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
Certified 3,532 mi

2025 Mazda CX-5 S Select Package

Portsmouth, NH
Gasoline
Automatic
AWD
$29,495
or $514/mo
Certified 4,740 mi

2025 Mazda MX-5 Miata Grand Touring

Portsmouth, NH
Gasoline
Automatic
RWD
$35,995
or $627/mo
Used 5,413 mi

2024 GMC Sierra 1500 AT4X

Portsmouth, NH
Gasoline
Automatic
AWD
$70,995
or $1,237/mo
Used 1,462 mi

2025 GMC Sierra 1500 AT4X

Portsmouth, NH
Gasoline
Automatic
AWD
$73,995
or $1,289/mo
Used 7,058 mi

2025 BMW X5 40i

Portsmouth, NH
Gasoline
Automatic
AWD
$64,999
or $1,132/mo
Certified 25,059 mi

2023 Mazda MX-5 Miata RF Grand Touring

Portsmouth, NH
Gasoline
Automatic
RWD
$28,995
or $505/mo
Certified 2,110 mi

2024 Mazda MX-5 Miata Grand Touring

Portsmouth, NH
Gasoline
Automatic
RWD
$34,995
or $610/mo
Used 7,663 mi

2024 GMC Yukon AT4

Portsmouth, NH
Gasoline
Automatic
AWD
$70,995
or $1,237/mo
Used 232 mi

2025 GMC Sierra 2500HD Denali

Portsmouth, NH
Diesel
Automatic
AWD
$82,495
or $1,437/mo
Used 13,981 mi

2024 GMC Sierra 2500HD Denali

Portsmouth, NH
Diesel
Automatic
AWD
$74,995
or $1,306/mo
Used 9,869 mi

2024 GMC Sierra 2500HD AT4

Portsmouth, NH
Diesel
Automatic
AWD
$76,995
or $1,341/mo
Certified 9,402 mi

2023 Mazda MX-5 Miata Grand Touring

Portsmouth, NH
Gasoline
Automatic
RWD
$28,995
or $505/mo
Used 23,196 mi

2024 GMC Sierra 1500 Denali Denali

Portsmouth, NH
Diesel
Automatic
AWD
$57,995
or $1,010/mo
Certified 18,850 mi

2024 Mazda MX-5 Miata RF Grand Touring

Portsmouth, NH
Gasoline
Automatic
RWD
$34,695
or $604/mo
Used 9,127 mi

2024 GMC Sierra 1500 Denali Denali

Portsmouth, NH
Diesel
Automatic
AWD
$61,495
or $1,071/mo
Used 9,133 mi

2024 GMC Yukon Denali

Portsmouth, NH
Diesel
Automatic
AWD
$73,995
or $1,289/mo