Total population

42,840

2.6 % year-over-year change

Median household income

$75,000/yr

Private dwellings

18,596

St. Thomas population

How many people live in St. Thomas

St. Thomas is home to 42,840 residents, based on Statistics Canada's 2024 population estimate. Of these, 48.3% identify as male and 51.7% as female.

Total population

42,840

2.6% year-over-year change

Population density

1,203.2/km2

Gender ratio

Male

48.3%

20,710

Female

51.7%

22,130

	Value	Percent
Male	20,710	48.3%
Female	22,130	51.7%

A larger population often brings more rental variety and a busier pace of life. The gender breakdown, namely the ratio of men to women in the area, offers clues about the community’s vibe and social landscape.

Age demographics

The average age in St. Thomas is 43.0. Children under 15 make up 16.7% of the population, while youth and young adults account for 10.7%. Those in their working years are spread across the following age groups: 11.8% are 25 to 34, 12.4% are 35 to 44, and 12.8% are 45 to 54. Adults nearing retirement—aged 55 to 64—represent 14.4% of the population, while seniors 65 and over make up 21.3%.

Average age

Age breakdown

Under 15: 16.7%
15 to 24: 10.7%
25 to 34: 11.8%
35 to 44: 12.4%
45 to 54: 12.8%
55 to 64: 14.4%
Over 65: 21.3%

	Value	Percent
Under 15	7,155	16.7%
15 to 24	4,580	10.7%
25 to 34	5,045	11.8%
35 to 44	5,295	12.4%
45 to 54	5,505	12.8%
55 to 64	6,150	14.4%
Over 65	9,115	21.3%

Age distribution gives you a glimpse into who makes up the area. Younger communities might feel more energetic or student-friendly, while older ones tend to be calmer and more settled. A mix of age groups usually means a balance of parks, schools, healthcare, and other services for all walks of life.

Residence status

In St. Thomas, 89.3% of residents were born in Canada, while 10.4% have settled here from abroad. Another 0.3% are non-permanent residents, such as temporary workers or international students.

Immigration status

Non-immigrants: 89.3%
Immigrants: 10.4%
Non-permanent residents: 0.3%

	Value	Percent
Non-immigrants	37,585	89.3%
Immigrants	4,400	10.4%
Non-permanent residents	125	0.3%

Minority breakdown

Minorities: 7.1%
Non-minorities: 92.9%

	Value	Percent
Minorities	2,990	7.1%
Non-minorities	39,120	92.9%

Knowing how many people in the area are newcomers, temporary residents, or Canadian-born can give you a feel for how established or internationally connected a community is. It may also hint at the kind of services, food, and cultural touchpoints you’ll find nearby.

Languages used in St. Thomas

English: 98.7%
French: 1%
English and French: 0.1%
Neither English nor French: 0.3%

	Value	Percent
English	41,780	98.7%
French	400	1%
English and French	25	0.1%
Neither English nor French	115	0.3%

Primary languages spoken

According to the latest Census data, 98.7% of people in St. Thomas speak English as their primary language, 1% communicate mainly in French, 0.1% are bilingual, and 0.3% use other languages.

Language use shapes everything from signage to services. Whether you're looking for bilingual support or just curious about the local vibe, these stats give a quick peek at how people connect day-to-day.

Households in St. Thomas

A peek inside St. Thomas households

St. Thomas has 18,060 households, with an average of 2.3 people living in each. One-person households make up 29.6% of all homes, while 36.6% are shared by two people. Three-person households represent 14.8%, and homes with four or more people account for 18.9% of the total.

Households stats

Total households

18,060

Average people per household

2.3

1 person: 29.6%
2 persons: 36.6%
3 persons: 14.8%
4 persons: 12.2%
5 or more persons: 6.7%

	Value	Percent
1 person	5,350	29.6%
2 persons	6,620	36.6%
3 persons	2,680	14.8%
4 persons	2,215	12.2%
5 or more persons	1,210	6.7%

Household size can reveal a lot about how people live in the area. More one- and two-person homes might hint at a mix of young professionals or empty nesters, while larger households often reflect families or multi-generational setups. It’s a good indicator of the kinds of rentals and living spaces you'll find nearby.

Housing in St. Thomas

The housing landscape of St. Thomas

St. Thomas has a total of 18,596 private dwellings. Among the occupied dwellings, 64.8% are single-detached houses, 30.9% are attached homes such as townhouses or semi-detached units, and 4.3% are apartments. When it comes to space, St. Thomas offers a variety of home sizes: 11% of occupied homes have 1 bedroom or less, 66% have 2–3 bedrooms, and 22.5% have 4 or more bedrooms.

