Replace Cast Iron Pipes Katy
- • Older homes in Old Town Katy affected
- • Average cost: $8,000-$18,000
- • Local specialists available
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Replace Cast Iron Pipes in Houston, TX
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RK
12 homeowners requested quotes in Houston today
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Last updated: February 11, 2026 | Pricing verified with 35 Houston specialists
Houston Cast Iron Pipe Replacement: 2026 Cost Guide
Cast iron pipe replacement in Houston costs $10,000-$30,000 for most homes. The average Houston homeowner pays $14,000-$22,000. 62% of Houston replacements use trenchless methods.
$10k-$30k
Full Replacement Cost
$14k-$22k
Average Cost
62%
Use Trenchless
1-3 days
Typical Timeline
Houston Cast Iron Pipe Statistics (2026)
72%
of Houston homes built before 1985 have cast iron pipes
40 years
average age of Houston homes with cast iron (built 1960s-1980s)
70-120 ft
typical pipe length in Houston homes
Houston's "Gumbo" Soil is Hard on Cast Iron Pipes
Houston's heavy clay soil swells when wet and shrinks when dry, putting extreme stress on rigid cast iron pipes. Combined with our humidity, subsidence, and flood history, Houston homes experience faster cast iron deterioration than most Texas cities. If your home was built before 1975, schedule an inspection.
⚠️ Warning Signs
Signs You Need to Replace Cast Iron Pipes in Houston
Houston homes built before 1975 in neighborhoods like The Heights, River Oaks, Bellaire, Meyerland, and West University Place often have cast iron pipes that are 50+ years old—past their expected lifespan. Watch for these warning signs:
🚿
Frequent Drain Clogs
Multiple drains backing up simultaneously indicates widespread pipe damage
👃
Sewage Odors
Sulfur or rotten egg smells signal cracks in your cast iron sewer line
🐌
Slow Drains Throughout House
All drains affected (not just one) points to main line issues
💧
Wet Spots in Yard
Unexplained soggy areas near your sewer line path
🏠
Foundation Issues
Houston's gumbo soil + leaking pipes = serious foundation problems
🌿
Green Lawn Patches
Unusually green grass indicates sewage fertilizing your yard
If you notice these signs, schedule a cast iron pipe camera inspection immediately.
💰 Free Tool
Houston Cast Iron Pipe Replacement Cost Calculator
Get an instant estimate for your project. Actual costs may vary based on specific conditions.
Project Details
50 ft
Average home: 50-100 ft of main sewer line
Your Estimate
Estimated Total Cost
$8,550 - $19,950
($171 - $399 per linear foot)
Pipe Length50 ft
Access Difficultymoderate
Timelinenormal
Methodtraditional
LocationHouston, TX
* This is an estimate only. Get free quotes from verified Houston specialists for accurate pricing based on your specific situation.
💡 Pro Tip: Always Get Multiple Quotes
Prices can vary significantly between contractors. We recommend getting at least 3 quotes to ensure you're getting a fair price. Our verified Houston specialists provide free, no-obligation estimates.
📊 2026 Pricing Data
Houston Cast Iron Pipe Replacement Costs by Home Size
Updated February 2026 based on 52 recent Houston projects
| Home Size | Method | Houston Average Cost |
|---|---|---|
| 1,200 sq ft | Trenchless | $12,000-$16,000 |
| 1,800 sq ft | Trenchless | $16,000-$24,000 |
| 2,500 sq ft | Traditional | $22,000-$30,000 |
Replacement Methods & Costs Per Foot
| Method | Cost/Foot |
|---|---|
| CIPP Lining | $90-$160/ft |
| Pipe Bursting | $110-$220/ft |
| Traditional Excavation | $160-$280/ft |
Additional Costs to Consider:
- • Camera Inspection: $200-$450 (recommended first)
- • Houston City Permit: $150-$350 (included in most quotes)
- • Gumbo Soil Excavation: +$2,500-$6,000 if heavy clay encountered
- • Yard Restoration: $600-$2,500 (traditional method only)
✅ Verified Projects
Recent Cast Iron Pipe Projects in Houston
47 projects completed this month by our verified specialists
JD
📍 Travis Heights, Houston
2 days ago
Type
Full replacement
Length
75 ft
Method
Trenchless
“Quick turnaround and minimal disruption to our yard. Very happy with the results!”
SM
📍 Allandale, Houston
5 days ago
Type
Partial replacement
Length
40 ft
Method
Traditional
“Professional team, fair pricing. Highly recommend!”
