St. Marys, Ontario Cost Of Living

C

9%

Overall NAT. AVG.

15%

Groceries NAT. AVG.

1%

Housing NAT. AVG.

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Date & Last Updated: This data reflects 2025 and was released from Statistics Canada.

The cost of living index is based on a national average of 100. For example, if the cost of living score is 90, then the estimated cost of living is 10% lower than the national average. If the score is 110, then the estimated cost of living is 10% higher than average. The overall index is calculated using weighted estimates across major everyday expense categories, including housing (30%), groceries (16%), transportation (12%), healthcare (10%), utilities (8%), lifestyle and entertainment (8%), household expenses (8%), and education and childcare (8%). All values are AI-assisted city-level estimates designed for directional comparisons.
Index	St. Marys	Ontario	National
Cost of living	109	113	100
Groceries	115	110	100
Health care	106	104	100
Housing	99	123	100
Transportation	105	104	100
Utilities	132	121	100
Lifestyle & Entertainment	n/a	n/a	n/a
Household Items	n/a	n/a	n/a
Education & Childcare	n/a	n/a	n/a

Cost Of Living Quick Facts

The cost of living in St. Marys is 4% lower than the Ontario average
The cost of living in St. Marys is 9% higher than the national average
St. Marys housing is 1% lower than the national average
Ontario general sales tax is 33% higher than the national average
Ontario state income tax is 40% lower than the national average

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Price difference in compared to

Cost of living index
Groceries index
Health care index
Housing index
Transportation index
Utilities index
Lifestyle index
Household index
Educare index

Ontario Sales Tax

State	General Sales Tax	With Max Surtax
Ontario	8%	13%

Ontario Income Tax

State	Income Tax (Low)	Income Tax (High)
Ontario	5.05%	13.16%

Nearby cities with low cost of living

City	Population	Cost of Living Index	National Avg.
Perth South, ON	4,205	108	8.4%
West Perth, ON	9,223	109	8.5%
Zorra, ON	8,659	109	9.0%
Lucan Biddulph, ON	5,179	110	10.1%
Stratford, ON	34,224	111	11.1%
St. Marys, ON	8,093	109	8.8%

Cities with similar population

City	Population	Cost of Living Index	National Avg.
Floresville, TX	8,092	n/a
Joshua, TX	8,091	n/a
McGregor, FL	8,095	n/a
Ashland, WI	8,090	n/a
Marengo, IL	8,096	n/a
St. Marys, ON	8,093	109	8.8%

Date & Last Updated: This data reflects 2020 and was released from Statistics Canada.