A $637,369 overrun in development of the Belterra Village retail site is leading Dripping Springs leaders to allege an Austin real estate group responsible for its construction breached contract.

As a result, the Dripping Springs City Council postponed an item that could reimburse Endeavor Real Estate group for the project’s construction.

In 2010, the city of Dripping Springs and Endeavor signed a contract that granted the real estate company an economic development grant of $2,261,480 to co...