RK
📍 Hyde Park, Houston
1 week ago
Type
Full replacement
Length
90 ft
Method
Trenchless
“Great work on a complex job. Our 1960s home is now modernized.”
AL
📍 Tarrytown, Houston
1 week ago
Type
Camera inspection + repair
Length
25 ft
Method
Spot repair
“Found the exact problem and fixed it same day. Saved us thousands!”
Ready to start your project? Get free quotes from Houston's top specialists.
⭐ Verified Specialists
Top Houston Cast Iron Sewer Line Specialists
Verified plumbers who specialize in cast iron pipe replacement in the Houston metro area. All companies are licensed, insured, and background-checked.
Same-Day Appointments Available
5 specialists have openings today
⭐ Featured Partner
Accurate Leak and Line
4.8(1,200 reviews)
Accurate Leak and Line specializes in cast iron pipe replacement in Houston. With over two decades of experience, they provide trenchless solutions and full diagnostics for homes in Memorial, The Heights, and Southwest Houston. Licensed and insured with expert knowledge of Houston's gumbo soil challenges.
✓ Licensed✓ InsuredTrenchless
- cast iron replacement
- trenchless repair
- slab leaks
📍 Serves: Houston, Memorial, Heights, Bellaire
⭐ Featured Partner
Nick's Plumbing & Air Conditioning
4.7(2,100 reviews)
Nick's Plumbing has been serving Houston families for over 45 years. Family-owned and operated, they handle cast iron pipe replacement, sewer line services, and comprehensive drain solutions. Named 2023 Neighborhood Favorite by Nextdoor. Licensed and insured.
✓ Licensed✓ Insured
- cast iron replacement
- sewer replacement
- drain cleaning
📍 Serves: Houston, The Woodlands, Katy, Sugar Land
⭐ Featured Partner
Zoom Drain of Houston
4.9(320 reviews)
Zoom Drain Houston specializes exclusively in drain and sewer solutions, including cast iron pipe replacement. Their technicians receive consistent 5-star reviews for professionalism and efficiency. Services include hydro jetting, drain cleaning, and pipe descaling for cast iron systems.
✓ Licensed✓ Insured
- cast iron replacement
- pipe descaling
- drain cleaning
📍 Serves: Houston, Katy, Sugar Land, Cypress
Herrera Plumbing Service
4.6(180 reviews)
Herrera Plumbing Service offers cast iron drain pipe repair throughout Houston and surrounding areas. They provide camera inspections with cloud-shared videos for insurance claims. Service areas include Humble, Spring, The Woodlands, Katy, Sugar Land, Pasadena, and Baytown.
✓ Licensed✓ Insured
- cast iron repair
- drain cleaning
- camera inspection
📍 Serves: Houston, Humble, Spring, The Woodlands
Santhoff Plumbing Company
4.7(650 reviews)
Santhoff Plumbing Company has over 40 years of experience in Houston. They provide 24/7 broken pipe repair, hydrostatic testing, and leak detection services. Master plumbers on staff handle cast iron pipe issues and repiping services for older homes. Licensed #7948.
✓ Licensed✓ Insured
- broken pipe repair
- repiping
- hydrostatic testing
📍 Serves: Houston, Bellaire, West University, Meyerland
⭐ Featured Partner
Abacus Plumbing, Air Conditioning & Electrical
4.8(890 reviews)
Abacus Plumbing offers emergency 24/7 drain and sewer services throughout the Greater Houston metroplex. Their sewer line services include hydrostatic testing, camera inspections, and cast iron pipe cleaning. Fully licensed and insured with same-day service available.
✓ Licensed✓ Insured
- sewer line service
- hydrostatic testing
- drain cleaning
📍 Serves: Houston, The Woodlands, Katy, Pearland
Texas Master Plumber
4.7(340 reviews)
Texas Master Plumber specializes in sewer replacement for Houston homes with aging cast iron pipes. They use self-leveling sewage cameras to diagnose problems and provide honest assessments. Master Plumbers certified and trained, bonded and insured. Angies List Super Service Award winner.
✓ Licensed✓ Insured
- sewer replacement
- cast iron repair
- camera inspection
📍 Serves: Houston, Inner Loop, Galleria, Heights
Power Plumbing Services
4.8(420 reviews)
Power Plumbing Services has over 35 years of experience in Houston. They specialize in main water line repair and replacement, addressing challenges from Houston's clay-heavy soil. Expert in handling corroded cast iron and galvanized pipes in older neighborhoods. Licensed and insured.
