2020 Mazda CX-3 Sport Price: $18,900 10011 Spencer Rd, Saint Peters, MO 63376 More Saint Peters, MO Mazda CX-3's 2022 $24,417 32,155 Miles 2023 $28,203 9,260 Miles 2024 $27,447 8,077 Miles 2022 $24,162 34,954 Miles 2024 $27,459 7,190 Miles 2019 $18,400 47,748 Miles