A pneumatic tire (1, 11, 21) comprising a tread portion (2, 12, 22), wherein the tread portion (2, 12, 22) includes a plurality of circumferential grooves (3, 13, 23) continuously extending in a tire circumferential direction, and a plurality of land portions (4, 14, 24) demarcated by the plurality of circumferential grooves (3, 13, 23), the plurality of land portions (4, 14, 24) include at least one pattern land portion (6, 16, 26) on which axial grooves (5, 15, 25) are arranged in a number of N pitches in the tire circumferential direction so as to extend in a tire axial direction, and in a load-applied state where a load that is 80% of a standardized load is applied in a state where the pneumatic tire (1, 11, 21) is fitted on a standardized rim and adjusted to a standardized internal pressure, a ground-contact surface shape (2a, 12a, 22a) of the tread portion (2, 12, 22) has a first tread end, a second tread end, and a first ground-contact end edge (7, 17, 27) extending from the first tread end to the second tread end on one side in the tire circumferential direction, characterized in that the number of pitches N is not less than 85, and a first straight line connecting both ends in the tire axial direction of a portion, of the first ground-contact end edge (7, 17, 27), traversing the pattern land portion (6, 16, 26) satisfies the following formula, [Math. 1] 0.90 < = N L / w tan θ 1 < = 1.10 where N: number of pitches of the axial grooves (5, 15, 25) L: tire circumferential length at a tire equator (m) w: width in the tire axial direction of the pattern land portion (6, 16, 26) (m) θ1: angle of the first straight line with respect to the tire axial direction (°). the tread portion (2, 12, 22) includes a plurality of circumferential grooves (3, 13, 23) continuously extending in a tire circumferential direction, and a plurality of land portions (4, 14, 24) demarcated by the plurality of circumferential grooves (3, 13, 23), the plurality of land portions (4, 14, 24) include at least one pattern land portion (6, 16, 26) on which axial grooves (5, 15, 25) are arranged in a number of N pitches in the tire circumferential direction so as to extend in a tire axial direction, and in a load-applied state where a load that is 80% of a standardized load is applied in a state where the pneumatic tire (1, 11, 21) is fitted on a standardized rim and adjusted to a standardized internal pressure, a ground-contact surface shape (2a, 12a, 22a) of the tread portion (2, 12, 22) has a first tread end, a second tread end, and a first ground-contact end edge (7, 17, 27) extending from the first tread end to the second tread end on one side in the tire circumferential direction, characterized in that the number of pitches N is not less than 85, and a first straight line connecting both ends in the tire axial direction of a portion, of the first ground-contact end edge (7, 17, 27), traversing the pattern land portion (6, 16, 26) satisfies the following formula, [Math. 1] 0.90 < = N L / w tan θ 1 < = 1.10 where N: number of pitches of the axial grooves (5, 15, 25) L: tire circumferential length at a tire equator (m) w: width in the tire axial direction of the pattern land portion (6, 16, 26) (m) θ1: angle of the first straight line with respect to the tire axial direction (°). N: number of pitches of the axial grooves (5, 15, 25) L: tire circumferential length at a tire equator (m) w: width in the tire axial direction of the pattern land portion (6, 16, 26) (m) θ1: angle of the first straight line with respect to the tire axial direction (°).