✓ Licensed✓ InsuredTrenchless
- water line repair
- cast iron replacement
- trenchless repair
📍 Serves: Houston, Memorial, Tanglewood, River Oaks
Roto-Rooter Houston
4.5(1,800 reviews)
Roto-Rooter provides 24/7 plumbing and drain services throughout Houston. They handle sewer backups, cast iron pipe issues, and offer trenchless sewer repair options. Available 365 days a year with fast response times. Nationally backed with local service.
✓ Licensed✓ Insured
- drain cleaning
- sewer repair
- cast iron services
📍 Serves: Houston Metro Wide, Katy, Sugar Land, The Woodlands
Capital Care Plumbing
4.8(280 reviews)
Capital Care Plumbing has spent over 20 years serving Katy, Cypress, Richmond, and surrounding areas. Available 24/7 with same-day appointments. Services include sewer line repair, water line replacement for cast iron and copper pipes, and full repiping services.
✓ Licensed✓ Insured
- sewer repair
- water lines
- repiping
📍 Serves: Katy, Cypress, Richmond, Sugar Land
Mock Plumbing Repairs
4.9(210 reviews)
Mock Plumbing Repairs is a veteran-owned company serving Sugar Land and beyond. They use state-of-the-art equipment for sewer line repair and replacement, yard drainage, and water line installation. Known for honest service and fair pricing. License #42411.
✓ Licensed✓ Insured
- sewer line repair
- yard drainage
- water line repair
📍 Serves: Sugar Land, Missouri City, Stafford, Richmond
Graham Plumbing Services
4.8(190 reviews)
Graham Plumbing Services is family-owned, serving Sugar Land and Metro Houston. Owner Bryan Graham puts his name on every job. They handle cast iron pipe replacement, sewer services, and comprehensive residential plumbing for homes built before the 1980s.
✓ Licensed✓ Insured
- cast iron replacement
- sewer services
- drain cleaning
📍 Serves: Sugar Land, Katy, Missouri City, Stafford
Red One Plumbing
4.9(155 reviews)
Red One Plumbing is a locally owned, highly rated emergency plumbing company in Pearland. Not a franchise - just hardworking locals delivering top-quality service. 150+ 5-star Google reviews. Services Pearland, Friendswood, Clear Lake, Alvin, and Manvel. Licensed, insured, and background-checked.
✓ Licensed✓ Insured
- drain cleaning
- sewer repair
- water heater
📍 Serves: Pearland, Friendswood, Clear Lake, Alvin
Santana Bros Plumbing
4.7(145 reviews)
Santana Bros Plumbing specializes in upgrading cast iron pipes to PVC for Houston and Pearland homeowners. Services include sewer line repair, whole house repipe, drain cleaning, and clogged drain repair. Expert in handling collapsed and root-damaged pipes.
✓ Licensed✓ Insured
- cast iron to PVC
- sewer line repair
- repipe
📍 Serves: Pearland, Houston, Alvin, Manvel
Solution Plumbing
4.6(170 reviews)
Solution Plumbing serves The Woodlands, Tomball, and greater Houston. They offer sewer pipe video inspections, free estimates, and specialize in older home plumbing. Honest employees, insured and bonded with senior discounts available.
✓ Licensed✓ Insured
- sewer pipe repair
- video inspection
- drain cleaning
📍 Serves: Tomball, The Woodlands, Spring, Cypress
Hugo Plumbing
4.7(280 reviews)
Hugo Plumbing is a full-service plumbing company serving Houston residential and commercial customers. BBB accredited with a commitment to charitable work in the community. Services include water heater repair, pipe repair and replacement, and sewer services for cast iron systems.
✓ Licensed✓ Insured
- water heaters
- pipe repair
- sewer services
📍 Serves: Houston, Spring Branch, Garden Oaks, Oak Forest
Perot Plumbing
4.8(320 reviews)
Perot Plumbing, founded in 1987, exclusively helps residential customers in Bellaire and Houston. Services include water, gas, and sewer line replacement and repair for cast iron pipes. Video camera drain tracking available. License #17909.
✓ Licensed✓ Insured
- cast iron repair
- sewer line
- gas line
📍 Serves: Bellaire, West University, Meyerland, River Oaks
The Katy Plumbing Company
4.7(225 reviews)
Founded in 2000, The Katy Plumbing Company provides seasoned plumbing help for Katy homeowners. Services include drain cleaning, hydro jetting, video inspections, and backflow testing. Licensed #36673, insured for peace of mind.
