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Illinois · Insulator (Heat & Frost / Asbestos Worker)

Illinois insulator prevailing wage, county by county

An insulator's prevailing wage on Illinois public works runs from $62.31 an hour in Whiteside County to $96.92 in Bureau County, base wage plus fringe benefits. The median county is $66.67.

Insulator (Heat & Frost / Asbestos Worker) rate in each Illinois county, A to Z

102 counties
CountyBase wageFringe benefitsTotal rateEffectiveSource
Adams CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-adams
Alexander CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-alexander
Bond CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-bond
Boone CountyHeat/Frost Insulator · Winnebago County group
$50.10 $39.63 $89.73 Oct 19, 2026IDOL-20261019-boone
Brown CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-brown
Bureau CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-bureau
Calhoun CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-calhoun
Carroll CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-carroll
Cass CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-cass
Champaign CountyHeat/Frost Insulator · Champaign County group
$43.00 $26.73 $69.73 Oct 19, 2026IDOL-20261019-champaign
Christian CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-christian
Clark CountyHeat/Frost Insulator · Champaign County group
$43.00 $26.73 $69.73 Oct 19, 2026IDOL-20261019-clark
Clay CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-clay
Clinton CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-clinton
Coles CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-coles
Cook CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-cook
Crawford CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-crawford
Cumberland CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-cumberland
De Witt CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-dewitt
DeKalb CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-dekalb
Douglas CountyHeat/Frost Insulator · Champaign County group
$43.00 $26.73 $69.73 Oct 19, 2026IDOL-20261019-douglas
DuPage CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-dupage
Edgar CountyHeat/Frost Insulator · Champaign County group
$43.00 $26.73 $69.73 Oct 19, 2026IDOL-20261019-edgar
Edwards CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-edwards
Effingham CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-effingham
Fayette CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-fayette
Ford CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-ford
Franklin CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-franklin
Fulton CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-fulton
Gallatin CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-gallatin
Greene CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-greene
Grundy CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-grundy
Hamilton CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-hamilton
Hancock CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-hancock
Hardin CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-hardin
Henderson CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-henderson
Henry CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-henry
Iroquois CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-iroquois
Jackson CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-jackson
Jasper CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-jasper
Jefferson CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-jefferson
Jersey CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-jersey
Jo Daviess CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-jo-daviess
Johnson CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-johnson
Kane CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-kane
Kankakee CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-kankakee
Kendall CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-kendall
Knox CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-knox
Lake CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-lake
LaSalle CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-lasalle
Lawrence CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-lawrence
Lee CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-lee
Livingston CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-livingston
Logan CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-logan
Macon CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-macon
Macoupin CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-macoupin
Madison CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-madison
Marion CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-marion
Marshall CountyHeat/Frost Insulator · Peoria County group
$48.43 $36.10 $84.53 Oct 19, 2026IDOL-20261019-marshall
Mason CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-mason
Massac CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-massac
McDonough CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-mcdonough
McHenry CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-mchenry
McLean CountyHeat/Frost Insulator · Peoria County group
$48.43 $36.10 $84.53 Oct 19, 2026IDOL-20261019-mclean
Menard CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-menard
Mercer CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-mercer
Monroe CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-monroe
Montgomery CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-montgomery
Morgan CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-morgan
Moultrie CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-moultrie
Ogle CountyHeat/Frost Insulator · Winnebago County group
$50.10 $39.63 $89.73 Oct 19, 2026IDOL-20261019-ogle
Peoria CountyHeat/Frost Insulator · Peoria County group
$48.43 $36.10 $84.53 Oct 19, 2026IDOL-20261019-peoria
Perry CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-perry
Piatt CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-piatt
Pike CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-pike
Pope CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-pope
Pulaski CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-pulaski
Putnam CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-putnam
Randolph CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-randolph
Richland CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-richland
Rock Island CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-rock-island
Saline CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-saline
Sangamon CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-sangamon
Schuyler CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-schuyler
Scott CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-scott
Shelby CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-shelby
St. Clair CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-st-clair
Stark CountyHeat/Frost Insulator · Peoria County group
$48.43 $36.10 $84.53 Oct 19, 2026IDOL-20261019-stark
Stephenson CountyHeat/Frost Insulator · Winnebago County group
$50.10 $39.63 $89.73 Oct 19, 2026IDOL-20261019-stephenson
Tazewell CountyHeat/Frost Insulator · Peoria County group
$48.43 $36.10 $84.53 Oct 19, 2026IDOL-20261019-tazewell
Union CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-union
Vermilion CountyHeat/Frost Insulator · Champaign County group
$43.00 $26.73 $69.73 Oct 19, 2026IDOL-20261019-vermilion
Wabash CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-wabash
Warren CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-warren
Washington CountyHeat/Frost Insulator · Madison County group
$41.13 $25.54 $66.67 Oct 19, 2026IDOL-20261019-washington
Wayne CountyHeat/Frost Insulator
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-wayne
White CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-white
Whiteside CountyHeat/Frost Insulator · Rock Island County group
$37.31 $25.00 $62.31 Oct 19, 2026IDOL-20261019-whiteside
Will CountyHeat/Frost Insulator · Cook County group
$58.02 $38.90 $96.92 Oct 19, 2026IDOL-20261019-will
Williamson CountyHeat/Frost Insulator · Franklin County group
$40.19 $24.82 $65.01 Oct 19, 2026IDOL-20261019-williamson
Winnebago CountyHeat/Frost Insulator · Winnebago County group
$50.10 $39.63 $89.73 Oct 19, 2026IDOL-20261019-winnebago
Woodford CountyHeat/Frost Insulator · Peoria County group
$48.43 $36.10 $84.53 Oct 19, 2026IDOL-20261019-woodford

