Dealer

Seacoast Mazda

Explore a wide selection of high-quality used and certified pre-owned vehicles at Seacoast Mazda – your trusted auto dealership in Portsmouth, NH.









Dealers
40 cars found
Used 26,475 mi

2024 GMC Sierra 1500 AT4

Portsmouth, NH
Diesel
Automatic
AWD
$58,495
or $1,019/mo
Used 33,175 mi

2024 GMC Sierra 1500 Denali

Portsmouth, NH
Diesel
Automatic
AWD
$57,495
or $1,002/mo
Used 28,270 mi

2024 GMC Sierra 3500HD Denali

Portsmouth, NH
Diesel
Automatic
AWD
$73,995
or $1,289/mo
Used 34,036 mi

2024 GMC Sierra 1500 Denali

Portsmouth, NH
Diesel
Automatic
AWD
$56,995
or $993/mo
Certified 4,780 mi

2025 Mazda CX-5 Carbon Turbo

Portsmouth, NH
Gasoline
Automatic
AWD
$35,995
or $627/mo
Used 33,241 mi

2023 GMC Sierra 1500 Denali

Portsmouth, NH
Gasoline
Automatic
AWD
$56,995
or $993/mo
Certified 5,463 mi

2025 Mazda CX-50 Premium Plus

Portsmouth, NH
Gasoline
Automatic
AWD
$36,995
or $644/mo
Certified 5,863 mi

2025 Mazda CX-50 Premium

Portsmouth, NH
Gasoline
Automatic
AWD
$31,495
or $549/mo