Plumbing company in Hardin, MT
Licensed plumbing crews serve Hardin across Big Horn County: repairs, installs, and replacements at a flat rate quoted in writing, all backed by a 10-year workmanship guarantee. Homes here sit in Montana's semi-arid interior, where extreme summer heat that pushes water heaters and expansion tanks hard and hard, mineral-rich water that scales pipes, valves, and heaters do the real damage — so we spec pipe and fittings for it. CSLB #1098234, family-owned since 1974 — and stocked trucks mean most jobs finish in a single visit.

Hardin, MT plumbing services — every job done right.
Hardin, MT: Plumbing Repair
Everything under plumbing repair in Hardin, MT is handled by the same licensed local crew — start with the complete Plumbing Repair guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Repair
Leaks, running toilets, worn valves & fixtures — one truck, one visit.
Plumbing Repair for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn moreDrain Cleaning
Slow or clogged drain? Fast, no-dig clearing.
Drain Cleaning across Hardin, MT and Big Horn County — priced flat, in writing.
Learn morePipe Replacement
Corroded, leaking, or undersized runs — replaced clean.
Flat-rate pipe replacement for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn moreEmergency Plumbing
Flooding, no water, or an overflow? Rapid response in under 90 minutes.
Emergency Plumbing for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn morePipe Repair
Pinhole, split, or leaking joint? Fixed without a full repipe.
Pipe Repair for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn moreLeak Detection
Hidden leak driving up your bill? We find it without demolition.
Flat-rate leak detection for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn moreSewer Line Repair
Cracked, root-choked, or collapsed main line? Repaired — often no-dig.
Hardin, MT sewer line repair, Big Horn County-wide: written flat-rate quotes.
Learn moreFixture Installation
New faucet, sink, toilet, or shower fixture set right and sealed.
Fixture Installation across Hardin, MT and Big Horn County — priced flat, in writing.
Learn moreGarbage Disposal
Humming, jammed, or leaking disposal? Repaired or replaced today.
Flat-rate garbage disposal for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn moreBurst Pipe Repair
Pipe burst and flooding? Water stopped and repaired fast.
Burst Pipe Repair for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn moreSewer Backup & Drain
Sewage backing up into the house? Emergency clearing now.
Flat-rate sewer backup & drain for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn morePlumbing Installation in and around Hardin
Everything under plumbing installation in Hardin, MT is handled by the same licensed local crew — start with the complete Plumbing Installation guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Installation
Full-service install for fixtures, lines & appliances.
Serving Hardin, MT and Big Horn County with plumbing installation at a written flat rate.
Learn moreRepiping
Whole-home repipe in PEX or copper — from quote to finished.
Flat-rate repiping for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn moreCommercial Plumbing
Restaurants, retail, offices & multi-unit — code-compliant, low-downtime.
Local commercial plumbing in Hardin, MT (all of Big Horn County), flat-rate and in writing.
Learn moreResidential Plumbing
Your whole-home plumbing team — leaks, clogs, fixtures & more.
Serving Hardin, MT and Big Horn County with residential plumbing at a written flat rate.
Learn moreBathroom Plumbing
Remodel rough-in — move fixtures, set valves, run supply & drain.
Local bathroom plumbing in Hardin, MT (all of Big Horn County), flat-rate and in writing.
Learn moreWater Filtration
Cleaner, better-tasting water — whole-house filters, softeners & RO.
Hardin, MT water filtration, Big Horn County-wide: written flat-rate quotes.
Learn moreWater Heater Services in and around Hardin
Everything under water heater services in Hardin, MT is handled by the same licensed local crew — start with the complete Water Heater Repair guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Water Heater Repair
No hot water? Pilot, element, thermostat — fixed today.
Water Heater Repair for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn moreWater Heater Installation
New installs, upgrades & tankless conversions — sized & vented to code.
Serving Hardin, MT and Big Horn County with water heater installation at a written flat rate.
Learn moreSmart Plumbing Controls
Automatic shutoff valves and app control that stop a leak fast.
Smart Plumbing Controls across Hardin, MT and Big Horn County — priced flat, in writing.
Learn moreLeak Sensor Installation
Point sensors under sinks, heaters & washers that catch a leak early.
Hardin, MT leak sensor installation, Big Horn County-wide: written flat-rate quotes.
Learn moreWater Heater Replacement
Old or failed heater swapped for a new one — sized right, hauled away.
Flat-rate water heater replacement for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn moreFaucet Repair
Dripping, stiff, or leaking faucet? Fixed at the cartridge.
Faucet Repair across Hardin, MT and Big Horn County — priced flat, in writing.
Learn moreSmart Water Systems
Whole-home water intelligence — monitor, soften, filter & protect.
Local smart water systems in Hardin, MT (all of Big Horn County), flat-rate and in writing.
Learn moreTankless Water Heater
Endless hot water, half the space — Navien, Rinnai & Rheem.
Tankless Water Heater across Hardin, MT and Big Horn County — priced flat, in writing.
Learn moreBoiler Repair
Cold radiators, kettling, or lockout codes — hydronic heat restored.
Local boiler repair in Hardin, MT (all of Big Horn County), flat-rate and in writing.
Learn morePlumbing Maintenance — Hardin, MT
Everything under plumbing maintenance in Hardin, MT is handled by the same licensed local crew — start with the complete Plumbing Maintenance guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Maintenance
Preventive maintenance plans that pay for themselves.
Plumbing Maintenance for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn morePlumbing Inspection
23-point whole-home plumbing safety inspection.
Flat-rate plumbing inspection for Hardin, MT and the wider Big Horn County, quoted in writing first.
