Even though a lot of people have two incomes they can use to purchase a house (theirs and their partner's), this is not necessarily required. There are lots of people who want to take advantage of current interest rates to purchase a house, and some people are trying to do it on their own. Even though it can be a challenge to buy a house with only one income, it is certainly not impossible. There are several tips that can make it easier for everyone to afford a house with just a single income.