Grimball Gates Johns Island SC Homes & Real Estate For Sale MLS Listings Data: Grimball GatesTotal Listings:3Average Price:$791,633Highest Listing Price:$855,000Average Days On Market:83Houses For Sale Grimball Gates subdivision Johns Island SC. MLS real estate listings for sale in Grimball Gates Johns Island SC by price, street, age, list date, bedrooms & more Grimball Gates Johns Island SC. Currently, Grimball Gates in Johns Island SCÂ has a total of three listings on the local MLS for sale with an average price point of $791,633, the max being $855,000 and the lowest priced house $744,900. The neighborhood of Grimball Gates subdivision in Johns Island SC has an average house size of 2,957 sq ft and the average days on the market in this community is 83. RelativeSort by Year Built: low to highSort by Year Built: high to lowSort by price: low to highSort by price: high to lowSort from oldest to newestSort from newest to oldestSort by status: active to under contractSort by status: under contract to active Saving Subscribe Unsubscribe Loading...