Monmouth first appeared in Lloyd's Register in 1811 with Sursler, master, Nockles, owner, and trade London–Jamaica.

She sailed to Halifax, Nova Scotia, and later was reported to be late in arriving at Bermuda after having been in a gale.

On 3 March 1814 she had left Halifax for Bermuda in a small convoy under escort by HMS Epervier and Shelburne.

[6] The Register of Shipping for 1818 showed Monmouth with Stewart, master, and trade London–South Seas.

Lloyd's Register list of ships trading with India for 1826 shows Monmouth, J. Edghill, master, Nockells, owner, and destination Bengal.