Johnstown, CO
Johnstown plumbing done right in one of Colorado’s fastest-growing towns.
Master plumber and licensed GC serving Johnstown and all of Larimer County. Fast-growing Front Range community between Loveland and Greeley.

Plumber in Johnstown
Northern Front Range growth corridor.
Johnstown sits in the I-25 corridor between Loveland and Windsor, in one of the fastest-growing areas on the Northern Front Range. The town has a historic core near downtown and a large-scale residential expansion that has been underway for the past decade, with subdivisions pushing toward Milliken and toward the Weld County line. That growth means a significant portion of Johnstown’s housing stock is relatively new, with builder-grade fixtures and supply infrastructure that is approaching or past its first service interval.
Being both a master plumber and a licensed plumbing contractor means one person owns the whole job in Johnstown. When a pipe repair opens a wall in a newer subdivision home, Wes patches it. When a water heater replacement involves a gas line check, he handles that too.
What makes Johnstown interesting to work in is the gap between its two halves. The old core near downtown is genuinely old: houses built when this was a sugar beet town, with the pipe, the drain material and the repair history that implies. Half a mile out, you are in subdivisions built after 2005 with PEX manifolds and plastic drain. Those are two completely different service calls that happen to share a zip code. A plumber who quotes both the same way is guessing on one of them. Wes figures out which house he is standing in before he prices anything.
The older side brings galvanized supply and cast iron drain, plus decades of repairs done by whoever was available at the time. That is where repipe work and sewer line repair come from. The newer subdivisions bring a different list entirely: original water heaters aging out, seized builder-grade shutoff valves, and finish projects. Recent jobs across both are in the work gallery.
- Drain & sewer cleaning
- Water heater repair & install
- Leak detection & repair
- Fixture & faucet work
- Repiping
- Gas line work
- Basement bath rough-in
- Sewer camera inspection
New construction meets aging builder-grade infrastructure
Growth corridor plumbing: newer homes with their own set of issues.
Johnstown’s rapid growth has produced a generation of homes built in the 2000s and 2010s that are now reaching the end of their first fixture and supply line service life. Builder-grade shutoff valves that have not been operated in fifteen years seize when you actually need them. Water heaters installed during the construction boom are reaching end of life. Wes services these homes with the reality of their build era in mind: what needs replacing now, and what can be planned for.
Water heaters are the clearest example. A tank installed during the build-out has been sitting in Front Range water for well over a decade, and hard water leaves a layer of scale on the tank bottom that the burner has to fire through. That makes the heater run longer, run hotter, and eventually give out, usually with no warning beyond some rumbling nobody paid attention to. In a house with a finished basement, that failure is a water damage problem rather than a cold shower. If your tank is original to the house, get an honest read on it before winter. Wes handles repair and replacement and will tell you which one your unit actually deserves.
Freeze season is the other predictable one. Johnstown sits out where the wind runs, and wind is what actually splits pipes, not the thermometer alone. It pulls heat out of a garage wall or a crawlspace fast enough to freeze a line that survived every previous winter. The recurring failures are hose bibs left charged with a hose attached, supply runs through exterior walls, and unheated crawlspace lines. Draining your spigots in the fall handles the most common one for free. If something already let go, burst pipe repair and frozen line thawing are 24 hour calls at (303) 883-9075.
- Bathroom & kitchen remodels
- New construction plumbing
- Sump pumps
- Water softeners
- Frozen & burst pipes
- 24/7 emergency service
- Angle stop replacement
- Hose bib repair

One pro, the whole job
Every plumbing need in Johnstown covered.
Johnstown homeowners have one number for plumbing. Drain cleaning, water heater repair and replacement, leak detection, fixture installs, gas line work, and full remodels. Call (303) 883-9075 or reach out here.
Two things get asked for most here. In the newer subdivisions it is finishing what the builder left undone, usually a basement bathroom tied into a stubbed rough-in, plus fixture upgrades to replace the parts that were picked on price. In the old core it is the opposite: figuring out what is actually in the walls and under the yard before something forces the issue. A plumbing inspection turns that into a plan you can budget instead of an emergency you pay for on a weekend. Johnstown sits inside our Larimer County coverage.
Around town
Where we work in Johnstown.
We serve all of Johnstown, from the historic downtown along Highway 60 to the newer developments pushing east and south toward the Weld County line. Water heater and new construction calls are the most common work here.
The split shows up in the call log. Downtown and the blocks around it generate old-pipe work: galvanized supply, cast iron drain, root intrusion in laterals running under mature trees, and repairs behind plaster that need patching afterward. The subdivisions built during the growth years generate the newer-house list: water heaters at end of life, seized angle stops, failed supply lines, disposals, and basement finishes. Both are routine here, they just require walking in without assumptions.
Historic Downtown · Centerra Area · Johnstown Farms · Clearview · Milliken Corridor · Weld County Line
Call (303) 883-9075Straight answers
Questions we get in Johnstown.
How do I know whether my house has old pipe or newer PEX?
Look under a sink or where the main enters the basement. PEX is flexible plastic tubing, usually red, blue or white, and newer subdivision homes here have it. Galvanized is dull gray steel with threaded joints and shows up in the older core. Copper is in between. The answer changes what a repair costs, so it is the first thing we check.
My water heater is original to the house. Should I replace it before it fails?
If it is over about a decade old, rumbling, or slow to recover, replacing it on your schedule beats replacing it after it dumps its tank. Hard water scales the bottom and the burner has to fire through that layer. Rumbling is that sediment boiling. Flushing annually extends life, but a tank that has never been flushed and is past ten years is on borrowed time.
What is an angle stop and why do they fail in newer homes here?
They are the small shutoff valves under sinks and behind toilets. Production builders use plastic bodied versions, and after fifteen years of hard water sitting in them they seize or snap the first time somebody tries to close one. Working them once a year shows you which are already dead, so you can replace them on purpose instead of in an emergency.
Do I need a permit for plumbing work in Johnstown?
Water heater replacement, gas line work, repipes, sewer line replacement, and adding or relocating a drain all require a permit and inspection. Fixture swaps and straight repairs typically do not. Wes pulls the permits the job calls for. Permitted work is what keeps a resale or an insurance claim from turning into a problem later.
My drain keeps backing up in the older part of town. Why does snaking not hold?
Because the clog is usually a symptom, not the problem. Roots getting in through a cracked joint or a low spot holding water will refill on a schedule no matter how well you cable it. A camera run shows the actual condition of the line so you stop paying for the same cleaning every year.
Can you finish a basement bathroom the builder only roughed in?
Yes, that is a regular job in the newer Johnstown subdivisions. First we locate and verify the rough-in, since it is not always where the plans put it. Then drain and supply work, fixtures, and finish. Wes is a licensed general contractor as well as a master plumber, so the job does not stop at the plumbing.
How does pricing work, and do I pay to have you look?
We look at the job, tell you what is actually wrong, and give you a straight quote before anything comes apart. You get the number and the reasoning behind it before you commit, with no pressure and no obligation. Call (303) 883-9075 or use the contact page.
What should I do the moment I find water running where it should not be?
Shut the main off, then open a low faucet to bleed the remaining pressure out of the lines so it stops pushing. Then call. We answer 24 hours a day, seven days a week. Knowing where your main shutoff is before winter is the single most useful five minutes you can spend on your plumbing.
Need a plumber in Johnstown?
Call Wes for Johnstown plumbing done right the first time, day or night.