I will address your concerns one at a time: First, some people are finding that renting their current home is a viable option if they are unable to sell it, but as Cindy pointed out there are many things to consider before this decision is made. Can you afford both mortgages if your tenant doesn't pay?, Are you prepared to handle the problems that can arise when you become a landlord?, etc. etc.
Second, homes are selling in Front Royal! Your first step is to contact a reputable experienced agent to determine the current fair market value of your home, what is the estimated time it will take to sell and what can you expect to net financially from the sale. Only then will you have the information to make an informed decision.... more