✓ Licensed✓ Insured
- drain cleaning
- hydro jetting
- video inspection
📍 Serves: Katy, Cypress, Brookshire, Houston
Bluefrog Plumbing + Drain of West Houston
4.6(180 reviews)
Bluefrog Plumbing + Drain of West Houston serves residential and commercial clients with drain cleaning, sewer and water line services. They handle historic homes with cast iron plumbing issues. Available 24/7 for emergency services. License #43333.
✓ Licensed✓ Insured
- drain cleaning
- sewer line
- water line
📍 Serves: West Houston, Memorial, Energy Corridor, Katy
GAP Plumbing Inc.
4.7(165 reviews)
GAP Plumbing Inc. serves Kingwood and surrounding communities with residential and commercial plumbing. Services include leak detection, toilet repair, slab leak repair, and bath/kitchen remodeling plumbing. License #38727.
✓ Licensed✓ Insured
- leak detection
- slab leak repair
- toilet repair
📍 Serves: Kingwood, Humble, Atascocita, New Caney
Pioneer Plumbing and Septic
4.6(140 reviews)
Pioneer Plumbing and Septic offers complete plumbing solutions for Humble, Crosby, and surrounding areas. Services include under slab leak repair, sewer and septic line repair, and emergency services. License #39613.
✓ Licensed✓ Insured
- slab leak repair
- septic service
- sewer line
📍 Serves: Humble, Crosby, Atascocita, Kingwood
Joe the Plumber
4.5(145 reviews)
Joe the Plumber serves Cypress and greater Houston with hydro jetting, camera inspections, and general plumbing. Services include cast iron pipe diagnostics and sewer line service for older homes. License #13044.
✓ Licensed✓ Insured
- hydro jetting
- camera inspection
- sewer line
📍 Serves: Cypress, Tomball, Spring, Jersey Village
Space City Plumbing
4.7(130 reviews)
Space City Plumbing serves League City and the Clear Lake area with residential and commercial plumbing. Expert in handling older homes with cast iron and clay pipes. Professional service with licensed technicians. License #39158.
✓ Licensed✓ Insured
- sewer line
- drain cleaning
- water heaters
📍 Serves: League City, Clear Lake, Webster, Friendswood
Village Plumbing & Air
4.6(190 reviews)
Village Plumbing & Air provides sewer line inspection and cleaning for Houston homeowners. They diagnose broken and collapsed lines, especially in older homes with cast iron or clay piping. Camera inspections and sewer backups handled professionally.
✓ Licensed✓ Insured
- sewer inspection
- drain cleaning
- cast iron repair
📍 Serves: Houston, Jersey Village, Spring Branch, Cypress
URETEK ICR Gulf Coast
4.8(95 reviews)
URETEK ICR Gulf Coast specializes in complex under slab repairs and plumbing reroutes. Since 2000, they have helped Houston homeowners with leak detection, drain and sewer line cleaning, and repiping services. Master plumber supervised. License #40364.
✓ Licensed✓ Insured
- under slab repair
- leak detection
- sewer line
📍 Serves: Houston, Spring, Cypress, Tomball
💰 Transparent Pricing
Houston Cast Iron Pipe Replacement Costs
Average costs to replace cast iron pipes in the Houston area (2026 pricing)
| Service | Cost |
|---|---|
| Camera Inspection Video inspection to assess cast iron pipe condition | $200 - $400 |
| Spot Repair Fix localized damage in cast iron sewer line | $800 - $3,500 |
| Partial Replacement Replace damaged sections of cast iron pipes | $5,000 - $15,000 |
| Full Replacement (Traditional) Complete cast iron pipe replacement with excavation | $12,000 - $30,000 |
| Full Replacement (Trenchless) Trenchless cast iron pipe replacement, minimal digging | $15,000 - $40,000 |
* Prices based on 2026 Houston market data. Actual cost to replace cast iron pipes varies based on home size, pipe accessibility, and Houston's clay soil conditions. Get free quotes for an accurate estimate.
