Clinton County is named for DeWitt Clinton, who was a Governor of New York and Vice President of the United States
Surrounding County and Canada Courthouses:
N – Quebec, Canada
E – Grand Isle County, Vermont and Chittenden County, Vermont
S – Essex County
W – Franklin County
Created: March 7, 1788 
County Seat:
Plattsburgh 1788 – present
Old County Courthouse – Plattsburgh
Location: 133 Margaret Street / Court Street
Built: 1889 – 1890
Style: Italianate and Romanesque Revival
Architect: M F Cummings
Contractor: Brown Brothers
Description: The building faces east and is a two story red colored brick and stone structure. The building is located on landscaped grounds in the center of Plattsburgh. The east front has a projecting center section with stone arch at the entrance and stone walls rising to red colored brick and a small pediment. Behind rises a large square bell tower with steep roof. The main building has stone walls rising to red brick on the second story. There are large arched windows on either side of the bell tower. The base of the building is course stone. On the north side is the two story red colored brick Clerk’s Office.
See: National Register of Historic Places – Clinton County Courthouse
County Courthouse – Plattsburgh
Location: 157 Margaret Street / Cornela Street
Built: 1975 – 1976
Style: Modern
Architect: Jeremiah Oosterbaan
Contractor: Murnane Associates of Plattsburgh
Description: The building faces east and is a three story red colored brick and concrete structure. The building is located on landscaped grounds ion the center of Platsburgh to the north of the old courthouse. The east front has an overhang above the recessed glass entrance. The second and third story windows are recessed. The center section of the building extends from the main building. The roof line is flat. The building is named as the Clinton County Government Center.
History: The county was created in 1788 and Plattsburgh became the county seat in 1788. The first courthouse was a log blockhouse originally built as a jail. The second courthouse was built in 1803 at a cost of $2,751. The courthouse was burned by British troops in 1814. The third courthouse was built in 1815 to 1816 and burned in 1836. No courthouse was built until the fourth and present courthouse was constructed in 1889 to 1890. The County Government Center was constructed in 1975 to 1976.
County Courthouse - Plattsburgh
Old County Clerk’s Office - Plattsburgh
County Government Center - Plattsburgh
Photos taken 2010