Winterset Farms Inc Phase II is a mobile home park in Garnet Valley, PA. The average space rent is $3995 per month. During your real estate search in Garnet Valley, it is important to research all monthly fees. Mobile homes are slightly different than stick built homes because they have a monthly space rent, also known as lot rent. You can get mortgages on mobile homes, as well as insurance, just like stick built homes and condos.