The City Compost Site opened Monday, May 4, 2020. 

The compost site will not be open Saturdays, until further notice.

Please note residents can expect possible delays at the site due to limited access at gates. Compost can be dropped off at no charge for leaves, grass, and garden waste for residents of Sarnia.

There is a fee for brush drop off. Brush includes trees, all branches, hedges, shrubs, rose bushes, and vines.

There is no limit on the diameter of the material dropped off at the compost site.

Monday May 25, 2020 purchases of compost, mulch and woodchips will be available at the compost site gate by debit or credit. Hours of operation will remain 9:00 a.m. – 5:00 p.m. Monday to Friday.

The compost site is located at 379 St. Andrew Street.

The Compost Site is closed holidays.

Canada Day – July 1

Alexander Mackenzie Day – August 3

Labour Day – Monday, September 7

Thanksgiving Day – Monday, October 12

Payment is made by debit and credit only. (Cash is not accepted)

See 2020 Compost Prices:See Price List Here

The loader is available to load vehicles from 9:00 a.m. to 3:00 p.m., Monday to Friday, except between 12:00 p.m. and 1:00 p.m. or when offsite due to mechanical failure.

Compost must be in paper bags, or open containers marked on two sides with an ‘X’, no heavier than 48 pounds. If brush is set out at the curb for collection, then branches cannot exceed 4 inches in diameter and be no longer than 4 feet in length. Brush must be tied with recyclable materials, such as jute or twine, no longer than 4 feet or in open containers marked on two sides with an ‘X’ (tape NOT accepted). The maximum number of bundles is 10.

For grass, leaves and branches pick up dates, please refer to the waste calendar

Compost must be in paper bags, or open containers.

If you have any questions, please contact Customer Service at 519-332-0330 Ext.3131 or