They are. In my area of southern Ontario, I estimate that >80% of houses have a brick facade. Note that nearly all houses here are stick-framed. It's very commo

They are. In my area of southern Ontario, I estimate that >80% of houses have a brick facade. Note that nearly all houses here are stick-framed. It's very common for visitors to comment on this, because it seems very specific to this part of the country. I don't know of any structural brick houses here though. Brick facades cost more up front, but they require zero maintenance and are very durable.