Plumber Salary in Idaho (2026)
The average Plumber in Idaho earns around $72,000/year. After taxes, your estimated take-home is $56,519/year ($4,710/month).
Take-Home Pay Breakdown
| Category | Amount |
|---|---|
Annual Take-Home Pay | $56,519 |
Monthly Take-Home Pay | $4,710 |
Biweekly Take-Home Pay | $2,174 |
Hourly Take-Home Pay based on 2,080 hrs/year | $27/hr |
Federal Tax | $7,010 |
State Tax | $2,963 |
FICA Taxes | $5,508 |
Effective Tax Rate total taxes ÷ gross salary | 21.5% |
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Plumber Salary Ranges in Idaho
Not all Plumbers earn the same — not even close
Idaho's plumber market is anchored by UA Local 296 Plumbers & Pipefitters Boise + UA Local 648 Plumbers & Pipefitters Idaho Falls + UA Local 73 Spokane WA (cross-state Northern ID), Micron Technology HQ Boise Fab pipefitting (the substantial Micron ultrapure water + chemical delivery + gas distribution systems + the substantial post-CHIPS Act $40B+ Micron expansion pipefitting), Idaho National Laboratory INL Idaho Falls cleared facility pipefitting (~6K cleared workforce + DOE Q clearance + the substantial INL nuclear research facility pipefitting), the substantial post-2020 ID Treasure Valley + Boise + Meridian + Eagle + Star + Coeur d'Alene rapid construction boom + the substantial post-2020 ID residential + commercial construction pipefitting demand, the substantial ID Magic Valley dairy + food processing pipefitting (Glanbia + Chobani + Jerome Cheese + Idaho Milk Products + Lamb Weston + JR Simplot), Mountain Home AFB cleared federal plumbing, plus Idaho Associated Builders & Contractors ABC merit-shop pipeline + the substantial ID rapid-growth residential plumbing demand.
Senior Semiconductor Pipefitter (Micron)
$85,000–$128,000+ OT
Micron Boise Fab · ultrapure water + chemical delivery + gas distribution + post-CHIPS Act expansion
Senior Cleared Pipefitter (INL)
$82,000–$125,000+ OT
INL Idaho Falls Battelle Energy Alliance · DOE Lab facility pipefitting · DOE Q clearance + OT
Senior Industrial Pipefitter (Magic Valley Dairy)
$72,000–$112,000+ OT
Glanbia + Chobani + Jerome Cheese + Idaho Milk Products + Lamb Weston + Simplot · dairy + food processing
Senior Master Plumber (Commercial)
$68,000–$108,000+ OT
Master plumber at ID commercial · ID Division of Building Safety master plumber
Senior Master Plumber (Residential Boom)
$62,000–$98,000+ OT
Master plumber at ID residential · the substantial post-2020 ID Treasure Valley + Coeur d·Alene growth
Senior Mechanical Foreman / Superintendent
$78,000–$128,000+ TC
Mech foreman at McAlvain Companies + Engelmann Construction + Big-D Construction + ID contractors
Senior Federal / Cleared Plumber (Mountain Home / INL)
$78,000–$118,000+ OT
Mountain Home AFB + INL federal civilian + cleared contractor · TS/SCI + DOE Q premium
Senior UA Local Journeyman
$62,000–$92,000+ OT + benefits
UA Local 296 Boise + UA Local 648 Idaho Falls · scale + Davis-Bacon
Senior Plumbing Contractor / Owner
$95,000–$215,000+
ID plumbing contractor owner · Boise + Meridian + Coeur d·Alene + Sun Valley · book of business
Apprentice Plumber (0-3 yrs)
$30,000–$48,000+
ID plumbing apprentice · UA Local + ABC ID + College of Western Idaho · entry band
Worth knowing: Idaho's substantial post-2020 Treasure Valley + Coeur d'Alene construction boom + Micron HQ Boise Fab pipefitting is one of the country's most distinctive concentrated US single-state rapid-growth residential + semiconductor manufacturing pipefitting cluster and a feature most national plumber compensation surveys understate for ID. The substantial post-2020 ID Treasure Valley construction boom (the substantial post-2020 ID net in-migration ~3% annual ID population growth driving substantial Boise + Meridian + Eagle + Star + Kuna + Nampa residential + commercial construction + the substantial post-2020 ID single-family + multi-family + apartment + commercial + retail construction boom + the substantial post-2020 ID housing supply struggling to keep pace with substantial in-migration + the substantial post-2024 ID Treasure Valley substantial residential plumbing demand for new construction + retrofit + service + the substantial Coeur d'Alene + Kootenai County post-Spokane WA migration construction boom + the substantial post-2024 ID Lewiston + Twin Falls + Idaho Falls regional growth) supports substantial ID-specific residential + commercial plumbing work. Senior ID master plumbers clear $62-108K + substantial OT premium. Micron Technology HQ Boise Fab pipefitting (the substantial Micron Boise R&D + manufacturing facility + the substantial post-2022 CHIPS Act Micron $40B+ investment Boise expansion supporting substantial Boise Fab capacity + the substantial Micron ultrapure water UPW systems + chemical delivery + gas distribution + the substantial Micron semiconductor facility pipefitting + the substantial Micron Manufacturing Excellence MEP coordination) supports substantial ID semiconductor pipefitting. Senior Micron semiconductor pipefitters clear $85-128K + OT. INL Idaho Falls substantial cleared facility pipefitting (the substantial INL ~6K cleared workforce + the substantial INL nuclear research facility pipefitting + the substantial INL Advanced Test Reactor ATR pipefitting + the substantial INL Cybercore Integration Center facility pipefitting + the substantial INL post-2020 NuScale SMR pipefitting preparation + the substantial INL post-2024 Versatile Test Reactor planning pipefitting + DOE Q clearance premium) supports substantial INL cleared pipefitting. The substantial ID Magic Valley dairy + food processing pipefitting (Glanbia + Chobani + Jerome Cheese + Idaho Milk Products + Lamb Weston + JR Simplot + the substantial ID Magic Valley substantial ammonia NH3 refrigeration + ultrapure water + food-grade pipefitting) supports substantial ID Magic Valley industrial pipefitting. UA Local 296 Plumbers & Pipefitters Boise + UA Local 648 Idaho Falls provide substantial ID union pipefitter + plumber training + Davis-Bacon prevailing wage work despite ID RTW since 1985 + multi-employer pension support. ID Associated Builders & Contractors ABC operates substantial merit-shop apprenticeship + training. ID flat 5.695% post-2024 HB 521 reform + ID property tax ~0.69% + no state estate tax + lower ID cost of living anchor the ID plumber proposition. The 2025 No Tax on Overtime federal deduction applies through 2028.
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More on Idaho
Salaries by profession, top-paying roles by industry, and an economic breakdown for Idaho in 2026.
Tax brackets, standard deductions, and take-home estimates for Idaho in 2026.
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