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Homeβ€ΊIllinoisβ€ΊCook Countyβ€ΊWeatherization Assistanceβ€ΊOak Brook
UTILITY β€” IL

🏚️ Weatherization Assistance in Oak Brook, Cook County, Illinois β€” 2026

Eligibility, income limits, local offices and how to apply for Oak Brook residents

Avg $6,500 upgradesMax Benefit
1-877-337-3463Helpline
ILState
200% FPLFPL Threshold
πŸ“Š 2026 Income Limits β€” Oak Brook, Illinois
Household SizeMonthly LimitAnnual Limit
1 person$1,632/mo$19,578/yr
2 people$2,215/mo$26,572/yr
3 people$2,798/mo$33,566/yr
4 people ← typical$3,482/mo$41,782/yr
5 people$4,065/mo$48,778/yr
6 people$4,648/mo$55,774/yr
7 people$5,231/mo$62,770/yr
8 people$5,814/mo$69,766/yr

Source: HHS Federal Poverty Guidelines 2026. Effective January 2026.

πŸ“ How to Apply β€” Oak Brook, Illinois
1
Check Eligibility
Income at or below 200% FPL. Family of 4 in Oak Brook: $3,482/month in 2026.
2
Apply Online β€” Fastest
Visit www.energy.gov/eere/wap/contacts β€” available 24/7.
3
Apply by Phone β€” 1-877-337-3463
Call Mon–Fri business hours for Oak Brook residents.
4
Apply In-Person β€” Cook County Office
Visit offices near Oak Brook. Walk-ins accepted.
πŸ“‹ Documents Required β€” Oak Brook
  • Proof of income
  • Home ownership or landlord permission
  • Utility bills
❓ FAQs β€” Weatherization Assistance in Oak Brook
Who qualifies for Weatherization Assistance in Oak Brook, Illinois?
Residents of Oak Brook, Cook County, Illinois with income at or below 200% FPL. Family of 4: $3,482/month. Call 1-877-337-3463.
How to apply for Weatherization Assistance in Oak Brook?
Apply online at www.energy.gov/eere/wap/contacts, call 1-877-337-3463, or visit Cook County office.
Is there a Weatherization Assistance office in Oak Brook?
The nearest office is in Cook County. Visit office locator for exact address and hours.
πŸ”” Illinois Alerts 2026
Free alerts when Weatherization Assistance changes in Illinois.