Plumbers and heating and cooling contractors in Idaho
340 plumbers and heating and cooling contractors are listed in Idaho. 90 hold an active USDOT registration. The 4 counties listed below have at least 15 each and account for 281 of them.
Idaho's State Plumbing Board licenses plumbing contractors and journeyman plumbers.1, 2, 3 Heating and cooling contractors in Idaho are licensed by the state's HVAC Board.4, 5 State rules in Idaho set out permits and inspections for heating and cooling work.5
Counties
| County | Contractors |
|---|---|
| Kootenai County | 103 |
| Ada County | 97 |
| Canyon County | 59 |
| Nez Perce County | 22 |
Other counties in Idaho
59 contractors in 21 counties with fewer than 15 listings.
Bannock County 2 contractors
Economy Heating & Refrigeration, Platinum Directional Drilling
Bingham County 3 contractors
Blackfoot Plumbing Service Inc, Idaho Premier Technology Inc, L&L Mechanical Inc
Boise County 2 contractors
Bonner County 10 contractors
208 Rooter and Plumbing, 7B Plumbing Services, AGE Heating and Cooling, Bitterroot Plumbing Company, Fall Line Plumbing, Northern Management Servs Inc, Plumb'n H2O, Rob's Heating & Cooling Inc, Woods Creek Plumbing Inc, Wray Plumbing
Bonneville County 4 contractors
All Counties Refrigeration, Bingham Mechanical Inc, Caliber Home Solutions LLC, Holeshot Plumbing LLC
Boundary County 1 contractor
Cassia County 1 contractor
Clearwater County 1 contractor
Fremont County 2 contractors
Gem County 4 contractors
Airflow Heating - Cooling Inc, Goff's Plumbing Inc, Johns Plumbing & Heating Inc, Patriot Mechanical
Idaho County 2 contractors
Rocky Mountain Hvac & Construction LLC, WP & HC Inc DBA Williams Plumbing
Jefferson County 2 contractors
Dr Heating and Plumbing, Fire & Ice Heating & Air Conditioning LLC
Jerome County 1 contractor
Latah County 11 contractors
Direct Plumbing Solutions, Fork Refrigeration Inc, Goodson Plumbing Inc, Gropp Heating Air & Electric, Gropp Heating Air & Electric LLC, KJH Engineering PLLC, McCoy Plumbing & Heating Inc, Mike Uhlenkott Pump & Elec LLC, Powell Plumbing & Heating Inc, Redinger Heating & Cooling Inc, Unlimited Htng & Refrigrtn Inc
Lemhi County 2 contractors
Minidoka County 1 contractor
Payette County 1 contractor
Power County 1 contractor
Shoshone County 1 contractor
Twin Falls County 6 contractors
Campbell Technical Services Inc, On Site Plumbing LLC, Reis Plumbing and Heating Inc, Rock Creek Refrigeration LLC, Roto-Rooter, Terrys Heating and Air Conditioning Id, LLC
Washington County 1 contractor
Plumbing and HVAC rules in Idaho
- State codes
Idaho's state plumbing code is the 2015 Uniform Plumbing Code with amendments.6 The Idaho Mechanical Code is the 2018 International Mechanical Code with amendments, along with the International Residential Code and International Fuel Gas Code.5
- Replacement permits
Idaho's HVAC rules set out permits and inspections from the state for heating and cooling work. For a water heater, ask your local building department.5
What plumbing and HVAC work costs in Idaho
These are published national ranges, not quotes. Local quotes vary.
- A plumber's hourly rate
- $45 to $200 an hour; most charge $70 to $150 (HomeAdvisor, Fixr, HomeGuide)
- A plumber's service call
- $50 to $300 a visit, which often covers the first hour (HomeAdvisor, Fixr, HomeGuide)
- After-hours or emergency call
- about $100 to $300 added to the call, or about $150 to $350 an hour (HomeAdvisor, Fixr, HomeGuide)
- Burst or leaking pipe repair
- $200 to $3,000; the guides' averages run $500 to $1,200 (HomeAdvisor, Fixr, HomeGuide)
- Clearing a sink, tub or toilet drain
- $100 to $275 (HomeAdvisor, Fixr, HomeGuide)
- Clearing the main line
- $175 to $800; typically $350 to $650 (HomeAdvisor, Fixr, HomeGuide)
- Hydro jetting
- $350 to $1,400, depending on the line and the blockage (HomeAdvisor, Fixr, HomeGuide)
- Gas tank water heater
- $700 to $2,700 installed; about $1,900 on average (HomeAdvisor, Fixr, HomeGuide)
- Tankless water heater
- $1,600 to $5,600 installed for gas, depending on gas line and venting work (HomeAdvisor, Fixr, HomeGuide)$850 to $3,000 installed for electric, before any panel upgrade ($850 to $1,700) (Fixr, HomeGuide)
- Heat pump water heater
- $2,000 to $4,600 installed in place of an electric tank; more when it replaces gas (HomeAdvisor, Fixr, HomeGuide)
- Sewer camera inspection
- $125 to $500 (HomeAdvisor, Fixr, HomeGuide)
- Sewer line replacement
- about $1,400 to $5,300 for a typical line (HomeAdvisor, HomeGuide)$50 to $250 a linear foot (HomeAdvisor, HomeGuide)
- Replacing central AC on existing ducts
- $3,900 to $8,000; about $6,000 on average (HomeAdvisor, Fixr, Forbes Home)
- Swapping a heat pump on existing ducts
- $4,000 to $8,000; a 3-ton system about $3,900 to $6,200 (HomeAdvisor, Forbes Home, HomeGuide)
- A whole-home heat pump system
- commonly $14,000 or more (NYSERDA, Massachusetts EEAC, Fixr, HomeGuide)
- Replacing a gas furnace
- $3,800 to $6,200 at standard efficiency (HomeGuide, HomeAdvisor, Fixr, Forbes Home)$5,200 to $12,000 at high efficiency (90% AFUE and up) (HomeGuide, HomeAdvisor, Fixr, Forbes Home)
- Replacing an electric furnace
- $1,600 to $8,000, with a like-for-like swap at the low end (Fixr, HomeAdvisor)
- A single-zone mini-split
- $2,000 to $5,000 (HomeGuide, Fixr, Forbes Home)
- A multi-zone mini-split
- $3,000 to $14,000 for 2 to 4 zones (HomeGuide, Fixr, Forbes Home)
- An HVAC tune-up
- $70 to $350 a visit; a basic tune-up is often about $100 to $200 (HomeGuide, HomeAdvisor, Fixr)
Ranges from HomeAdvisor, HomeGuide, Fixr, Forbes Home, NYSERDA and the Massachusetts EEAC, checked September 2026.