- BBB A+ Rated
- Mesquite Chamber of Commerce Member
- 30+ Years Experience
Plumber in Grand Prairie, TX
James Armstrong Plumbing is a licensed, owner-operated plumbing company working in Grand Prairie homes. James Armstrong is a Texas Master Plumber, License M-39428, with more than 30 years in the field and a BBB A+ rating held since 2018.
We are based in Mesquite, on the other side of the metroplex. Grand Prairie is roughly a 40 minute drive for us, and we will tell you that on the phone. Same-day service is available when you call before noon on a weekday, and we will give you an honest arrival window rather than a vague one.
If the job cannot wait, an after-hours call carries a flat 199 dollar dispatch fee.
Call 214-918-6109.
Licensed Master Plumber
License #M39428
The “Armstrong Clean Promise"
No mess, no stress — that's our guarantee.
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Our Services
Comprehensive Plumbing Solutions for Homes & Businesses
Most Requested 
Plumbing Repairs and Installation
Get fast help from a trusted plumber in the DFW for leaks, fixture installs, and upgrades. We restore your plumbing with smooth, reliable work.
Water Heater Services
From quick fixes to full replacements, our water heater services in Dallas-Fort Worth, keep your hot water steady. We work on all standard and tankless models.
Most Requested 
Drain Cleaning Services
Stubborn clogs disappear with our drain-cleaning solutions in Texas. We clear the buildup fully so your drains flow the way they should.
Sewer Line Plumbing
Our team handles sewer line plumbing in the DFW , with careful inspection and precise repairs. We keep wastewater moving safely away from your home.
Gas Line Plumbing
Safe and reliable gas line plumbing in the DFW, is just a call away. Whether it’s a leak, repair, or new line, we follow strict safety standards.
Emergency Service
Emergency Service — Available 24/7
Burst pipe? Major leak? Don’t wait. Our emergency team serves the entire DFW area around the clock.
Technician available now
Why Choose Us
Why DFW Homeowners Choose James Armstrong Plumbing
Licensed & Certified Technicians
Our plumbers are fully licensed, professionally trained, and committed to delivering quality workmanship that meets today’s industry standards.
Transparent, Upfront Pricing
No hidden fees and no surprises. Just clear, honest pricing you can trust before we begin any repair or installation.
Fast & Friendly Service
We respect your time. Our technicians arrive promptly, work efficiently, and treat you and your home with courtesy and care.
The Armstrong Clean Promise
Floor protection, shoe covers, and a meticulous cleanup on every job. If your home isn’t cleaner than we found it, we pay for the cleaning.
5-Star Rated by Homeowners Like You
Local families choose us for reliable plumbing and friendly service. Your comfort, safety, and satisfaction are the reasons we do what we do.
Emergency Response Available
Afterhours emergency calls accepted. Call (214) 918-6109.
What we get called for in Grand Prairie
Slab leaks
A hot spot on the floor, the sound of running water with everything off, or a water bill that jumped for no reason. Electronic leak detection runs 300 to 500 dollars and tells you exactly where the line failed before anyone opens concrete.
Sewer line failure
Multiple drains backing up at once means the problem is in the main line, not the fixture. A camera inspection runs 150 to 400 dollars and shows the actual condition of the pipe. In the older north Grand Prairie neighborhoods this is usually cast iron that has scaled or a line that has been pushed out of grade by soil movement.
Drain cleaning and hydro jetting
Cabling clears a clog. Hydro jetting scours the pipe wall back to full diameter, which matters on older cast iron where the blockage is buildup rather than a single obstruction.
Water heaters
Repair, replacement, and tankless installation. We install State water heaters. On a 2000s-built home the original unit is now well past its expected life, and a failure on a second floor or in a finished space does far more damage than the heater is worth.
Repiping
When galvanized supply lines have corroded far enough, repairs stop being economical and replacement is the honest recommendation.
Trenchless sewer repair and CIPP lining
Rehabilitating a failed sewer line without excavating the whole run. Worth asking about before anyone quotes you a full dig.
Grand Prairie plumbing runs on two different sets of problems
Grand Prairie is really two housing markets, and the plumbing calls split along the same line.
North of Interstate 30, around downtown and the Dalworth and Bear Creek areas, most homes went up between 1940 and 1969. The downtown core in 75050 is almost entirely that era.
Those houses are now 55 to 85 years old, which puts them past the service life of original cast iron drain lines and galvanized supply piping. Cast iron scales from the inside until the opening narrows to a fraction of its original diameter. Galvanized corrodes and drops water pressure long before it leaks.
South Grand Prairie is a different animal. Most of it was developed from the 1990s onward once Joe Pool Lake filled, and neighborhoods like Mira Lagos, Lakeridge, and Grand Peninsula are newer.
Citywide the median build year is 1992, and 22.5 percent of the housing stock went up between 2000 and 2009. Homes that age are hitting the window where builder-grade water heaters and fixtures reach end of life all at once.
