An indoor location system and respective method are described. The system comprising one or more tag units associated with one or more items to be located, and one or more anchor units positioned within a selected indoor space and a control unit. The control unit comprises at least one processor and memory and connectable to receive location signal data comprising at least one of time-of-arrival data and signal strength data, and for processing said location signal data and determining data on room-level location of said one or more tag units.