He was born in Matilda Township, Dundas County, Upper Canada in 1790, the son of Peter Brouse, an United Empire Loyalist from Stone Arabia, Montgomery County, New York. He opened a general store on his property some time after 1814. A small community originally known as Matilda and later Iroquois, Ontario developed in the area.
During the 1820s, he built a gristmill, sawmill, shingle factory and woollen mill. From 1828-1876, he was postmaster in the area. In the same year, he was elected to the Legislative Assembly of Upper Canada for Dundas. In 1839, he became a captain in the 2nd Regiment of Dundas. In 1857, Iroquois was incorporated as a village and Brouse became its first reeve. He died in Iroquois in 1860.