Main insulator classification in each county (Heat/frost insulator), IDOL posting for work on or after October 19, 2026. IDOL prints no total; each total is base wage plus fringe benefits, added by us. You pay the rate for the county where the work is done. Checked October 24, 2026.

Ford County insulator: $96.92 per hourSaline County insulator: $65.01 per hourHamilton County insulator: $65.01 per hourWinnebago County insulator: $89.73 per hourDeKalb County insulator: $96.92 per hourMarshall County insulator: $84.53 per hourPiatt County insulator: $66.67 per hourRichland County insulator: $65.01 per hourLogan County insulator: $66.67 per hourFayette County insulator: $66.67 per hourEffingham County insulator: $65.01 per hourKendall County insulator: $96.92 per hourKnox County insulator: $62.31 per hourLaSalle County insulator: $96.92 per hourTazewell County insulator: $84.53 per hourChristian County insulator: $66.67 per hourScott County insulator: $66.67 per hourGrundy County insulator: $96.92 per hourJefferson County insulator: $66.67 per hourPutnam County insulator: $96.92 per hourMarion County insulator: $66.67 per hourHenry County insulator: $62.31 per hourMacoupin County insulator: $66.67 per hourDe Witt County insulator: $66.67 per hourMcDonough County insulator: $62.31 per hourWayne County insulator: $65.01 per hourSt. Clair County insulator: $66.67 per hourJasper County insulator: $65.01 per hourCumberland County insulator: $65.01 per hourBond County insulator: $66.67 per hourEdgar County insulator: $69.73 per hourOgle County insulator: $89.73 per hourJo Daviess County insulator: $62.31 per hourFulton County insulator: $66.67 per hourBureau County insulator: $96.92 per hourStephenson County insulator: $89.73 per hourPike County insulator: $66.67 per hourMason County insulator: $66.67 per hourLawrence County insulator: $65.01 per hourMcHenry County insulator: $96.92 per hourKane County insulator: $96.92 per hourDouglas County insulator: $69.73 per hourJersey County insulator: $66.67 per hourCass County insulator: $66.67 per hourMassac County insulator: $65.01 per hourMorgan County insulator: $66.67 per hourMercer County insulator: $62.31 per hourSchuyler County insulator: $66.67 per hourWabash County insulator: $65.01 per hourFranklin County insulator: $65.01 per hourGallatin County insulator: $65.01 per hourGreene County insulator: $66.67 per hourEdwards County insulator: $65.01 per hourWarren County insulator: $62.31 per hourBrown County insulator: $66.67 per hourMontgomery County insulator: $66.67 per hourMadison County insulator: $66.67 per hourUnion County insulator: $66.67 per hourPope County insulator: $65.01 per hourClark County insulator: $69.73 per hourLee County insulator: $96.92 per hourShelby County insulator: $66.67 per hourCook County insulator: $96.92 per hourKankakee County insulator: $96.92 per hourPulaski County insulator: $65.01 per hourClay County insulator: $65.01 per hourVermilion County insulator: $69.73 per hourMenard County insulator: $66.67 per hourMonroe County insulator: $66.67 per hourRock Island County insulator: $62.31 per hourWilliamson County insulator: $65.01 per hourWoodford County insulator: $84.53 per hourHardin County insulator: $65.01 per hourAdams County insulator: $66.67 per hourIroquois County insulator: $96.92 per hourLivingston County insulator: $96.92 per hourHenderson County insulator: $62.31 per hourBoone County insulator: $89.73 per hourAlexander County insulator: $66.67 per hourCarroll County insulator: $62.31 per hourWill County insulator: $96.92 per hourStark County insulator: $84.53 per hourRandolph County insulator: $66.67 per hourLake County insulator: $96.92 per hourMacon County insulator: $66.67 per hourWashington County insulator: $66.67 per hourCrawford County insulator: $65.01 per hourCalhoun County insulator: $66.67 per hourMcLean County insulator: $84.53 per hourChampaign County insulator: $69.73 per hourClinton County insulator: $66.67 per hourHancock County insulator: $62.31 per hourWhiteside County insulator: $62.31 per hourWhite County insulator: $65.01 per hourSangamon County insulator: $66.67 per hourMoultrie County insulator: $66.67 per hourJohnson County insulator: $65.01 per hourPeoria County insulator: $84.53 per hourJackson County insulator: $66.67 per hourColes County insulator: $65.01 per hourPerry County insulator: $66.67 per hourDuPage County insulator: $96.92 per hour
$62$65$66$66$89$96Insulator (Heat & Frost / Asbestos Worker), main rate, total per hour. Each shade holds about a fifth of the counties.

