The compost site is located at 379 St. Andrew Street, Sarnia ON, N7T 0A8

Hours of operation: Open.
April 4, 2022 – December 17, 2022: 9 a.m. – 5 p.m. Monday to Saturday, Closed Holidays. Payment is made by debit and credit only. (Cash is not accepted).

Loading will be provided by the City. The Loader Operator is available Monday to Friday, 9 a.m. to 3 p.m. Loading of purchased product must be completed by 3 p.m. – please plan accordingly.

CompostAvailable for Purchase
MulchAvailable for Purchase
WoodchipsUnavailable for Purchase

Compost can be dropped off at no charge for leaves, grass, and garden waste. There is a fee for brush drop off. Brush includes trees and branches that are less than 4 inches in diameter (greater than 4 inches is NOT accepted), hedges, shrubs, rose bushes, and vines. Root balls are NOT accepted.

Mixed yard waste with brush, brush in paper bags, tree trunks, root balls, Soil / dirt, sand, mulch, clay, stumps, stump grindings, stones/rocks, black walnuts, pinecones, acorns, and pet feces are not accepted at the City of Sarnia Compost Site.

The onsite dumpster is not for public use. Citizens can bring plastic bags with yard waste to the compost site if the citizen empties the bag and does not leave the bag at the compost site. Customers must take any garbage/debagged plastic bags home with them for disposal.

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