Middlesex Centre Municipal Office


The main municipal office is located in Coldstream, adjacent to the Coldstream Community Centre and the Coldstream Fire Station. (Note the mailing address is Ilderton.)

Municipality of Middlesex Centre
10227 Ilderton Road
Ilderton, ON, N0M 2A0

Phone: 519-666-0190 or 1-800-220-8968
Fax: 519-666-0271
Email: Customer Service

HOURS OF OPERATION - 8:30 am - 4:30 pm, Monday - Friday

A secure drop-box is available for your convenience.

COVID-19 Update

Under the province-wide shutdown, the municipal office in Coldstream is closed to the public, however many services remain available online or by appointment.

As staff may be working remotely during the office closure:

  • We encourage residents and businesses to take advantage of our online services where possible (billing, building permits), or to contact staff via phone or email.
  • We also ask for your patience during this time, as we may require longer to respond to your emails and phone calls. If you have an emergency situation, please use the emergency numbers listed at the top of our staff list.

10227 Ilderton Rd.
Ilderton ON N0M 2A0