Mount DennisToronto
13,364 residents make their home in this neighbourhood in Toronto. It is one of the 158 neighbourhoods that make up Toronto.
Is Mount Dennis a good place to live?
Some subjects shine; others lag. Mount Dennis’s overall grade, C, puts it better than 33% of Canadian towns. It ranks #664 of 858 in Ontario. Cost of living is its weak spot (D−). Jobs and pay trail most towns (D−). Getting around on foot or by bus is easy (A+). People here tend to be in good health (A).
Rents here are the metro area's average, shared by every town and neighbourhood in it. Safety uses the city's Crime Severity Index, scaled by this neighbourhood's own violent and property crime rates. Health is graded on the health region's survey figures and life expectancy, with the distance to hospital giving the town its own spread.
What makes Mount Dennis stand out
The 3 things Mount Dennis does most differently from other towns.
How Mount Dennis grades
Each subject compares Mount Dennis with Canadian towns of 2,500 or more, ordered by how far it is from the middle. Towns in other countries are graded separately.
How TownRatings grades Canadian towns →
High Park and 21 more in and around Mount Dennis
From museums to parks and historic sites: Mount Dennis’s places to visit and those just beyond its edge, most famous first.
GardenHigh Park4.6 km outside town, to the southeast
ZooHigh Park Zoo5 km outside town, to the southeastMuseumMuseumMuseum of Contemporary Art Toronto Canada4.7 km outside town, to the southeastMuseumMuseumMontgomery's Inn3.9 km outside town, to the southMuseumMuseumLambton House2.1 km outside town, to the southArt galleryArt gallery8×72.4 km outside town, to the southeastPhotos: each place’s Wikidata image, from Wikimedia Commons under the licence below (our copy, resized).
Photo credits (2)
- High Park: Chensiyuan at English Wikipedia, CC BY-SA 3.0, Wikimedia Commons
- High Park Zoo: Michael from Calgary, AB, Canada, CC BY 2.0, Wikimedia Commons
The data
Data highlights are ordered by what stands out in Mount Dennis.
Renting in Mount Dennis eats 34% of household income, more than in Ontario’s towns and across Canadian towns
Owners make up 47% of households, below both Ontario’s towns (76%) and Canadian towns (74%). Nearly a third of households spent 30% or more of their income on shelter, above Ontario’s towns (22%) and Canadian towns (18%) alike.
What homes were worth · The median owner’s estimate at the 2021 census
| Census 2021 | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Rent as a share of income | 34% | 22% | 20% |
| Households owning their home | 47% | 76% | 74% |
| Households spending 30%+ on shelter | 32% | 22% | 18% |
Statistics Canada, Census 2021; CMHC Rental Market Survey via Statistics Canada · Values come from owners at the 2021 census and incomes from 2020, so they predate the later rise in rates. · Area behind the rent as a share of income and monthly rent for a two-bedroom figures: the Toronto metro area
Trips to work from Mount Dennis take longer than from Ontario’s towns or Canadian towns: 38 min on average
How working residents got to work · census 2021
| Census 2021 | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Average trip | 38 min | 29 min | 26 min |
Statistics Canada, Census 2021 (labour and commuting) · Counted in May 2021, under pandemic rules: fewer commutes and more people between jobs than in a normal year.
For health, Mount Dennis is ahead of 88% of Canadian towns
Area-wide: health survey and life expectancy, counted over the City of Toronto Health Unit
The three chronic conditions the survey tracks average 16% of adults, about level with both Ontario’s towns (17%) and Canadian towns (17%). In the health survey, half of adults in the region rate their health very good or excellent, close to Ontario’s 51%. The region’s 2022/2024 life expectancy is 84.7, with women at 87.2 and men at 82.0. Smoking is rarer than in the province: 9.2% of adults, against 11% for Ontario.
Very good or excellent health · adults, age-standardised
| Health | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Life expectancy at birth | 84.7 | 82.8 | 81.5 |
| Smokers | 9.2% | 10% | 12% |
| Chronic conditions (average share) | 16% | 17% | 17% |
| Very good or excellent health | 50% | 51% | 52% |
Statistics Canada, Canadian Community Health Survey 2023/2024 and life expectancy 2022/2024; Open Database of Healthcare Facilities
Mount Dennis is on Canada’s flood inventory: 2 listed, led by Toronto Regional Conservation Authority
Seismic risk in Mount Dennis sits near the middle: $0.043 of expected damage per $1,000 of buildings a year, the typical town $0.030. In Health Canada’s survey, just 2.7% of homes tested in the area exceeded 200 Bq/m³ (6.6% typical).
