Ontario · Census Agglomeration
Cornwall by the numbers
Cornwall is Canada's 57th largest metro area, home to about 69K people, growing slower than the country since 2021 (+7.6% vs +9.3%). A two-bedroom rents for about $1,276, the median age is 46.8 and January averages -8°C.
People
Population of Cornwall
The Cornwall census agglomeration had an estimated 68,503 people on July 1, 2025, up +7.6% since 2021 (Canada grew +9.3%). The 2021 Census counted 61,415 people, +2.9% more than in 2016.
The City of Cornwall itself had an estimated 54,346 residents in 2025.
Municipalities in the Cornwall area
| Municipality | 2025 estimate | 2021 Census | 2016–21 growth | People / km² |
|---|---|---|---|---|
| Cornwall | 54,346 | 47,845 | +2.7% | 778 |
| South Stormont | 14,602 | 13,570 | +3.5% | 30 |
Sources: Statistics Canada, Table 17-10-0148-01, Statistics Canada, Table 17-10-0155-01, Statistics Canada, Table 98-10-0003-01
2021 Census
Who lives in Cornwall
Age
Median age is 46.8 (Canada: 41.6). 24.8% of residents are 65 or older and 15.7% are under 15.
Languages
37.2% can speak both official languages. At home, 86.5% speak mostly English, 7.1% mostly French and 3.4% mostly another language.
Immigration
— of residents are immigrants (Canada: 23.0%), and — arrived between 2016 and 2021.
Education: 14.1% of 25 to 64 year olds hold a bachelor's degree or higher; 30.4% have a college or CEGEP diploma and 7.8% a trades certificate.
Sources: Statistics Canada, Table 98-10-0030-01, Statistics Canada, Table 98-10-0223-01, Statistics Canada, Table 98-10-0227-01, Statistics Canada, Table 98-10-0302-01, Statistics Canada, Table 98-10-0384-01
Money
Income and jobs in Cornwall
Half of Cornwall households made more than $65,500 in 2020 and half made less. Across Canada the median was $84,000.
Housing
Housing in Cornwall
Average rent (October 2025)
A two-bedroom apartment rented for $1,276 a month on average, +11.9% from a year earlier and +41.8% over five years.
New homes being built
Builders started 310 new homes in the Cornwall area in the 12 months to September 2026, +129.6% from the year before. That is 4.5 new homes per 1,000 residents. Source: Statistics Canada, Table 34-10-0154-01 (CMHC housing starts)
Sources: Statistics Canada, Table 98-10-0258-01, Statistics Canada, Table 98-10-0256-01, Statistics Canada, Table 98-10-0253-01, Statistics Canada, Table 34-10-0133-01, Statistics Canada, Table 34-10-0127-01
Commuting
Getting around Cornwall
Census day 2021 fell during the COVID-19 pandemic, so transit use is lower than in normal years.
Climate
Cornwall weather and climate
30-year averages (1981–2010) from the Cornwall weather station, 2.1 km from the city centre.
Source: Environment and Climate Change Canada, Canadian Climate Normals 1981–2010
Out of all Canadian metro areas with data
How Cornwall ranks
Compare
Cities near Cornwall
FAQ
Cornwall questions, answered
What is the population of Cornwall?
The Cornwall metro area had an estimated 68,503 people on July 1, 2025 (Statistics Canada). The City of Cornwall itself had about 54,346.
How much is rent in Cornwall?
In October 2025 the average rent in Cornwall was $1,082 for a one-bedroom and $1,276 for a two-bedroom apartment (CMHC Rental Market Survey).
What is the average household income in Cornwall?
The median household income in Cornwall was $65,500 before tax in 2020 ($59,600 after tax), according to the 2021 Census. The average was $79,000.
How cold does it get in Cornwall?
January averages -8.5°C, with average lows of -12.6°C. Cornwall gets about 180 cm of snow a year, and in July the average daily high is 27.0°C (1981–2010 climate normals).
Is Cornwall bilingual?
37.2% of people in Cornwall can speak both English and French; 61.8% speak English only and 0.7% French only (2021 Census).
What is the median age in Cornwall?
The median age in Cornwall was 46.8 in the 2021 Census, compared with 41.6 for Canada.
Built October 30, 2026 from the latest published official data.