Total population

24,569

0.3 % year-over-year change

Median household income

$80,000/yr

Private dwellings

12,814

Sept-Iles population

How many people live in Sept-Iles

Sept-Iles is home to 24,569 residents, based on Statistics Canada's 2024 population estimate. Of these, 50.1% identify as male and 49.9% as female.

Total population

24,569

0.3% year-over-year change

Population density

14.1/km2

Gender ratio

Male

50.1%

12,320

Female

49.9%

12,250

	Value	Percent
Male	12,320	50.1%
Female	12,250	49.9%

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 Sept-Iles is 43.2. Children under 15 make up 16.3% of the population, while youth and young adults account for 10.4%. Those in their working years are spread across the following age groups: 11.4% are 25 to 34, 12.6% are 35 to 44, and 13.1% are 45 to 54. Adults nearing retirement—aged 55 to 64—represent 15.7% of the population, while seniors 65 and over make up 20.6%.

Average age

43.2

Age breakdown

Under 15: 16.3%
15 to 24: 10.4%
25 to 34: 11.4%
35 to 44: 12.6%
45 to 54: 13.1%
55 to 64: 15.7%
Over 65: 20.6%

	Value	Percent
Under 15	3,995	16.3%
15 to 24	2,555	10.4%
25 to 34	2,800	11.4%
35 to 44	3,085	12.6%
45 to 54	3,225	13.1%
55 to 64	3,850	15.7%
Over 65	5,055	20.6%

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 Sept-Iles, 97.4% of residents were born in Canada, while 2% have settled here from abroad. Another 0.6% are non-permanent residents, such as temporary workers or international students.

Immigration status

Non-immigrants: 97.4%
Immigrants: 2%
Non-permanent residents: 0.6%

	Value	Percent
Non-immigrants	23,400	97.4%
Immigrants	480	2%
Non-permanent residents	145	0.6%

Minority breakdown

Minorities: 2.4%
Non-minorities: 97.6%

	Value	Percent
Minorities	565	2.4%
Non-minorities	23,460	97.6%

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 Sept-Iles

English: 3.3%
French: 95.8%
English and French: 0.8%
Neither English nor French: 0.1%

	Value	Percent
English	800	3.3%
French	23,190	95.8%
English and French	190	0.8%
Neither English nor French	35	0.1%

Primary languages spoken

According to the latest Census data, 3.3% of people in Sept-Iles speak English as their primary language, 95.8% communicate mainly in French, 0.8% are bilingual, and 0.1% 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 Sept-Iles

A peek inside Sept-Iles households

Sept-Iles has 11,270 households, with an average of 2.1 people living in each. One-person households make up 36.2% of all homes, while 35.6% are shared by two people. Three-person households represent 13.3%, and homes with four or more people account for 14.9% of the total.

Households stats

Total households

11,270

Average people per household

2.1

1 person: 36.2%
2 persons: 35.6%
3 persons: 13.3%
4 persons: 10.4%
5 or more persons: 4.5%

	Value	Percent
1 person	4,080	36.2%
2 persons	4,005	35.6%
3 persons	1,495	13.3%
4 persons	1,175	10.4%
5 or more persons	510	4.5%

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 Sept-Iles

The housing landscape of Sept-Iles

Sept-Iles has a total of 12,814 private dwellings. Among the occupied dwellings, 47.6% are single-detached houses, 38.8% are attached homes such as townhouses or semi-detached units, and 1.6% are apartments. When it comes to space, Sept-Iles offers a variety of home sizes: 13% of occupied homes have 1 bedroom or less, 62% have 2–3 bedrooms, and 25.5% have 4 or more bedrooms.

Total private dwellings

12,814

Housing types

Single-detached homes: 47.6%
Attached homes: 38.8%
Apartments: 1.6%
Movable homes: 12.1%

	Value	Percent
Single-detached homes	5,365	47.6%
Attached homes	4,375	38.8%
Apartments	175	1.6%
Movable homes	1,360	12.1%

Housing size

1 or no bedrooms: 13%
2 or 3 bedrooms: 62%
4 or more bedrooms: 25.5%

	Value	Percent
1 or no bedrooms	1,425	13%
2 or 3 bedrooms	6,970	62%
4 or more bedrooms	2,875	25.5%

Homes built since 2011

630

The age of buildings in Sept-Iles

About 1.6% of homes were built before 1945, followed by 16.4% between 1946 and 1960. Another 23.1% went up in the 1960s, 33.4% in the 1970s, and 5.7% during the 1980s. Between 1991 and 2000, 9.6% of homes were added, and 4.6% were developed between 2001 and 2010.

Construction year breakdown by decade

	Value	Percent
Before 1945	180	1.6%
Between 1946 and 1960	1,855	16.4%
Between 1961 and 1970	2,600	23.1%
Between 1971 and 1980	3,770	33.4%
Between 1981 and 1990	645	5.7%
Between 1991 and 2000	1,080	9.6%
Between 2001 and 2010	515	4.6%
After 2011	630	5.6%

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.

Sept-Iles occupancy rates

In Sept-Iles, there are 11,272 occupied private dwellings, of which 66% are owner-occupied and 34% are rented. Meanwhile, 1,542 dwellings sit vacant.

Occupied dwellings

11,272

Occupancy breakdown

Rented households: 34%
Owned households: 66%

	Value	Percent
Rented households	3,830	34%
Owned households	7,445	66%

Unoccupied dwellings

1,542

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 Sept-Iles, homeowners pay a median of $980 per month on shelter costs, while renters spend around $715. About 89.7% of households spend less than 30% of their income on housing, while 10.3% exceed that threshold.