Total private dwellings

18,596

Housing types

Single-detached homes: 64.8%
Attached homes: 30.9%
Apartments: 4.3%
Movable homes: 0%

	Value	Percent
Single-detached homes	11,705	64.8%
Attached homes	5,580	30.9%
Apartments	775	4.3%
Movable homes	5	0%

Housing size

1 or no bedrooms: 11%
2 or 3 bedrooms: 66%
4 or more bedrooms: 22.5%

	Value	Percent
1 or no bedrooms	2,020	11%
2 or 3 bedrooms	11,970	66%
4 or more bedrooms	4,070	22.5%

Homes built since 2011

2,185

The age of buildings in St. Thomas

About 21.9% of homes were built before 1945, followed by 11% between 1946 and 1960. Another 10.6% went up in the 1960s, 14.3% in the 1970s, and 7.9% during the 1980s. Between 1991 and 2000, 9% of homes were added, and 13.3% were developed between 2001 and 2010.

Construction year breakdown by decade

	Value	Percent
Before 1945	3,950	21.9%
Between 1946 and 1960	1,995	11%
Between 1961 and 1970	1,905	10.6%
Between 1971 and 1980	2,575	14.3%
Between 1981 and 1990	1,430	7.9%
Between 1991 and 2000	1,625	9%
Between 2001 and 2010	2,395	13.3%
After 2011	2,185	12.1%

As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

St. Thomas occupancy rates

In St. Thomas, there are 18,062 occupied private dwellings, of which 67.8% are owner-occupied and 32.2% are rented. Meanwhile, 534 dwellings sit vacant.

Occupied dwellings

18,062

Occupancy breakdown

Rented households: 32.2%
Owned households: 67.8%

	Value	Percent
Rented households	5,815	32.2%
Owned households	12,245	67.8%

Unoccupied dwellings

534

Understanding whether homes are owned or rented gives insight into the housing market’s stability and flexibility. High ownership rates may point to longer-term residents and more stable neighbourhoods, while a greater share of rentals can indicate mobility, availability, or housing diversity. Vacancy levels can also hint at supply-and-demand dynamics for renters.

Shelter costs

In St. Thomas, homeowners pay a median of $1,200 per month on shelter costs, while renters spend around $940. About 81% of households spend less than 30% of their income on housing, while 19% exceed that threshold.

Median monthly shelter costs for owned dwellings

$1,200

Median monthly shelter costs for rented dwellings

$940

Income spent on housing

<30% on shelter: 81%
≥30% on shelter: 19%

	Value	Percent
<30% on shelter	14,600	81%
≥30% on shelter	3,435	19%

Shelter cost includes all monthly expenses tied to housing—like rent or mortgage, property taxes, utilities, and additional fees. Owners usually cover a wider range of costs, while renters typically just pay rent plus basic services. Comparing these numbers gives a clearer view of what living in the area actually costs, and whether households are stretched beyond the 30% affordability benchmark.

Education in St. Thomas

St. Thomas education at a glance

In St. Thomas, educational attainment varies across the community. About 17.5% of residents have no formal diploma, while 33.2% have completed high school and 5.9% hold an apprenticeship certificate. Meanwhile, 28.5% have graduated from college. Finally, 1.3% earned a non-bachelor university diploma, and 13.7% hold a university degree.

Education level

	Value	Percent
No diploma	6,125	17.5%
High school diploma	11,600	33.2%
Apprenticeship diploma	2,055	5.9%
College diploma	9,960	28.5%
University diploma (below bachelor diploma)	455	1.3%
University degree	4,780	13.7%

Education levels give a snapshot of the local talent pool and job readiness. A strong share of college and university graduates can mean better access to skilled jobs, while trades and apprenticeship diplomas often support hands-on industries. For renters, these stats help paint a picture of the economic opportunities and workforce makeup in the area.

Income in St. Thomas

How much people earn in St. Thomas

In St. Thomas, the median household income sits at $75,000, while the median after-tax household income is $67,500.

Median household income

$75,000/year

Median after-tax household income

$67,500/year

Household income—especially after tax—offers one of the clearest indicators of how affordable a place might feel. It also helps renters understand earning power in the area, whether they're budgeting for rent or comparing communities with similar price tags. Local income trends can reveal whether the economy is growing, steady, or facing challenges.

St. Thomas income by age

Young adults in St. Thomas between 15 and 24 have a median income of $18,400, often reflecting part-time or early career work. For those aged 25 to 34, when many are advancing in their jobs, the figure rises to $43,600, and by 35 to 44 it reaches $52,800. Among individuals 45 to 54, the median wage is $52,400, followed by $42,800 for those in their pre-retirement years. Finally, residents over 65, many of whom are already retired, typically earn $33,200.

Income breakdown by age

	Value
15 - 24	18,400
25 - 34	43,600
35 - 44	52,800
45 - 54	52,400
55 - 64	42,800
Over 65	33,200

Employment in St. Thomas

Workforce and job sectors in St. Thomas

In St. Thomas, 20,610 residents are part of the labour force, with an unemployment rate of 11.2%. The local economy spans a wide range of sectors. Notably, sales and service, trades and transport, and business, finance and administration employ the largest shares of the working population, shaping the city's job market.

