Carpentry, Detached one and two family dwellings workers comp rate in Illinois
The filed workers comp rate for class code 5645 (Carpentry, Detached one and two family dwellings) in Illinois is $14.78 per $100 of payroll , effective 2026-01-01. On $500,000 of payroll, that's roughly $73,905 in base premium.
Source quote
"5645 14.781 1500"
From NCCI / state rating bureau, effective 2026-01-01.
FAQ
What is the workers comp rate for code 5645 in Illinois?
The filed workers comp loss cost / rate for NCCI class code 5645 (Carpentry, Detached one and two family dwellings) in Illinois is $14.78 per $100 of payroll, effective 2026-01-01.
How much would I pay in Illinois for code 5645 on $500,000 of payroll?
At $14.78 per $100, $500,000 of payroll yields a base premium of $73,905 before experience modifier and schedule credits. Actual cost varies by carrier and underwriting.
Where else can I see code 5645?
UT has the cheapest filed rate for code 5645 ($2.33) and NJ the highest ($16.11). Illinois sits at the 95th percentile across 21 peer states.