What both halves share is the ground underneath. North Texas clay swells when it rains and shrinks when it does not, and it moves foundations with it. That movement is what cracks supply lines under a slab.
Where we work in Grand Prairie
We cover the full city, across all four ZIP codes: 75050, 75051, 75052, and 75054.
That includes the older north side around downtown, Dalworth, and Bear Creek, the central corridor near Traders Village and Asia Times Square, the Lone Star Park and Epic Waters area, and the newer south Grand Prairie neighborhoods including Mira Lagos, Lakeridge, Grand Peninsula, and the streets around Lynn Creek Park and Joe Pool Lake.
Grand Prairie spans Dallas, Tarrant, and Ellis counties. We work all of it.
Meet James Armstrong
Meet the Master Plumber Serving Grand Prairie: James Armstrong
James Armstrong has been a Mesquite-resident Master Plumber since 1995. What began as helping neighbors fix leaky faucets turned into a career — and eventually a family business, built on one simple rule: treat people right, do the job with integrity, and always stand behind your work. Today, James and his crew serve Grand Prairie, Sachse, Garland, and the broader DFW metro from the Mesquite headquarters at 844 Dalworth Dr.
“In thirty years of plumbing across the DFW metro, including Grand Prairie, the drain calls almost always come down to two things: tree roots in the older neighborhoods, and grease and hair buildup in the newer developments. We camera-inspect first, then choose hydro-jetting or snaking based on what we actually see — not on what gets you to the highest invoice.”
James Armstrong, Master Plumber • Texas License M-39428 • Founder, James Armstrong Plumbing
Every job comes with the Armstrong Clean Promise — we leave your home cleaner than we found it, guaranteed. No excuses, no mess, no shortcuts. It’s the kind of commitment that’s earned us thousands of repeat customers and a reputation across the DFW metroplex for honest, reliable work.
Emergency Calls Accepted After Hours & Weekends as well.
Our Process
What to Expect When You Call
Call or Book Online
Speak with a real person, not a call center. We schedule at your convenience.
Same-Day Inspection
A licensed plumber evaluates your issue on-site. No guesswork.
Upfront Quote
You approve the price before work begins. The number you see is final.
Clean, Expert Work
Armstrong Clean Promise — we leave your home better than we found it.
Follow-Up Guarantee
We check in within 24 hours and follow up to ensure everything holds.
No hassle estimate · No obligation · Real person answers
What Counts as an Emergency, and What Can Wait
We would rather tell you to go to bed than charge you an after-hours fee to look at something that will keep until morning. Here is our honest split.
| Situation | Our read |
|---|---|
| Burst or actively spraying pipe | Emergency. Shut the main and call |
| Water heater tank split, especially in an attic | Emergency. Shut the water and the power or gas |
| Sewage backing up into tubs, showers, or floor drains | Emergency. Stop using water in the house |
| No water at all in the house | Emergency, and often a main line issue |
| Slab leak you can hear running | Emergency. Shut the main |
| Gas smell | Not a plumbing call at all. Use the steps at the top of this page |
| One toilet clogged, another working | Usually waits. Shut its valve and stop using it |
| Water heater out, no leak | Usually waits. Cold showers beat an after-hours fee |
| Slow drain, dripping faucet, running toilet | Waits. Call during business hours |
| Water stain on a ceiling with nothing actively running | Usually waits, but same-day |
Call us either way. If it can wait, we will say so and book you for regular hours at regular rates.
Service Areas
Serving Communities Across Dallas-Fort Worth
- Allen
- Anna
- Arlington
- Azle
- Balch Springs
- Bedford
- Benbrook
- Blue Mound
- Blue Ridge
- Burleson
- Celina
- Colleyville
- Combine
- Dallas
- Everman
- Fairview
- Farmersville
- Flower Mound
- Forest Hill
- Fort Worth
- Frisco
- Garland
- Grand Prairie
- Plano
- Richardson
- Rowlett
- Sunnyvale
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FAQ
Frequently Asked Questions
Have questions? We’ve got answers. Can’t find what you’re looking for? Give us a call anytime.
We serve it. Grand Prairie is one of the cities we work in most often outside our home area, across all four ZIP codes and all three counties the city touches.
Around 40 minutes in normal conditions, longer during Interstate 30 rush hour. Call before noon on a weekday and same-day service is usually available.
If the home was built between 1940 and 1969, it very likely has original cast iron drain lines that are now past their service life. Slow drains across several fixtures, recurring backups, or gurgling are the early signs. A camera inspection at 150 to 400 dollars answers it definitively.
Electronic leak detection runs 300 to 500 dollars. A hydrostatic test, which pressure tests the drain system to confirm whether the leak is on the supply or drain side, runs the same range. Both locate the problem before any concrete is opened.
Yes. Homes built from the late 1990s through the 2000s are now reaching the age where original water heaters, fixtures, and shutoff valves fail. Newer does not mean immune, it means the failures arrive on a different schedule.
Yes. James Armstrong holds Texas Master Plumber License M-39428. The company is licensed and insured and has been BBB A+ accredited since 2018.