Workforce demographics

Labour force

20,610

Unemployment rate

11.2%

Major job markets

	Value	Percent
Management	130	0.6%
Business, finance and administration	2,855	14.2%
Natural and applied sciences	1,025	5.1%
Health	1,810	9%
Education, law, community and government services	2,230	11.1%
Art, culture, recreation and sport	405	2%
Sales and service	5,200	25.8%
Trades and transport	4,005	19.9%
Natural resources and agriculture	290	1.4%
Manufacturing and utilities	2,205	10.9%

Knowing what kinds of jobs dominate the area can help you understand local culture, income levels, and day-to-day rhythms. When looking for a community that suits your lifestyle, these labour stats offer helpful clues.

Transportation in St. Thomas

How people get around in St. Thomas

In St. Thomas, the average commute is 19 minutes. About 93.4% of residents get to work by car, truck, or van, while 0.4% rely on public transit and 5% walk or bike. The remaining 1.3% use other methods, such as scooters or motorcycles.

Average commute time

19 min

Travel time

Less than 15 minutes: 49.9%
15 to 29 minutes: 23.8%
30 to 44 minutes: 18.3%
45 to 59 minutes: 4.8%
More than 60 minutes: 3.2%

	Value	Percent
Less than 15 minutes	7,585	49.9%
15 to 29 minutes	3,620	23.8%
30 to 44 minutes	2,780	18.3%
45 to 59 minutes	725	4.8%
More than 60 minutes	490	3.2%

Means of transportation

	Value	Percent
By car, truck or van	14,190	93.4%
By public transit	55	0.4%
By bicycle/by walking	755	5%
By other methods	200	1.3%

Commute trends hint at both the layout and vibe of a place. If most people drive or take transit, the area may be more spread out. Shorter commutes suggest convenient access to jobs, while longer ones may confirm the area’s low-density layout.

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FAQs about St. Thomas demographics

What is the current total population in St. Thomas?

St. Thomas has a population of 42,840, according to Statistics Canada’s official 2024 figure, as published in their Annual Demographic Estimates: Subprovincial Areas report. This represents a +2.6% change compared to the previous year.

What is the population density of St. Thomas?

St. Thomas has a population density of 1,203.2 people per square kilometre.

What is the gender distribution in St. Thomas?

St. Thomas has the following gender distribution:

48.3% males (20,710 residents)
51.7% females (22,130 residents)

What is the age distribution of St. Thomas residents?

The age distribution of St. Thomas residents is as follows:

Under 15: 16.7% (7,155 residents)
15-24: 10.7% (4,580 residents)
25-34: 11.8% (5,045 residents)
35-44: 12.4% (5,295 residents)
45-54: 12.8% (5,505 residents)
55-64: 14.4% (6,150 residents)
Over 64: 21.3% (9,115 residents)

What is the population distribution by immigration status in St. Thomas?

Here’s the population distribution by immigration status in St. Thomas:

89.3% non-immigrants (37,585 residents)
10.4% immigrants (4,400 residents)
0.3% non-permanent residents (125 residents)

What are the primary languages spoken in St. Thomas?

Here’s a breakdown of the languages spoken in St. Thomas:

English: 98.7%
French: 1%
English and French: 0.1%
Neither English nor French: 0.3%

What is the typical household size in St. Thomas?

The typical household size in St. Thomas is 2.3 people.

What is the median household income in St. Thomas?

The median household income in St. Thomas is $75,000 annually, according to Statistics Canada’s latest release—Census Profile, 2021 Census of Population.

What is the educational attainment level of St. Thomas residents?

The educational attainment breakdown in St. Thomas is as follows:

No diploma: 17.5% (6,125 residents)
High school diploma: 33.2% (11,600 residents)
Apprenticeship diploma: 5.9% (2,055 residents)
College diploma: 28.5% (9,960 residents)
University diploma (below bachelor): 1.3% (455 residents)
University degree: 13.7% (4,780 residents)

What are the most common occupations in St. Thomas?

The most common occupations in St. Thomas fall within the sectors listed below:

Art, culture, recreation and sport: 2%
Business, finance and administration: 14.2%
Education, law, community and government services: 11.1%
Health: 9%
Management: 0.6%
Manufacturing and utilities: 10.9%
Natural and applied sciences: 5.1%
Natural resources and agriculture: 1.4%
Sales and service: 25.8%
Trades and transport: 19.9%

Data source & methodology

Demographic data shown in this section was gathered from the latest census data from Statistics Canada (2021), with the total population figure reflecting the official 2024 population estimate.
Census aggregated data represented here is extracted from Data Tables, by topic, at the census subdivision area level.
Differences may be found between the totals of the various categories due to multiple variables.
The information is updated as soon as new data is made available. No representation, guarantee or warranty is made as to the accuracy or completeness of information.

Page last updated: September 2025

St. Thomas, ON demographics:population, income, and more