St. Mary’s, Newfoundland and Labrador Population & Demographics: How Many People Live Here?

Data source: Statistics Canada, 2021 Census of Population — View the official St. Mary’s census dataset on Statistics Canada

This article shows the demographic data and statistics of St. Mary’s. It is a town in Canada that encompasses a land area of 36.41 km2. The town has a population density of 8.60 people per km2.

We highlight the St. Mary’s town's various population characteristics. From gender, age distribution, ethnicity, household and dwelling, and income to spoken languages, occupation, and religion.

St. Mary’s on the Map

The map and listings below are sourced from OpenStreetMap contributors, not Statistics Canada, and may be incomplete depending on how thoroughly the area has been mapped.

St. Mary’s location on the map. View in Google Map

Population Characteristics

According to the latest census, St. Mary’s has a population of around 313 people. The town's population is in decreased . Between 2016 and 2021, the population of St. Mary’s has decreased by -9.80%.

Population in 2016Population in 2021Difference
347313 --9.80%

2026 Population Projection

St. Mary’s's population declined between the 2016 and 2021 censuses, so a 2026 growth projection is not shown. The most recent confirmed figure remains the 313 people recorded in the 2021 census.

Population By Genders

The male population of St. Mary’s is around 155 while the female population is around 160.

Of the 313 total population in St. Mary’s, the largest gender is female with around 160 women within the population.

MaleFemaleDifference
155160 -3.13%

Is St. Mary’s a Good Place to Live?

Based on 2021 Statistics Canada Census data, here's how St. Mary’s compares across key quality-of-life indicators — measured against Newfoundland and Labrador, its own province. Draw your own conclusions from the actual numbers.

Employment & Economy

36.4%
Unemployment rate
21.2 pts above the province
25.9%
Employment rate
21.6 pts below the province
40.7%
Participation rate
15.4 pts below the province

Income & Affordability

$52,000
Median household income
$19,500 below the province
19.0%
Below low-income threshold (LIM-AT)
3.8 pts above the province

Commute

69.2%
Commute under 30 minutes
13.3 pts below the province
61.5%
Commute by car
27.4 pts below the province
0.0%
Commute by public transit
2.0 pts below the province

Housing Character

100.0%
Single-detached houses
27.7 pts above the province
0.0%
Apartments (any building size)
18.2 pts below the province

Household Composition

2.00 people
Average household size
0.30people below the province
25.0%
One-person households
2.9 pts below the province

Source: Statistics Canada, 2021 Census of Population.

Other Towns Near St. Mary’s

Population by Age Characteristics

St. Mary’s has an aging population. The majority of the population is people aged 70 to 74 years old, accounting for 17.50% of the total population. The town median age is 63.20.

DataMaleFemaleDifferenceTotal
Median age of the population65 64.50%62 61.60% 4.65%63 63.20%
Average age of the population60 60.00%57 56.80% 6.67%58 58.40%
70 to 74 years30 19.40%25 15.60% 16.67%55 17.50%
60 to 64 years20 12.90%25 15.60% 20.00%50 15.90%
65 to 69 years15 9.70%20 12.50% 25.00%40 12.70%
55 to 59 years15 9.70%20 12.50% 25.00%35 11.10%
75 to 79 years20 12.90%10 6.30% 50.00%25 7.90%
45 to 49 years5 3.20%5 3.10% 0.00%15 4.80%
50 to 54 years10 6.50%10 6.30% 0.00%15 4.80%
10 to 14 years0 0.00%5 3.10% 100.00%10 3.20%
15 to 19 years5 3.20%5 3.10% 0.00%10 3.20%
35 to 39 years5 3.20%5 3.10% 0.00%10 3.20%
40 to 44 years0 0.00%5 3.10% 100.00%10 3.20%
80 to 84 years0 0.00%5 3.10% 100.00%10 3.20%
85 years and over5 3.20%5 3.10% 0.00%10 3.20%
0 to 4 years0 0.00%0 0.00% 0.00%5 1.60%
5 to 9 years0 0.00%0 0.00% 0.00%5 1.60%
20 to 24 years5 3.20%5 3.10% 0.00%5 1.60%
25 to 29 years0 0.00%5 3.10% 100.00%5 1.60%
30 to 34 years0 0.00%0 0.00% 0.00%5 1.60%

Broader Age Groups

If the town's population is divided into broader age groups, most of the population falls into the 15 to 64 years age group. The group accounts for 50.80% of the population. The other age groups, 65 years and over and 15 to 64 years, account for 44.40% and 50.80%, respectively.

If we look at the population data from the broader age groups, we can see that most people in St. Mary’s are within the 15 to 64 years age group.

DataMaleFemaleTotal
0 to 14 years3.20%6.30%4.80%

Photos of Places & Sceneries in St. Mary’s

Explore St. Mary’s Through Videos

Population of St. Mary’s by Ethnicity and Origin

The population of St. Mary’s is quite diverse, which contributes to the town's vibrant cultural landscape. St. Mary’s is inclusive and accepts various ethnic groups with open arms. Furthermore, the province appreciates the unique contributions that each ethnicity brings.

