Armstrong also served three years as warden for Carleton County.

He was named registrar for Carleton County in 1879.

In 1849, the district was replaced by Carleton County.

The street follows one of the meridian lines first laid out when Carleton County was surveyed.

He also served as the first sheriff for Carleton County.

Marlborough was located in the southern part of Carleton County.

In 1800, it became part of Carleton County and was incorporated as a township in 1850.

In 1866, he served as warden for Carleton County.

He owned a number of cheese factories in Carleton County.

He was named a judge for Carleton County in 1873.