Learn moreSeal & Gasket Repair
Leaks at the toilet base, tank, or under-sink seals — resealed.
Seal & Gasket Repair for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn moreWater Pressure Repair
Weak showers or banging pipes? Pressure diagnosed and fixed.
Water Pressure Repair for Hardin, MT homes across Big Horn County — flat-rate, quoted in writing.
Learn morePressure Regulator Service
PRV worn out or missing? Set your pressure to a safe range.
Hardin, MT pressure regulator service, Big Horn County-wide: written flat-rate quotes.
Learn moreToilet Repair
Running, clogged, or leaking toilet? Fixed at the source.
Local toilet repair in Hardin, MT (all of Big Horn County), flat-rate and in writing.
Learn moreBackflow Prevention
Certified backflow testing and assembly install to protect your water.
Hardin, MT backflow prevention, Big Horn County-wide: written flat-rate quotes.
Learn moreSump Pump Service
Keep the basement dry — pump install, repair & battery backup.
Serving Hardin, MT and Big Horn County with sump pump service at a written flat rate.
Learn moreFixed, installed, guaranteed — Hardin plumbing.
Every Hardin install and repair runs on the same flat-rate promise: a free on-site quote up front, quoted in writing, with no surprise add-ons after — anywhere in Big Horn County. Most water heater and repipe jobs finish the same day, and we haul the old equipment away, leaving no mess behind.
- Free quote within 24 hours
- Workmanship guaranteed for 10 years
- Lifetime warranties on water heaters & fixtures
- Financing as low as $39/mo

Plumbing repair & water heater service for Hardin, MT homes
Our Hardin crew covers the whole city and the surrounding Big Horn County. Big Horn County is part of Montana. The setting is Montana's semi-arid interior, and every job gets specced for it. With 84% of local homes built before 1980, we see a lot of original galvanized pipe and aging water heaters past their service life — we size every fix to the system in front of us. A fully-stocked truck, a flat written rate, and a 10-year workmanship guarantee come standard on every visit.
Weather in Hardin is set by Montana's semi-arid interior: a semi-arid climate of hot, dry summers, cold winters, low rainfall, and wide day-to-night temperature swings. For a home's plumbing that means contending with extreme summer heat that pushes water heaters and expansion tanks hard, hard, mineral-rich water that scales pipes, valves, and heaters, and wide day-to-night swings that fatigue pipe joints and fittings — so we spec corrosion- and freeze-rated pipe, fittings, and equipment to match the local climate.
What fails first in Hardin homes: frozen and split supply lines after winter cold snaps, cracked slab and buried pipe from shifting soils, and running toilets and worn fill valves. There's a reason: 185 days below freezing a year freeze and split supply lines and outdoor spigots, 41 inches of snow and a long frost season keep buried lines cold enough to crack at the joints, and 84% of local homes predate 1980 (median build year 1969), so many still run original galvanized steel or polybutylene pipe and fixtures well past their service life. Our Hardin trucks stock parts for exactly that wear, so the fix usually lands in one visit.
Big Horn County is part of Montana. That's our patch: Hardin plus the rest of Big Horn County, served with short dispatch times, written flat rates, and a 10-year workmanship guarantee.
NOAA's 1991–2020 normals put Montana at 41 inches of snow, 185 days below freezing, 24 days above 90°F, barely 13 inches of rain, and a 26°F day-to-night swing a year — real weather load we plan for when we size, insulate, and protect Hardin plumbing.
Census data puts 84% of Hardin homes at pre-1980 construction (median build year 1969). Plumbing that old is usually well past its service life — original galvanized or polybutylene supply pipe, corroded fittings, and long-in-the-tooth water heaters — so we plan for age-related wear, not just the fault you called about. With 42% built before 1960, many Hardin homes also carry cast-iron drain stacks and lead or galvanized supply lines, which we keep repair parts on the truck for. 54% of Hardin homes are detached single-family houses (median value ~$150k) — the housing type most likely to have its own water heater, service lateral, and outdoor spigots to maintain.
For Hardin homes in Montana's semi-arid interior, prevention comes down to a short list: insulate exposed supply lines and disconnect garden hoses before winter — 185 freezing days a year can freeze and split unprotected pipe; keep outdoor spigots and any exposed pipe runs clear of snow and ice so they can't freeze solid (41 inches fall here in a normal year); and if your home is among the 84% built before 1980 (median build year 1969), book a whole-home plumbing inspection — original galvanized pipe and old water heaters are usually near the end of their life.
Beyond Hardin proper, the same crews and flat-rate pricing reach nearby Crow Agency, Lockwood, Billings, and Colstrip, across Big Horn County. By ZIP, coverage spans 59034.
Where to find plumbing company near you in Hardin
Searching "plumbing company near me" from Hardin? You've found a genuinely local option, working Hardin and nearby Crow Agency, Lockwood, and Billings every day — the tech who shows up actually knows your area, not a national call center routing the job out of Big Horn County.
The real cost of plumbing service in Hardin
Pricing in Hardin is flat-rate and quoted in writing before any work: a service call starts at $49, clearing a blocked drain from $99, hot-water service from $189, and renewing a home's piping from $1,499. With 84% of local homes built before 1980, renewing aging galvanized pipe and end-of-life equipment are the tickets we see most here. Seniors (65+) and military get 10% off labor, and financing covers jobs over $1,500 at 0% APR for 12 months.
Hardin homeowners ask us
Do you cover the whole Big Horn County area, not just Hardin?
Which Hardin neighborhoods and ZIP codes do you serve?
How does the climate in Hardin, MT affect my plumbing?
More answers on our FAQ page.
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