Above, you will see a summary of real estate in Ottawa, OH. On average, homes in Ottawa, OH cost $155,800, a value that is 18% higher than the average in Ohio. In general terms, this results in Ottawa, OH real estate being less affordable than Ohio real estate. On average, people who rent houses in Ottawa, OH pay $613; this value is 17% lower than the average amount renters pay in Ohio. 57.6% of Ottawa, OH residents own their own homes and, on average, each of the homes has 2.2 occupants. Ottawa, OH real estate features a range of homes, which include everthing from large houses to small condos to stacked townhomes. Accessing real estate listings and homes that are up for sale in Ottawa, OH is easy because in our search area shown above, we categorize real estate and homes based on location, price, and the number of bedrooms and bathrooms.