The top 5 ethnicities and origins in the province are Irish, which accounts for 62.50% of the total population, followed by English (23.21%), Canadian (14.29%), Newfoundlander (14.29%), and French (8.93%).

Other ethnicities and origins in Newfoundland and Labrador include Scottish, Christian, n.i.e., Slovak, Eastern European, and Somali.

Ethnicity and OriginMaleFemalePercentage in Population
Irish60.71%64.29%62.50%
English17.86%25.00%23.21%
Canadian10.71%17.86%14.29%
Newfoundlander10.71%17.86%14.29%
French7.14%7.14%8.93%
Scottish7.14%0.00%5.36%
Christian, n.i.e.7.14%7.14%5.36%
Slovak0.00%0.00%0.00%
Eastern European0.00%0.00%0.00%
Somali0.00%0.00%0.00%

Immigration Profile

Immigration patterns vary a great deal from one area to another, which makes this data one of the more distinctive parts of St. Mary’s's population profile.

About 0.0% of St. Mary’s's population are immigrants (0 people).

The top countries of origin for St. Mary’s's immigrant population are Brazil (0), Colombia (0), El Salvador (0), Guyana (0), Haiti (0).

Only using 25% sample data.
Country of BirthPopulation
Brazil0
Colombia0
El Salvador0
Guyana0
Haiti0

Household and Dwelling Characteristics

About 155 of St. Mary’s's population live in a single-detached house. In addition, most of them are living in 2 persons household.

Household Size

About 29.70% of the population lives in 2 persons households. 1 person households ranked second, accounting for 12.50% of the population. 3 persons, 4 persons, and 5 or more persons households account for 3.15%, 3.15%, and 1.55%, respectively.

Number of Person(s) in HouseholdTotalPercentage
2 persons9529.70%
1 person4012.50%
3 persons103.15%
4 persons103.15%
5 or more persons51.55%

Income in St. Mary’s

Analyzing income distribution in St. Mary’s can help us better understand its socioeconomic dynamics.

Per Capita Income

According to 2020 data, the median personal income within St. Mary’s is $27,200.

A region's per capita data sheds light on the average income earned per person living in it. Since per capita income is calculated by dividing the region's total income by its population, it quantifies the population's economic situation on an individual basis.

Such data offers insights into the town's economic performance, spread of income across individuals, quality of life, as well as disparities within its borders.

Most of St. Mary’s population or around 35 people falls in the $10,000 to $29,999 group. The next largest groups are the Under $10,000, and $30,000 to $49,999 with around 30 and 25 people, respectively.

Household Income

The St. Mary’s's median household income is $52,000, according to 2020 data.

Below national average St. Mary’s's median household income is 32,000 dollars below the Canadian national median of $84,000 (2020 data, 2021 Census).

The data provides important insights into the town's economic landscape as well as the living standards of its population.

Analyzing such data enables researchers, policymakers, and businesses to gain a more comprehensive understanding of the town's income distribution, disparities, and trends.

Education Levels in St. Mary’s

This data sheds light on the distribution of St. Mary’s residents across educational milestones.

Such information is crucial in shaping the province’s policies on education, workforce development strategies, and initiatives that aim to improve access to quality education and promote lifelong learning opportunities.

46.35% or most of the St. Mary’s population has a High (secondary) school diploma or equivalency certificate. 39.45% of the population has a Postsecondary certificate, diploma or degree, 10.20% has a No certificate, diploma or degree, and 5.55% has Bachelor's degree or higher.

Only using 25% sample data.
DegreeMenWomenTotalPercentage
High (secondary) school diploma or equivalency certificate5512517546.35%
Postsecondary certificate, diploma or degree857015539.45%
No certificate, diploma or degree40205510.20%
Bachelor's degree or higher025305.55%

Below national average 5.6% of St. Mary’s's population has a bachelor's degree or higher, compared to the national average of 32.9% (Canada, 2021 Census).

Employment in St. Mary’s

This dataset provides a snapshot of employment trends in St. Mary’s. It encompasses a wide range of sectors, industries, as well as job categories.

The data shows that the unemployment rate in Newfoundland and Labrador is at 14.81% which is very high.

Only using 25% sample data.
StatusPercentage
Employment rate25.93%
Unemployment rate14.81%

Working as an Employee

The table shows the data on the total number of individuals in the town who work as an employee. The majority of St. Mary’s's population (around 59.10%) are working temporary position as an employee.

Self-employed

In the town, there are 0 men and 0 women working as self-employed individuals, bringing the total number to 0.

Only using 25% sample data.
StatusMenWomenTotal
Self-employed000

Employment Industry Sectors

The St. Mary’s industry employment sector census data offers insights into the region's economic landscape. The distribution of employment in St. Mary’s is categorized and quantified, which reveals the region's economic composition.

