Sainte-Marthe-sur-le-Lac Profile

Explore population, households, income, employment, languages, and dwellings for Sainte-Marthe-sur-le-Lac. Compare trends since 2016 and dig into the full demographic profile below.

National Rank:224 of 688

Level:Census subdivision

Sainte-Marthe-sur-le-Lac Population

Total Population (2021)

19,797

Total Population (2016)

18,074

Population Growth

+9.5% (+1,723)

Growth Rank

#147 of 688Same geo level

Male

49.4%9,775

Female

50.6%10,020

Male-to-Female Ratio

0.976

Average Age

37.6

Median Age

39.2

Age Rank

#51 of 688Same geo level

Population Age Distribution

0–4

1,235(6.2%)

5–9

1,720(8.7%)

10–14

1,700(8.6%)

15–19

1,030(5.2%)

20–24

725(3.7%)

25–29

880(4.4%)

30–34

1,250(6.3%)

35–39

1,685(8.5%)

40–44

1,995(10.1%)

45–49

1,450(7.3%)

50–54

1,175(5.9%)

55–59

1,265(6.4%)

60–64

1,160(5.9%)

65–69

910(4.6%)

70–74

800(4.0%)

75–79

445(2.2%)

80–84

240(1.2%)

85+

125(0.6%)

Sainte-Marthe-sur-le-Lac Households

Household Size

Average Household Size

2.6

Total Private Dwellings

7,642

Occupied Private Dwellings

7,503

Size Distribution

1 Person

1,710 (22.8%)

2 Persons

2,420 (32.2%)

3 Persons

1,260 (16.8%)

4 Persons

1,415 (18.9%)

5+ Persons

695 (9.3%)

Household Composition

Couples with children

2,655(35.4%)

Couples without children

1,885(25.1%)

One-parent families

680(9.1%)

One-person households

1,710(22.8%)

Multigenerational

190(2.5%)

Multiple-family

30(0.4%)

Sainte-Marthe-sur-le-Lac Incomes

Summary

Avg. Household Income

$88,800After tax

Median Household Income

$82,000After tax

Avg. Individual Income

$45,640After tax

Median Individual Income

$42,400After tax

Income Rank

#200 of 688Same geo level

Income Composition

Market Income

83.0%

Employment Income

73.2%

Government Transfers

17.0%

Individual Income Distribution

Under $10k

880(6.0%)

$10k–$20k

1,320(9.0%)

$20k–$30k

1,855(12.7%)

$30k–$40k

1,660(11.3%)

$40k–$50k

1,810(12.4%)

$50k–$60k

1,595(10.9%)

$60k–$70k

1,290(8.8%)

$70k–$80k

1,190(8.1%)

$80k–$90k

975(6.7%)

$90k–$100k

585(4.0%)

$100k+

1,470(10.0%)

Sainte-Marthe-sur-le-Lac Employment

Labour Force

Employment Rate

68.3%

Unemployment Rate

5.2%

Total Labour Force

10,880

Employed

10,310

Unemployed

565

Not in Labour Force

4,220

Low Income Prevalence

Overall Low-Income Rate

5.1%

Children (0–17)

4.3%

Adults (18–64)

3.8%

Seniors (65+)

12.7%

Gini Coefficient (Total)

0.2510 = perfect equality

Gini Coefficient (After-Tax)

0.215

Sainte-Marthe-sur-le-Lac Languages

Language Knowledge

English Only

305 (1.5%)

French Only

9,100 (46.0%)

English & French

10,300 (52.0%)

Neither

85 (0.4%)

Mother Tongue

English

915 (4.6%)

French

16,245 (82.1%)

Non-official languages

1,960 (9.9%)

Top Mother Tongue Languages

French

16,245(82.1%)

English

915(4.6%)

Arabic

375(1.9%)

Spanish

365(1.8%)

Russian

145(0.7%)

Portuguese

135(0.7%)

Persian

55(0.3%)

Italian

45(0.2%)

Mandarin

25(0.1%)

Greek

25(0.1%)

Sainte-Marthe-sur-le-Lac Dwellings

Dwelling Type

Single-detached

5,410(72.1%)

Semi-detached

310(4.1%)

Row house

170(2.3%)

Duplex

165(2.2%)

Apt. < 5 storeys

1,255(16.7%)

Other attached

15(0.2%)

Movable

180(2.4%)

Community snapshot

About Sainte-Marthe-sur-le-Lac

Sainte-Marthe-sur-le-Lac is a city on the north shore of the Lac des Deux Montagnes in the Laurentians foothills west of Montreal, Quebec. Lakeside neighbourhoods, a marina character, and suburban growth along Highway 640 define a waterfront community in the Deux-Montagnes RCM. About 20,000 people live in Sainte-Marthe-sur-le-Lac.

Known for

Lakeside city on Lac des Deux Montagnes
Marina and waterfront residential character
Suburban growth in the Deux-Montagnes region west of Montreal
Highway 640 corridor community
Boating and shore recreation lifestyle

See & do

Lac des Deux Montagnes waterfront
Shore parks, marina views, and lake access.
Local beaches / swimming areas
Summer lake recreation within the city.
Bike paths along the shore corridor
Cycling links toward neighbouring Deux-Montagnes communities.
Neighbourhood parks and recreation facilities
Family green space inland from the lake.
Nearby Deux-Montagnes / Saint-Eustache amenities
Shopping and services shared across the north-shore cluster.

Data source → Census methodology & attribution

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Data source → Census methodology & attribution