Houston Plumber Cost Guide
A data-driven guide to plumbing costs in the Houston metro area, including average rates by service type, factors that affect pricing, and how to find a licensed local provider.
By Recommended Research Team — Last Updated April 2026
Quick Answer
Houston plumbing pricing reflects hurricane country plus slab-on-grade housing plus expansive soil. Slab leaks dominate the service call mix, and hurricane/flood damage creates recurring multi-year replacement cycles.
Average Plumbing Costs in Houston (2026)
Based on market rate analysis of licensed Houston providers. Prices include labor; parts/materials additional.
| Service | Average Cost | Typical Range |
|---|---|---|
| Service call / diagnostic Usually includes first 30-60 min | $115flat | $75–$165 |
| Drain cleaning (basic) Kitchen or bathroom | $235flat | $150–$375 |
| Toilet install Excludes fixture cost | $365flat | $225–$575 |
| Water heater replacement (gas tank) Attic installs are common in Houston and add labor | $2,250flat | $1,500–$3,800 |
| Tankless water heater install Gas line and venting upgrade | $4,650flat | $3,200–$6,800 |
| Slab leak detection + repair Extremely common in Houston slab homes | $2,900flat | $1,200–$5,500 |
| Whole-house re-pipe (PEX) PEX is the Houston standard | $7,200flat | $4,500–$11,000 |
| Sewer lateral replacement Clay and cast iron common in pre-1980 Houston homes | $9,500flat | $4,500–$18,000 |
| Flood damage plumbing repair Post-Harvey baseline; contamination and re-fixture common | $2,200flat | $850–$6,500 |
| Hurricane prep (main shutoff valve) Easy-access shutoff, hose bib caps, pipe insulation | $625flat | $350–$1,200 |
| Sump pump install Common in flood-zone homes | $1,250flat | $650–$2,400 |
$85–$175
per hour
$125
Typical job
$18,000
Highest service price
What Affects Plumbing Costs in Houston
Slab-on-grade and slab leaks
Almost all Houston homes are slab-on-grade, making slab leaks one of the highest-volume plumbing calls. Detection runs $300-$600, full repair $1,200-$5,500.
Hurricane and flood damage
Houston is in hurricane country and many neighborhoods are in FEMA flood zones. Post-flood plumbing cleanup involves contaminated fixture replacement, water heater replacement, and sanitization — often covered by flood insurance.
Attic water heaters
Many Houston homes have attic-mounted water heaters (common in 1970s-80s construction). Replacement requires specialized rigging, access considerations, and drain pan compliance.
Clay and cast iron sewer lines
Pre-1980 Houston homes (Heights, Montrose, West University, East End) have clay or cast iron sewer laterals that crack with age and soil movement. Replacement commonly costs $4,500-$18,000.
Expansive soil
Houston gumbo clay soil movement stresses underground supply and drain lines. Foundation-related plumbing damage is a recurring category.
Permits and TSBPE licensing
Texas requires Master Plumber licensure for permit pulling. City of Houston permits run $90-$325. Post-hurricane emergency repairs have streamlined permit processes.
Local Plumbing Providers in Houston
Aberle Plumbing provides professional plumbing services in Houston, TX. Local plumbing experts offering comprehensive services such as drain cleaning, water heater repair, and sewer line replacement, with a commitment to prompt and efficient service. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
All Star A/C, Heating & Plumbing provides professional plumbing services in Houston, TX. A Houston plumber offering same-day scheduling, providing comprehensive plumbing services to ensure customer satisfaction. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
All-Tex Plumbing provides professional plumbing services in Houston, TX. Family-owned and operated with 25 years of experience, providing 24/7 residential and commercial plumbing services, including emergency repairs, boiler services, and system optimization. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Arrow Plumbing provides professional plumbing services in Houston, TX. A family-owned business with over four decades of experience, offering comprehensive plumbing services including repairs, replacements, and backflow prevention in the Greater Houston area. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Houston Plumbing Services, LLC provides professional plumbing services in Houston, TX. Offers fast, reliable, and professional plumbing solutions with 24/7 emergency services. Provides upfront and affordable pricing with no hidden fees. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Nick's Plumbing & Air Conditioning provides professional plumbing services in Houston, TX. Family-owned and operated since 1979, offering a wide range of plumbing services including repiping, tankless water heater maintenance, and drain cleaning. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Nick's Plumbing Service provides professional plumbing services in Houston, TX. An independently owned, family-operated business since 1979, offering comprehensive plumbing and HVAC solutions for both residential and commercial clients in Houston. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Planet Houston Plumbing provides professional plumbing services in Houston, TX. A family-owned and operated company with over 15 years of experience, providing a range of plumbing services such as water heater installation, drain cleaning, and water treatment solutions in Houston and surrounding areas.
