Montgomery County is known as one of the wealthiest counties in the DC region and the country. On average, the residents are highly educated and the homes can be quite exquisite. You’ll find a range of traditional and modern architecture throughout Montgomery County. In recent years there has been an emergence of green homes as well.Montgomery County is one of the most progressive counties on the east coast when it comes to sustainability. The local government and utility companies provide enticing incentives to upgrade ones home to use fewer utilities and the residents are taking advantage of it.