The invention belongs to the technical field of ship state monitoring, and discloses a ship state remote monitoring system and method based on cloud service and big data. The ship state remote monitoring system comprises a ship real-time monitoring module, a ship data acquisition module, a data preprocessing module, a situation awareness module, an autonomous driving navigation module, a main control module, a conduction module, a ship shore communication module, a remote monitoring and management module, a ship information management module, a ship shore station VDR module, a KPI auxiliary analysis module, a remote diagnosis and maintenance module and a display module. Personalized services can be provided for users, KPI auxiliary analysis is provided for the users, equipment state and alarm notification services are provided for shipholders, healthy operation of equipment is guaranteed, ship monitoring on shore bases is achieved, energy consumption, navigation routes, equipment states, operation specifications and other aspects of ships are effectively managed, and the ship navigation efficiency and safety are improved.