Radon tests above the guideline · share of tested homes, 200 Bq/m³
| Hazards | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Radon tests above the guideline | 2.7% | 4% | 6.6% |
| Earthquake loss per $1,000 of buildings a year | $0.043 | $0.043 | $0.030 |
NRCan seismic risk model and burned areas, Health Canada radon survey, the Flood Hazard Map Inventory · Not measured by town: earthquake risk (the city of Toronto)
Winters are mild in Mount Dennis: January nights hold at −6.7°C, above Ontario’s towns and Canadian towns
July afternoons reach 27.0°C on average, about level with Ontario’s towns (26.7°C) and above Canadian towns (25.5°C). Gardeners get 208 frost-free days, from 11 April to 6 November. The most precipitation falls in June: 82 mm in a normal year. Most of the snow comes in January, about 32 cm.
Average high by season · ECCC normals, 1991–2020
| Normals, 1991–2020 | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Days with frost a year | 101 | 139 | 159 |
| January night low | −6.7°C | −9.1°C | −13.5°C |
| July afternoon high | 27.0°C | 26.7°C | 25.5°C |
| Snowfall a year | 115 cm | 146 cm | 141 cm |
Environment and Climate Change Canada, Canadian Climate Normals 1991–2020 (Toronto (City))
Most schools around Mount Dennis score below the middle in Ontario: 38 of 62
The largest is Humberside Collegiate Institute, with 1,460 students. They come under 3 school boards. In French: one of the 66 schools, where in Ontario the share is 10%. Within 3 km of Mount Dennis are 56 elementary schools and 10 secondary schools, teaching 27,195 students.
| School | Level | Students | System |
|---|---|---|---|
| All Saints Catholic School CatholicLargest elementary schoolElementary · Grades JK–8 | Elementary · Grades JK–8 | 755 | English Catholic |
| Humberside Collegiate Institute Top fifth in OntarioLargest secondary schoolSecondary · Grades 9–12 | Secondary · Grades 9–12 | 1,460 | English public |
| École élémentaire Charles-Sauriol FrenchTeaches in FrenchElementary · Grades JK–8 | Elementary · Grades JK–8 | 420 | French public |
| George Anderson Public School Top fifth in OntarioResults in the top fifth in OntarioElementary · Grades JK–5 | Elementary · Grades JK–5 | 140 | English public |
Schools by system · Schools within 3 km
| Schools within 3 km | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| School boards | 3 | 4 | 3 |
Provincial school lists and results, 2024-25
For safety, Mount Dennis gets a B
Measured across the Toronto service area: Crime Severity Index, Violent Crime Severity Index, violent crime and property crime per 1,000
The violent index for its police area came to 93, higher than both Ontario’s towns (76) and Canadian towns (86). Property crime in its police area ran at 34.4 per 1,000 residents a year, above both Ontario’s towns (30.5) and Canadian towns (31.2).
Year by year · Crime Severity Index for each year
| 2023–2025 | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Violent Crime Severity Index | 93 | 76 | 86 |
| Property crime per 1,000 | 34.4 | 30.5 | 31.2 |
Statistics Canada, Uniform Crime Reporting Survey, 2023–2025 average
Visible minorities make up more of Mount Dennis than of Ontario’s towns or Canadian towns: 72%
15% of residents have reached 65. First Nations, Métis and Inuit people make up 0.8% of residents, below both Ontario’s towns (1.6%) and Canadian towns (2.8%). Children under 15 make up 16% of residents.
Ages · Share of residents in each age group, Census 2021
Schooling · Highest qualification, residents 15 and over
Women and men · all residents
Women make up 52.6% of Mount Dennis
7,020 women and 6,335 men at the 2021 census; across Canada, women are 50.9%.
| Mount Dennis | Ontario | Canada | |
|---|---|---|---|
| Under 15 | 16% | 15% | 16% |
| 15 to 64 | 69% | 65% | 64% |
| 65+ | 15% | 19% | 19% |
| No certificate, diploma or degree | 23% | 15% | 16% |
| Postsecondary qualification | 46% | 56% | 56% |
Statistics Canada, Census 2021; Ontario and Canada: medians of towns of 2,500+
What November brings in Mount Dennis: 2°C at night, 8°C by day
December follows at 3°C by day and −3°C by night. Expect around 9 cm of snow in November. A normal November brings 71 mm of rain and snow. ECCC’s forecast for Toronto is on the Weather page, hour by hour.
