Probably because of the milder climate and longer growing season caused people to colonize the US faster, making for the larger population.
No, the US has a greater population than Canada
Canada is larger than the US
The answer is actually what you are looking at when you say "smaller." Canada is bigger than the US when it comes to land, however, the US has a much bigger population than Canada, forwarding to what you are talking about.
The US has a much larger population than that of Canada. The US has a population of approximately 313,000,000 people and Canada approximately 34,000,000 people. More people live in the state of California (38,000,000) than in the country of Canada.
There are far more people in the US than in Canada. Canada's population is approximately one-tenth that of the US. Much of Canada's population lives within 200 kilometers of the US border. The greatest population density occurs in the Windsor to Québec City corridor.
The US has has a larger reproduction rate throughout history as well as a migration rate. The US' reproduction rate is about 1% while Canada's is about .8%, but currently Canada's migration rate is about 1 more than that of the US.
No. The us has about 280 million more people.
No. The U.S. population is far larger than the Canadian population.
Ruffly 10 times the population
US: 318.9 million (2014) Canada: 35,749,600
Both the population and the economy of the US are roughly ten times as large as that of Canada. Individual Canadians are on average about as rich as individual Americans. The two countries are very similar in most respects.
No, Canada is about 100,000 km2 larger than the US. Canada is the second largest country in the world after Russia, and the US the third. In terms of population, though, the US has 313,000,000 while Canada has 34,000,000.