Replace Cast Iron Pipes in Katy, Sugar Land, The Woodlands & Pearland
Our verified cast iron pipe specialists serve the entire Houston metro area
Replace Cast Iron Pipes Sugar Land
- • Old Sugar Land homes most affected
- • Veteran-owned local plumbers
- • Same-day quotes available
Replace Cast Iron Pipes The Woodlands
- • Original villages (1974-1985) affected
- • Trenchless to preserve landscaping
- • 24/7 emergency service
Replace Cast Iron Pipes Pearland
- • Old Pearland downtown homes
- • Highly-rated local plumbers
- • Cast iron to PVC specialists
Houston Neighborhoods We Cover
Cast iron pipe replacement services throughout the Houston metro area
Houston Neighborhoods
Surrounding Cities
💰 Financial Assistance
Houston Grants & Rebates for Plumbing Repairs
Can't afford $10,000-$25,000 for pipe replacement? You may qualify for up to $165k in free grants and rebates.
🏠Houston
Homeowner Assistance Program
Up to $35k
Up to $35,000 for major home repairs including plumbing
Check Eligibility →
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Largest ProgramHurricane Harvey Recovery
Up to $100k
Up to $100,000+ for Harvey-damaged homes
Check Eligibility →
🏛️Houston
FREE GrantHarris County CDBG
Up to $30k
Up to $30,000 - county-wide home repair grants
Check Eligibility →
Houston Cast Iron Pipe Replacement FAQ (2026)
Common questions about cast iron pipe replacement costs, methods, and timelines in Houston, TX
The cost to replace cast iron pipes in Houston ranges from $150-$1,000 per linear foot depending on the method. For a typical Houston home, full cast iron sewer line replacement costs $8,000-$20,000 with traditional excavation, or $12,000-$30,000 for trenchless methods. Houston's 'gumbo' clay soil and high water table can increase costs compared to other Texas cities. A camera inspection costs $200-$400. Many Houston plumbers offer free quotes and financing options.
Yes! Homes built in Houston before the mid-1970s very commonly have cast iron drain pipes. Neighborhoods like The Heights, River Oaks, Bellaire, Meyerland, West University Place, and the Memorial Villages are particularly likely to have cast iron sewer lines. If your Houston home was built before 1975 and you haven't had the pipes replaced, there's a good chance you have cast iron that's now 50+ years old—well past its typical 50-year lifespan.
Houston's infamous 'gumbo' clay soil is extremely hard on cast iron pipes. This heavy clay swells dramatically when wet and shrinks when dry, putting enormous stress on rigid cast iron pipes. This constant movement causes cracking, low spots ('bellies'), and joint separation. Combined with Houston's high humidity and frequent heavy rainfall, cast iron pipes corrode faster in Houston than in many other cities.
Common signs you need cast iron pipe replacement in Houston include: frequent drain clogs affecting multiple fixtures, sewage odors (sulfur/rotten egg smell), slow drains throughout the house, wet spots in your yard, foundation cracks from leaking pipes, and pest problems (cockroaches, rats entering through cracks). Houston homeowners should also watch for bright green patches of lawn (indicating sewage leaks) and unexplained soggy areas after heavy rains.
The City of Houston requires permits through Houston Public Works for major sewer line work, including cast iron pipe replacement. The permit ensures work is performed by a licensed plumber registered with the City of Houston, uses approved materials, and is inspected to verify code compliance. Licensed Houston plumbers handle all permit paperwork and scheduling for you.
Houston neighborhoods with the most cast iron pipe problems are those built between 1950-1975 with older housing stock: The Heights, River Oaks, Bellaire, Meyerland, West University Place, Memorial Villages (Spring Valley, Piney Point), Montrose, and parts of Southwest Houston. These areas have homes 50-75 years old with original cast iron sewer lines that are past their expected lifespan.
Trenchless cast iron pipe replacement in Houston uses minimally invasive methods to replace your sewer line without extensive excavation. The two main methods are: pipe bursting (breaking the old cast iron while pulling new pipe through) and pipe lining (inserting a resin-coated liner). Given Houston's challenging clay soil and frequent flooding, trenchless methods are popular as they reduce disruption and often complete faster than traditional excavation.
During tropical storms and major rain events, Houston's drainage can become overwhelmed, forcing water back into residential sewer lines. This puts immense pressure on aging cast iron pipes and can expose existing cracks or weak points, leading to sewage backups. If your Houston home has experienced flooding, have your cast iron pipes inspected—flood pressure can accelerate deterioration of already aging systems.
Sources & References:
- • City of Houston Building Code Chapter 19 (Plumbing)
- • Harris County Building Permits Database
- • Texas State Board of Plumbing Examiners
- • Houston Gumbo Soil Foundation Guidelines
- • Pricing data from 52 verified Houston projects (January-February 2026)
Ready to Replace Cast Iron Pipes in Your Houston Home?
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