Normal highs, the months ahead · ECCC normals, 1991–2020
| Season | High | Low | Rain and snow |
|---|---|---|---|
| Winter | 1°C | −5°C | 176 mm |
| Spring | 12°C | 4°C | 207 mm |
| Summer | 26°C | 17°C | 230 mm |
| Autumn | 15°C | 8°C | 209 mm |
ECCC normals, 1991–2020 (Toronto (City)); the forecast is on the Weather page
Mount Dennis has one public library, Toronto Public Library - Mount Dennis
Toronto Public Library serves the whole of Toronto, so the library figures on this page are the city’s: 3,110,984 people, Mount Dennis among them.
Provincial library statistics, OpenStreetMap, the CRA and Statistics Canada
Rouge National Urban Park is 28 km from Mount Dennis
The largest named area nearby is Humber Marshes, 31 ha, 3.8 km away. The 10 km around town hold 4 protected areas. On top of that, the protected share within 10 km is 0.2%, where a typical Canadian town has 2.3%. The closest provincial park is Bronte Creek Provincial Park, 36 km from the edge of town.
Protected land · of the land within 10 km
| Outdoors | Mount Dennis | Ontario | Canada |
|---|---|---|---|
| Protected land within 10 km | 0.2% | 2.3% | 2.3% |
| Public protected areas within 10 km | 1 | 4 | 4 |
Canadian Protected and Conserved Areas Database (CPCAD), OpenStreetMap routes and beaches
Everything we know about Mount Dennis
Famous people from around Mount Dennis
One notable person was born in Mount Dennis; with them, the best known born in the towns around it.
Photo credits
Danny Brooks: Republic Country Club, CC BY 2.0 · Paul Coffey: Mother Pucker, CC BY-SA 2.0 · Adam Oates: Alena Schwarz, CC BY-SA 2.0 · Joseph Tyrrell: Canadian Press Syndicate, Public domain
Mount Dennis’ neighbours
The nearest places of 1,000 or more. Statistics Canada
| Town | People | km | Overall | Cost | Safety | Health |
|---|---|---|---|---|---|---|
| Mount Dennis | 13,364 | — | C | D− | B | A |
| Rockcliffe-Smythe | 22,242 | 1.3 | C+ | D− | B− | A |
| Brookhaven-Amesbury | 17,541 | 1.5 | C− | D− | B− | A |
| Humber Heights-Westmount | 10,427 | 2.1 | B− | D− | A− | A |
| Beechborough-Greenbrook | 6,419 | 2.1 | C− | D− | C+ | A |
| Weston | 18,896 | 2.3 | C− | D− | C+ | A |
| Keelesdale-Eglinton West | 11,407 | 2.3 | C+ | D− | B+ | A |
People: Statistics Canada, Census 2021. Distances: centre to centre.
Questions about Mount Dennis
How old are the people of Mount Dennis?
At 39.5, its median age compares with 45.2 across Canadian towns. Children make up 16% of the population and seniors 15%.
About Mount Dennis
Neighbourhood in Toronto
The edges of Mount Dennis follow census dissemination areas, which TownRatings groups into Toronto’s neighbourhoods; the name comes from the city’s map or OpenStreetMap.
Statistics Canada: population estimates 2025 (17-10-0155), Census of Population 2021, 2021 census boundaries.
- Population
- 13,364 (people, 2021 estimate)
- Province or territory
- Ontario
- City
- Toronto
- Census subdivision
- 3520005
Sources: Statistics Canada, Census of Population 2021 · population estimates 2025 (17-10-0155) and 2021 census boundaries · Uniform Crime Reporting Survey 2023–25 (35-10-0026, 35-10-0183 to 35-10-0190) · CMHC rents as published by Statistics Canada (34-10-0133) · grades by TownRatings. Under the Statistics Canada Open Licence.
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).