Over the past two years, the average number of days homes spent on the market increased in most Lake Houston area ZIP codes, with only ZIP codes 77365 and 77338 recording a decrease. Also over the past two years, in most ZIP codes where a decrease in the number of homes sold was recorded, the average sales price of homes also dropped. For example, in ZIP code 77345 there was a 12.4 percent dip in the number of homes sold over the past two years, while the average home sales price decreased 6.1 percent during that time.