City Building Permits

Aledo, ILLINOIS Building Permit Guide

How to apply for a building permit in Aledo, Illinois. Permit authority, application steps, fees, and inspection requirements.

Illinois Mercer County Updated March 2026

Permit Authority

Incorporated limits of the City of Aledo.

Department
Aledo Code Administration Department
Address
120 N. College Avenue, Aledo, IL 61231
Phone
(309) 582-7241, Ext. 205
Website
https://www.aledoil.gov/153/Permit-Center

Online Permit Portal

Open Aledo Permit Center

Platform: City Website / PDF Forms • Account required: No • Submission: In-person only

Application Process

  1. Download 'New Construction Permit Package' or specific permit form.
  2. Submit plans, plat of survey, and contractor list to City Hall.
  3. Plan review by Code Official (Justin Blaser).
  4. Fee payment at City Hall.
  5. Permit issuance.

Typical processing time: 2 to 10 business days.

Source: Aledo Code Administration Department

General Requirements

New buildings, additions, decks, garages, sheds, fences, and major interior remodeling.

Required Documents

  • Site plan
  • Construction drawings
  • Contractor state license copies (Roofing/Plumbing)
Permit validity
6 months to start; 1 year to complete.
Building code
2021 IBC / 2021 IRC / 2023 NEC.
Owner-builder
Allowed for owner-occupied residential; must sign affidavit.
Contractor requirements
Must provide proof of state license for specialized trades.

Fees

Minimum permit fee
$25.00
Plan check fee
Varies by project complexity.
Permit fee formula
Combination of flat fees (sheds/fences) and valuation-based ($5 per $1,000) for larger projects.
Reinspection fee
Double fee for work started without permit
Penalty (no permit)
Double fee for work started without permit
Payment note
Cash, check, or credit card at City Hall.

Fees change. Verify current amounts at the official fee schedule.

Work That Does NOT Require a Permit

  • Cosmetic updates (paint, carpet, trim)
  • Residential window replacement (if same size)
  • Minor siding repairs
  • Landscaping (non-structural)

Inspections

How to Schedule

  • Call 309-582-7241, ext. 205 at least 24 hours in advance (phone)
Scheduling deadline
At least 24 hours in advance
Inspection hours
Monday - Friday, 8:00 AM - 4:30 PM

Typical inspection sequence: Pre-pour (Footing), Underground, Rough-in (Carpentry/Plumb/Elec), Final.

Additional Resources

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Aledo Code Administration Department before applying.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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