How much does an insulator make on prevailing wage in Illinois?

$62.31 to $96.92 an hour, base wage plus fringe benefits, depending on the county; the median county pays $66.67. 7 groups of counties with identical rates and 1 county with rates of their own, highest main rate first, each split into base wage and fringe benefits on one scale.

  1. Cook County group17 counties · Heat/Frost Insulator$96.92
  2. Winnebago County group4 counties · Heat/Frost Insulator$89.73
  3. Peoria County group6 counties · Heat/Frost Insulator$84.53
  4. Champaign County group5 counties · Heat/Frost Insulator$69.73
  5. Madison County group37 counties · Heat/Frost Insulator$66.67
  6. Franklin County group21 counties · Heat/Frost Insulator$65.01
  7. Wayne County1 county · Heat/Frost Insulator$65.01
  8. Rock Island County group11 counties · Heat/Frost Insulator$62.31
Which counties share a rate
CountiesMain classificationBase wageTotal rate
Cook County group, 17 counties: Bureau, Cook, DeKalb, DuPage, Ford, Grundy, Iroquois, Kane, Kankakee, Kendall, Lake, LaSalle, Lee, Livingston, McHenry, Putnam, WillHeat/Frost Insulator$58.02 $96.92 
Winnebago County group, 4 counties: Boone, Ogle, Stephenson, WinnebagoHeat/Frost Insulator$50.10 $89.73 
Peoria County group, 6 counties: Marshall, McLean, Peoria, Stark, Tazewell, WoodfordHeat/Frost Insulator$48.43 $84.53 
Champaign County group, 5 counties: Champaign, Clark, Douglas, Edgar, VermilionHeat/Frost Insulator$43.00 $69.73 
Madison County group, 37 counties: Adams, Alexander, Bond, Brown, Calhoun, Cass, Christian, Clinton, De Witt, Fayette, Fulton, Greene, Jackson, Jefferson, Jersey, Logan, Macon, Macoupin, Madison, Marion, Mason, Menard, Monroe, Montgomery, Morgan, Moultrie, Perry, Piatt, Pike, Randolph, Sangamon, Schuyler, Scott, Shelby, St. Clair, Union, WashingtonHeat/Frost Insulator$41.13 $66.67 
Franklin County group, 21 counties: Clay, Coles, Crawford, Cumberland, Edwards, Effingham, Franklin, Gallatin, Hamilton, Hardin, Jasper, Johnson, Lawrence, Massac, Pope, Pulaski, Richland, Saline, Wabash, White, WilliamsonHeat/Frost Insulator$40.19 $65.01 
Wayne CountyHeat/Frost Insulator$40.19 $65.01 
Rock Island County group, 11 counties: Carroll, Hancock, Henderson, Henry, Jo Daviess, Knox, McDonough, Mercer, Rock Island, Warren, WhitesideHeat/Frost Insulator$37.31 $62.31 

7 groups of counties with identical IDOL rates, and 1 county with rates of its own.

These are journeyworker rates. IDOL's county schedules list journeyworker and foreman rates only; apprentice pay follows the registered apprenticeship program's standards.

Questions about Illinois insulator pay

What is the insulator prevailing wage in Cook County?

$96.92 an hour: a $58.02 base wage plus $38.90 in fringe benefits, under IDOL's county schedule. Overtime and every insulator classification in Cook County.

Does insulator prevailing wage include fringe benefits?

Yes. In Cook County the $96.92 total is a $58.02 base wage plus $38.90 in fringe benefits, about 40% of the total. The employer owes the full amount for every hour worked.

Do apprentice insulators get this rate?

IDOL's county schedules list journeyworker and foreman rates only. Apprentice pay follows the registered apprenticeship program's standards.

Why do some counties have the same insulator rate?

IDOL often publishes the same insulator rates for several counties. Across Illinois, the 102 counties with an insulator rate fall into 8 distinct sets of rates, and 7 of those sets are shared by more than one county; the largest covers 37 counties (the Madison County group).

Which county pays insulators the most in Illinois?

Bureau County, at $96.92 an hour for the main classification. The lowest is Whiteside County at $62.31, and the median county is $66.67.