Born in Bath, Maine (until 1820 a district of Massachusetts), Davis engaged in mercantile pursuits and became a shipowner in 1801. He served as member of the Massachusetts House of Representatives in 1803 and 1808-1812. He served as overseer of Bowdoin College from 1813 to 1818 and as president of Lincoln Bank in Bath in 1813.
He died in Bath, Maine, on April 20, 1831, and was interred in Maple Grove Cemetery.
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