A pneumatic tire, provided with a tread formed from a rubber composition, the rubber composition comprising: a rubber component, silica, and a silane coupling agent represented by Formula below, the rubber component comprising, based on 100% by mass of the rubber component, not less than 5% by mass of a conjugated diene polymer containing a constituent unit based on a conjugated diene and a constituent unit represented by Formula below, at least one terminal of the polymer being modified with at least one compound selected from the group consisting of a compound represented by Formula below, a compound containing a group represented by Formula below, a compound represented by Formula below, a silicon compound containing at least one of a group represented by Formula below or a group represented by Formula below, and a compound containing a group represented by Formula below, the rubber composition comprising the silica in an amount of 5 to 150 parts by mass relative to 100 parts by mass of the rubber component, (C p H 2p+1 O) 3 Si-C q H 2q -S-CO-C k H 2k+1 wherein p represents an integer of 1 to 3; q represents an integer of 1 to 5; and k represents an integer of 5 to 12, wherein X 1, X 2, and X 3 each independently represent a group represented by Formula (Ia) below, a hydroxy group, a hydrocarbyl group, or a substituted hydrocarbyl group, and at least one of X 1, X 2, and X 3 is a hydroxy group or a group represented by the following Formula (Ia): wherein R 1 and R 2 each independently represent a C 1-6 hydrocarbyl group, a C 1-6 substituted hydrocarbyl group, a silyl group, or a substituted silyl group, and R 1 and R 2 may be bonded to each other to form a cyclic structure together with the nitrogen atom, wherein n represents an integer of 1 to 10; R 11, R 12, and R 13 each independently represent a C 1-4 hydrocarbyl group or a C 1-4 hydrocarbyloxy group, and at least one of R 11, R 12, and R 13 is a hydrocarbyloxy group; and A 1 represents a nitrogen atom-containin functional group, wherein p represents an integer of 0 or 1; T represents a C 1-20 hydrocarbylene group or a C 1-20 substituted hydrocarbylene group; and A 2 represents a nitrogen atom-containing functional group, wherein g represents an integer of 1 to 10; R 21 represents a hydrogen atom, a C 1-6 hydrocarbyl group, or a C 1-6 substituted hydrocarbyl group; A 3 represents an oxygen atom or the following group: -NR 22 - where R 22 represents a hydrogen atom or a C 1-10 hydrocarbyl group; and A 4 represents a functional group containing at least one of a nitrogen atom or an oxygen atom, wherein w represents an integer of 1 to 11; and A 5 represents a nitrogen atom-containing functional group. a rubber component, silica, and a silane coupling agent represented by Formula below, the rubber component comprising, based on 100% by mass of the rubber component, not less than 5% by mass of a conjugated diene polymer containing a constituent unit based on a conjugated diene and a constituent unit represented by Formula below, at least one terminal of the polymer being modified with at least one compound selected from the group consisting of a compound represented by Formula below, a compound containing a group represented by Formula below, a compound represented by Formula below, a silicon compound containing at least one of a group represented by Formula below or a group represented by Formula below, and a compound containing a group represented by Formula below, the rubber composition comprising the silica in an amount of 5 to 150 parts by mass relative to 100 parts by mass of the rubber component,