St. Mary’s has a wide range of industries. Most of its population (27%) works in the construction sector. The Health care and social assistance sector comes second at 14%, followed by Public administration at 14%.

Only using 25% sample data.
IndustryMenWomenPercentage
Construction30027%
Health care and social assistance01514%
Public administration101014%
Retail trade009%
Agriculture, forestry, fishing and hunting000%
Mining, quarrying, and oil and gas extraction000%
Utilities000%
Manufacturing000%
Wholesale trade000%
Transportation and warehousing000%
Information and cultural industries000%
Finance and insurance000%
Real estate and rental and leasing000%
Professional, scientific and technical services000%
Management of companies and enterprises000%
Administrative and support, waste management and remediation services000%
Educational services000%
Arts, entertainment and recreation000%
Accommodation and food services000%
Other services (except public administration)000%

Labour Market Snapshot

A quick snapshot of where St. Mary’s residents work — the leading industry sectors employing them, and the broad occupation categories they work in.

Top employer sectors in St. Mary’s: Construction (27%), Health care and social assistance (14%), Public administration (14%)

Top occupation categories in St. Mary’s: Trades, transport and equipment operators and related occupations (50%), Occupations in education, law and social, community and government services (14%), Business, finance and administration occupations (9%)

Places of Work

The data offers insights into the commuting patterns as well as workplace distribution in the town. It provides a snapshot of workplaces, showing their geographic distribution and the flow of workers across different areas.

Only using 25% sample data.
Work LocationMenWomenTotalPercentage
Usual place of work20255071.40%
No fixed workplace address10102028.60%
Worked at home0000.00%
Worked outside Canada0000.00%

Commuting

The data sheds light on how St. Mary’s residents travel to school or work. It highlights the frequency of different modes of transportation like walking, cycling, carpooling, and public transit.

The data is pivotal in the making of transportation policies as well as the development of transit systems. Ultimately commuting data contributes to improving the quality of life of St. Mary’s residents and sustainable urban planning.

Commuting Duration

This data reveals the average time that the residents of St. Mary’s spend traveling to their workplaces. It also sheds light on the efficiency of the town's public transit systems, and road networks, as well as the accessibility of the town.

Only using 25% sample data.
DurationPercentage
Less than 15 minutes53.80%
60 minutes and over23.10%
15 to 29 minutes15.40%
30 to 44 minutes0.00%
45 to 59 minutes0.00%

Marital Status

The statistics on marital status in St. Mary’sshed light on its societal dynamics. It captures the diverse types of marital statuses of the population.

Long-term commitments, such as common-law partnerships, civil unions, and marriages, reflect the town's social fabric. We can gain insights into St. Mary’s's changing preferences and norms by examining the trends in marital status.

Married or living common-law
69.49%
Married or living common-law
30.51%

Language Spoken

The data below highlights town's linguistic diversity, showing elegances of solo language as well as bilingual harmonies. Other than language, it also shows the cultural landscape in Canada.

English is the most spoken official language in St. Mary’s. About 310 people living in the province speak English, 0 people speak French, 0 people speak English and French language, and 0 people speak Neither English nor French language.

LanguagePopulation
English310
French0
English and French0
Neither English nor French0

Mother Tongue & Home Language

Useful for newcomers researching an area: this shows the language residents first learned at home in childhood (mother tongue) and the language they speak most often at home now, which can differ as families settle in.

LanguageMother TongueSpoken Most Often at Home
English98.4%100.0%
French0.0%0.0%
Non-official languages0.0%0.0%

Religion

St. Mary’s is predominantly Christian. About 265 of its population is Christian (125 males and 125 females).

The second largest religion in the province is Buddhist with 0.0% of the population adhering to the religion. There are also Hindu and Jewish, both represent 0.0% and 0.0% of the population, while Muslim represent 0.0% of the population.

ReligionPopulation
Christian93.0%
Buddhist0.0%
Hindu0.0%
Jewish0.0%
Islam0.0%
Sikh0.0%

Frequently Asked Questions about St. Mary’s

According to the 2021 census, St. Mary’s has a population of approximately 313 people.

Between 2016 and 2021, the population of St. Mary’s decreased by 9.80%.

St. Mary’s has a population density of approximately 8.60 people per square kilometre.

St. Mary’s covers a land area of approximately 36.41 km².

The median age of the population in St. Mary’s is 63.20 years.

The largest ethnic or cultural origin group in St. Mary’s is Irish.

The median household income in St. Mary’s is $52,000, based on 2020 data.

English is the most common first official language spoken in St. Mary’s.

Christian is the predominant religion in St. Mary’s.

Statistics Canada (statcan.gc.ca) conducted the 2026 Census of Population in May 2026. However, census data goes through an extensive processing, validation, and quality-assurance period before public release. Based on the release plan, the 2026 Census results begin rolling out on February 10, 2027, with complete community-level profiles available by December 1, 2027. Until then, this page uses 2021 Census data as its primary source, supplemented by a population projection estimate for 2026 calculated using the compound annual growth rate (CAGR) from the 2016–2021 Census period.