Police say the guard was breaking up a party around 1:30 Tuesday morning at the Kings View Manor Apartment Complex.
Officers say a group of people got into an SUV and took off, but struck a security guard in the leg.
Police say the driver then smashed into the guard's pickup and struck the complex entrance gate.
The driver then sped off a crashed in a vineyard about a mile away. Police say the driver and his passengers ran away.
The guard was taken to the hospital for observation. Police say he was not seriously hurt.