A hybrid vehicle (100, 100A), comprising: an engine adapted to operate on fuel combustion; power generating means (30-1, 34-1) capable of generating electric power, said power generating means (30-1, 34-1) configured to receive power generated by the operation of said engine; a power storage unit adapted to be charged by the electric power from said power generating means (30-1, 34-1); driving force generating means (30-2, 34-2) configured to generate driving force from the electric power from at least one of said power generating means (30-1, 34-1) and said power storage unit; external charging means (30-1, 30-2, 34-1, 34-2, 40) electrically connected to an external power supply, adapted to charge said power storage unit by said external power supply; and a control unit (2, 2A) configured to control vehicle driving force to be generated in accordance with a driver's request, and to control electric power charged/discharged at said power storage unit; wherein said control unit (2, 2A) is adapted to control the hybrid vehicle (100, 100A) in a first running mode until a value of state of charge of said power storage unit attains a value lower than a prescribed value, and is adapted to make a transition to a second running mode when said value of state of charge becomes lower than the prescribed value; and in said first running mode, charging of said power storage unit by said power generating means (30-1, 34-1) using power received by said power generating means (30-1, 34-1) from said engine does not take place, characterized in that in said second running mode, charging of said power storage unit by said power generating means (30-1, 34-1) is allowed such that said value of state of charge is maintained in a prescribed range with a prescribed control center value being a center of the prescribed range; and said control unit (2, 2A) includes control center value changing means (202, 204, 206, 208, 210; 202, 204, 206, 209, 210A) configured to change said control center value in accordance with an external charge execution degree being a degree of executing charging of said power storage unit by said external charging means (30-1, 30-2, 34-1,34-2,40), and the external charge execution degree includes any of an interval at which external charging is executed, and a number of executions of external charging in a prescribed period or in a prescribed running distance. an engine adapted to operate on fuel combustion; power generating means (30-1, 34-1) capable of generating electric power, said power generating means (30-1, 34-1) configured to receive power generated by the operation of said engine; a power storage unit adapted to be charged by the electric power from said power generating means (30-1, 34-1); driving force generating means (30-2, 34-2) configured to generate driving force from the electric power from at least one of said power generating means (30-1, 34-1) and said power storage unit; external charging means (30-1, 30-2, 34-1, 34-2, 40) electrically connected to an external power supply, adapted to charge said power storage unit by said external power supply; and a control unit (2, 2A) configured to control vehicle driving force to be generated in accordance with a driver's request, and to control electric power charged/discharged at said power storage unit; wherein said control unit (2, 2A) is adapted to control the hybrid vehicle (100, 100A) in a first running mode until a value of state of charge of said power storage unit attains a value lower than a prescribed value, and is adapted to make a transition to a second running mode when said value of state of charge becomes lower than the prescribed value; and in said first running mode, charging of said power storage unit by said power generating means (30-1, 34-1) using power received by said power generating means (30-1, 34-1) from said engine does not take place, characterized in that in said second running mode, charging of said power storage unit by said power generating means (30-1, 34-1) is allowed such that said value of state of charge is maintained in a prescribed range with a prescribed control center value being a center of the prescribed range; and said control unit (2, 2A) includes control center value changing means (202, 204, 206, 208, 210; 202, 204, 206, 209, 210A) configured to change said control center value in accordance with an external charge execution degree being a degree of executing charging of said power storage unit by said external charging means (30-1, 30-2, 34-1,34-2,40), and the external charge execution degree includes any of an interval at which external charging is executed, and a number of executions of external charging in a prescribed period or in a prescribed running distance.