A vehicle rear seat, comprising: a plurality of seats (11R, 11C, 11L), which is configured to be arranged side by side in a vehicle width direction in a rear seat row located in a rear side in a vehicle; and a seating detection device, the seating detection device comprising: a first seating sensor (20R, 20L) installed in each (11R, 11L) of opposite ends of the plurality of seats (11R, 11C, 11L), the first seating sensor being located in a seating surface portion (12R, 12L) of the corresponding seat; and a plurality of first load detection switches (C1, C2, C3, C4) installed in the first seating sensor (20R, 20L) to be brought into a conducting state when a predetermined load is applied thereto, the plurality of first load detection switches being arranged side by side in the vehicle width direction, wherein, among the plurality of first load detection switches, two adjacent first load detection switches, which are installed at any one side of a first reference line, which extends in a vehicle longitudinal direction of the seating surface portion, in the vehicle width direction, are connected in series, and two adjacent first load detection switches (C2, C3), which are connected in parallel and arranged with the first reference line being interposed therebetween, and two first load detection switches (C1, C4), which are connected in parallel and installed at opposite ends, are connected in series. a plurality of seats (11R, 11C, 11L), which is configured to be arranged side by side in a vehicle width direction in a rear seat row located in a rear side in a vehicle; and a seating detection device, the seating detection device comprising: a first seating sensor (20R, 20L) installed in each (11R, 11L) of opposite ends of the plurality of seats (11R, 11C, 11L), the first seating sensor being located in a seating surface portion (12R, 12L) of the corresponding seat; and a plurality of first load detection switches (C1, C2, C3, C4) installed in the first seating sensor (20R, 20L) to be brought into a conducting state when a predetermined load is applied thereto, the plurality of first load detection switches being arranged side by side in the vehicle width direction, a first seating sensor (20R, 20L) installed in each (11R, 11L) of opposite ends of the plurality of seats (11R, 11C, 11L), the first seating sensor being located in a seating surface portion (12R, 12L) of the corresponding seat; and a plurality of first load detection switches (C1, C2, C3, C4) installed in the first seating sensor (20R, 20L) to be brought into a conducting state when a predetermined load is applied thereto, the plurality of first load detection switches being arranged side by side in the vehicle width direction, wherein, among the plurality of first load detection switches, two adjacent first load detection switches, which are installed at any one side of a first reference line, which extends in a vehicle longitudinal direction of the seating surface portion, in the vehicle width direction, are connected in series, and two adjacent first load detection switches (C2, C3), which are connected in parallel and arranged with the first reference line being interposed therebetween, and two first load detection switches (C1, C4), which are connected in parallel and installed at opposite ends, are connected in series.