator app to generate detailed bathroom addition estimates — share as PDF directly with clients.

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Estimated cost in Brighton CO

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