Install or Replace a Water Main Cost in Houston, TX in 2026
Most Install or Replace a Water Main projects in Houston, TX cost between $800 and $16,000. The typical price is $3,900.
Houston prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
What drives the price
- Accessible fixture swap versus opening walls or slab
- Pipe material — copper, PEX or cast iron replacement
- Emergency versus scheduled work
- Permit and inspection requirements
Usually included
- Licensed plumber labour
- Pipe, fittings and standard fixtures
Usually extra
- Drywall and finish repair
- Fixtures you supply
- Municipal tap or sewer connection fees
Plumbers in Houston, TX
Businesses listed on Google near Houston, TX. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Village Plumbing, Air & Electric
4.8(10,697 reviews)
10644 W Little York Rd #200, Houston, TX 77041
Nick's Plumbing & Air Conditioning
4.7(4,332 reviews)
3780 Yale St, Houston, TX 77018
bluefrog Plumbing and Drain of West Houston
4.9(873 reviews)
10645 Richmond Ave Ste 140, Houston, TX 77042
Wedgeworth Plumbing
4.9(646 reviews)
9025 Ruland Rd Unit 003, Houston, TX 77055
Cooper Plumbing | Houston Plumber
4.8(571 reviews)
10825 Barely Ln, Houston, TX 77070
H-Town Plumbers
4.9(337 reviews)
12145 Stone E Dr, Houston, TX 77035