Haynesbrooke Neighborhood of Homes are built between 2007 to New 2011+. The average list price for homes in Haynesbrooke, at time or post, is $375,000 to $665,900.00. Homes For Sale In Haynesbrooke The average sale price for a 4 bedroom / 4 and 1 half bathroom home is, at time of post, close to $600,000. More Alpharetta Neighborhoods 09/16/2011