Cost of Stockade Fence - Calculate 2020 Prices and Installation The average Stockade fence cost $8 to 15.00 per linear foot. So what this mean is for a 6′ high fence running 50′ feet in length will cost you $575.00. However, this doesn’t take into account the cost of: Footings, posts, post brackets and difficult site-work. Each footing costs on average $100 each. Stockade Fence – Pricing and .