Sarnia, Ontario Population & Demographics

Statistic	Sarnia	Ontario	National
Population	74,477	14,804,681	38,134,230
Population density (sq km)	449	15	4
Median age	45.8	40.9	40.9
Male/Female ratio	1.1:1	1.0:1	1.0:1
Married couples	68%	71%	66%
Families w/ kids at home	36%	46%	43%
Speak English only	91.9%	86.1%	68.8%
Speak French only	0.1%	0.3%	4.5%

Key Findings

The population density in Sarnia is 2809% higher than Ontario
The median age in Sarnia is 12% higher than Ontario
In Sarnia 2.05% of the population is South Asian
In Sarnia 1.69% of the population is Black
In Sarnia 0.85% of the population is Chinese

Compare Sarnia, ON Demographics

Visible Minority Population

Data	Percent
South Asian	2.1%
Black	1.7%
Chinese	0.9%
Arab	0.7%
Latin American	0.6%

Immigrants By Place Of Birth

Data	Percent
United Kingdom	3.1%
United States	1.4%
Italy	0.8%
Netherlands	0.8%
India	0.7%

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Household income distribution

Family breakdown

Sarnia age breakdown

Source: The Sarnia, ON data and statistics displayed above are derived from Statistics Canada and updated for 2021 by Environics Analytics.