Plumbers of Houston LLC provides professional plumbing services in Houston, TX. Neighborhood-owned plumbing resource praised for quick, efficient repairs and competitive pricing, serving both commercial and residential needs. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Red One Plumbing provides professional plumbing services in Houston, TX. Serving the Heights area with same-day service, upfront pricing, and modern technology, offering services like sewer line inspections and hydro-jetting. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Houston metro area and surrounding Texas communities. Licensed and insured. Free estimates within 48 hours. We understand the unique demands that Texas heat, severe weather, and expansive clay soils place on homes and businesses in this region.
Frequently Asked Questions
How much does a Houston plumber cost per hour?
Most licensed Houston plumbers charge $85-$175 per hour in 2026. River Oaks, West U, and Memorial jobs trend higher; outer suburbs like Katy, Pearland, and Humble are typically lower.
What does a water heater replacement cost in Houston?
A standard 40-50 gallon gas tank replacement runs $1,500-$3,800. Attic installs (common in Houston) add labor. Tankless units run $3,200-$6,800 with gas and venting upgrades.
How much does slab leak repair cost in Houston?
Detection runs $300-$600. Full repair ranges $1,200-$5,500. Slab leaks are among the most common Houston plumbing calls due to slab-on-grade construction and soil movement.
What plumbing work is common after a Houston hurricane?
Flood-damaged fixture replacement, contaminated water heater replacement, sewer cleanout, pipe sanitization, and hurricane-prep upgrades like easy-access shutoffs and sump pumps. Insurance often covers storm-related work.
How much does a whole-house re-pipe cost in Houston?
A PEX re-pipe on a 2,000-2,500 sq ft home runs $4,500-$11,000. PEX is the Houston standard; copper available at 30-50% premium.
How much does sewer lateral replacement cost in Houston?
A full replacement runs $4,500-$18,000 depending on length, depth, and method (trenchless vs traditional excavation). Older Houston neighborhoods with clay or cast iron sewer lines commonly need this work.
Should I install a sump pump in Houston?
If you are in a FEMA flood zone, have a finished basement or low crawl space, or have had any past flooding — yes. Sump pump installs run $650-$2,400. Many pair with interior French drains for maximum protection.
What license should a Houston plumber have?
Texas requires a Master Plumber license for permit work and Journeyman for on-site. Verify at TSBPE.texas.gov. For flood insurance work, confirm they accept insurance-direct payment.
Compare: Angi vs Thumbtack vs Recommended
| Feature | Angi | Thumbtack | Recommended |
|---|---|---|---|
| How it works | Submit project, get matched | Post job, pros bid | Local experts recommend trusted pros |
| Free for homeowners? | Yes | Yes | Yes, always free |
| Vetting | Background checks | Self-verified | Local expert vetting |
| Cost data | Price ranges | Quotes vary | Published cost guides |
| Local knowledge | National platform | National platform | City-specific recs |
Find Plumbing in Houston
When hiring, confirm TSBPE Master Plumber licensure, ask specifically about slab leak detection and attic water heater experience, and for flood-zone homes discuss sump pump and backwater valve options. Get 2-3 quotes on anything over $2,000.
Find Plumbing in HoustonLast Updated: April 2026 — Recommended Research Team. Prices are estimates based on market data and may vary.