Adjustable firearm supports, and more specifically adjustable bipods, are disclosed herein. In one embodiment, a firearm support includes a stock mount assembly configured to support a forestock of the firearm and an attachment assembly carried by the stock mount assembly. The attachment assembly is configured to releasably attach to the forestock of the firearm. The firearm support also includes first and second legs operably coupled to the support plate. Each leg is pivotable between a stowed position and an extended position. In the stowed position the legs are generally parallel to a longitudinal axis of the firearm, and in the extended position the legs are generally transverse to the longitudinal axis of the firearm.