Median monthly shelter costs for owned dwellings

$980

Median monthly shelter costs for rented dwellings

$715

Income spent on housing

<30% on shelter: 89.7%
≥30% on shelter: 10.3%

	Value	Percent
<30% on shelter	10,080	89.7%
≥30% on shelter	1,155	10.3%

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 Sept-Iles

Sept-Iles education at a glance

In Sept-Iles, educational attainment varies across the community. About 23.1% of residents have no formal diploma, while 21.5% have completed high school and 20.6% hold an apprenticeship certificate. Meanwhile, 18.9% have graduated from college. Finally, 3% earned a non-bachelor university diploma, and 12.9% hold a university degree.

Education level

	Value	Percent
No diploma	4,620	23.1%
High school diploma	4,305	21.5%
Apprenticeship diploma	4,130	20.6%
College diploma	3,790	18.9%
University diploma (below bachelor diploma)	600	3%
University degree	2,580	12.9%

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 Sept-Iles

How much people earn in Sept-Iles

In Sept-Iles, the median household income sits at $80,000, while the median after-tax household income is $68,500.

Median household income

$80,000/year

Median after-tax household income

$68,500/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.

Sept-Iles income by age

Young adults in Sept-Iles between 15 and 24 have a median income of $19,000, 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 $56,000, and by 35 to 44 it reaches $70,000. Among individuals 45 to 54, the median wage is $67,000, followed by $50,800 for those in their pre-retirement years. Finally, residents over 65, many of whom are already retired, typically earn $31,200.

Income breakdown by age

	Value
15 - 24	19,000
25 - 34	56,000
35 - 44	70,000
45 - 54	67,000
55 - 64	50,800
Over 65	31,200

Employment in Sept-Iles

Workforce and job sectors in Sept-Iles

In Sept-Iles, 13,015 residents are part of the labour force, with an unemployment rate of 5%. 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

13,015

Unemployment rate

Major job markets

	Value	Percent
Management	155	1.2%
Business, finance and administration	1,810	14%
Natural and applied sciences	755	5.8%
Health	1,010	7.8%
Education, law, community and government services	1,770	13.7%
Art, culture, recreation and sport	235	1.8%
Sales and service	3,365	26.1%
Trades and transport	2,855	22.1%
Natural resources and agriculture	255	2%
Manufacturing and utilities	700	5.4%

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 Sept-Iles

How people get around in Sept-Iles

In Sept-Iles, the average commute is 14 minutes. About 91.2% of residents get to work by car, truck, or van, while 0.2% rely on public transit and 6.4% walk or bike. The remaining 2.2% use other methods, such as scooters or motorcycles.

Average commute time

14 min

Travel time

Less than 15 minutes: 61.8%
15 to 29 minutes: 22.8%
30 to 44 minutes: 11.4%
45 to 59 minutes: 2.9%
More than 60 minutes: 1.2%

	Value	Percent
Less than 15 minutes	7,000	61.8%
15 to 29 minutes	2,580	22.8%
30 to 44 minutes	1,285	11.4%
45 to 59 minutes	325	2.9%
More than 60 minutes	135	1.2%

Means of transportation

	Value	Percent
By car, truck or van	10,330	91.2%
By public transit	20	0.2%
By bicycle/by walking	725	6.4%
By other methods	255	2.2%

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 Sept-Iles demographics

What is the current total population in Sept-Iles?

Sept-Iles has a population of 24,569, according to Statistics Canada’s official 2024 figure, as published in their Annual Demographic Estimates: Subprovincial Areas report. This represents a +0.3% change compared to the previous year.

What is the population density of Sept-Iles?

Sept-Iles has a population density of 14.1 people per square kilometre.

What is the gender distribution in Sept-Iles?

Sept-Iles has the following gender distribution:

50.1% males (12,320 residents)
49.9% females (12,250 residents)

What is the age distribution of Sept-Iles residents?

The age distribution of Sept-Iles residents is as follows:

Under 15: 16.3% (3,995 residents)
15-24: 10.4% (2,555 residents)
25-34: 11.4% (2,800 residents)
35-44: 12.6% (3,085 residents)
45-54: 13.1% (3,225 residents)
55-64: 15.7% (3,850 residents)
Over 64: 20.6% (5,055 residents)

What is the population distribution by immigration status in Sept-Iles?

Here’s the population distribution by immigration status in Sept-Iles:

97.4% non-immigrants (23,400 residents)
2% immigrants (480 residents)
0.6% non-permanent residents (145 residents)

What are the primary languages spoken in Sept-Iles?

Here’s a breakdown of the languages spoken in Sept-Iles:

English: 3.3%
French: 95.8%
English and French: 0.8%
Neither English nor French: 0.1%

What is the typical household size in Sept-Iles?

The typical household size in Sept-Iles is 2.1 people.

What is the median household income in Sept-Iles?

The median household income in Sept-Iles is $80,000 annually, according to Statistics Canada’s latest release—Census Profile, 2021 Census of Population.

What is the educational attainment level of Sept-Iles residents?

The educational attainment breakdown in Sept-Iles is as follows:

No diploma: 23.1% (4,620 residents)
High school diploma: 21.5% (4,305 residents)
Apprenticeship diploma: 20.6% (4,130 residents)
College diploma: 18.9% (3,790 residents)
University diploma (below bachelor): 3% (600 residents)
University degree: 12.9% (2,580 residents)

What are the most common occupations in Sept-Iles?

The most common occupations in Sept-Iles fall within the sectors listed below:

Art, culture, recreation and sport: 1.8%
Business, finance and administration: 14%
Education, law, community and government services: 13.7%
Health: 7.8%
Management: 1.2%
Manufacturing and utilities: 5.4%
Natural and applied sciences: 5.8%
Natural resources and agriculture: 2%
Sales and service: 26.1%
Trades and transport: 22.1%

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

Sept-Iles, QC demographics:population, income, and more