A rolling car seat assembly includes a seat base that is positionable on a vehicle seat. The seat base has a plurality of wheel wells therein. A car seat is provided that has a child seated therein. The car seat is positionable in a seated position or a rolling position. A plurality of rollers is each rotatably coupled to the car seat. Each of the rollers is positioned in a respective one of the wheel wells in the seat base when the car seat is positioned in the seated position. Each of the rollers rolls along a support surface when the car seat is positioned in the rolling position to transport the child without requiring the child to be carried. A handle is slidably coupled to the car seat for gripping to roll the car seat.