Trillium Apartments
434 William St,
Cobourg, ON K9A 4X7
1-3 Beds | $2,250 - $2,275
Updated July 2026
$1,863/month
Average Rent
578 Sq Ft
Average Size
+0.1%
Change / Year
47
Available Apartments
Cobourg rent varies by unit size and layout:
In the past year, rent has increased by 0.1%, which averages out to $3 more per month.
Market Trends Over Time
July 2026
Because the average rent in Cobourg is $1,863, you’ll want to make about $6,210 per month or $74,520 per year. The general guideline is to pay no more than 30 percent of your monthly income on rent. However, you’ll want to consider additional factors, such as your monthly bills and other expenses. Use our rent affordability calculator to help determine how much to budget for rent.
Use the tool below to compare Cobourg, ON to other nearby cities and neighbourhoods. The Apartments.com neighbourhood guides provide you with insight into the area’s transportation, things to do, and more.
View the Cobourg Area GuideThe average rent in Cobourg is $1,863 per month, which is 5.9% higher than the national average of $1,759.
Rents in Cobourg, ON are increasing, with prices up 0.1% year-over-year and $3 more per month.
In Cobourg, ON, 50% of apartments fall between $1,501 - $2,000/month, though prices may vary depending on location and other factors.
† Rent data is provided by CoStar Group’s Market Trend reports. As the industry leader in commercial real estate information, analytics, and news, CoStar conducts extensive research to produce and maintain a comprehensive database of commercial real estate information. We combine this data with public record to provide the most up-to-date rental information available.
* Percentages may not total 100 due to rounding.