Average Siding Installation Cost in Illinois
$10,536
Low End
$7,375
Average
$10,536
High End
$14,800
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Use our free Siding calculatorHere's how siding installation costs typically break down in Illinois:
Siding Installation in Illinois is 6% above the national average of $9,942. This is primarily due to higher labor costs and stronger demand in Illinois.
Illinois experiences a humid continental climate with cold, snowy winters and hot, humid summers. The April-to-November construction season is compressed by freeze-thaw cycles that affect concrete and foundation work, and the entire state sits inside Tornado Alley's eastern edge with peak severe-weather risk from March through June. For siding installation projects specifically, this means timing and material selection are key factors in both cost and quality.
Illinois's costs are close to the national average, reflecting a balanced supply-demand dynamic in the local construction market.
Illinois only licenses plumbing (IDPH) and roofing (IDFPR) at the state level, general contractors are licensed city by city, check Chicago, Cook County, and home-rule municipalities separately
ComEd and Ameren Illinois run large rebate programs for heat pumps, insulation, and smart thermostats for 2026, plus Illinois Shines still offers active solar incentives
Chicago has among the strictest permit and inspection processes in the country, expect 8-16 week permit timelines for significant renovations
Illinois Prevailing Wage Act affects any public or publicly-funded work, which pushes labor pricing up meaningfully even on adjacent private jobs
Most siding installation projects in Illinois require a building permit, especially if structural changes are involved. Estimated permit cost: $249.
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Siding Installation in Illinois typically costs between $7,375 and $14,800, with an average of $10,536 for a typical project in 2026.
Yes, siding installation in Illinois is about 6% above the national average due to local labor costs and market conditions.
Permit requirements vary by city and county in Illinois. Most siding installation projects that involve structural changes require a building permit. Check our permit guide for Illinois for specific requirements.
A typical siding installation project takes 2-7 days depending on the scope, weather conditions, and contractor availability in your area.
Get at least 3 quotes from licensed contractors, consider scheduling during off-peak seasons (fall/winter), ask about financing options, and make sure to compare material options as they significantly affect the total cost.
Cost estimates are based on publicly available data and industry averages for Illinois. Actual costs vary significantly based on project specifics, contractor pricing, material choices, and local market conditions. These estimates are for informational purposes only. Always get multiple quotes from licensed contractors.