The Blackmud Creek / Southbrook average home sale price year to date is sitting at $495,627. That selling price is based on single family detached house sales in Blackmud Creek / Southbrook up to December 5, 2013. In 2007, Blackmud Creek had an average sale price on an annual basis of $528,406. Since 2005, Blackmud Creek property values have rose by 47%.