 At his death, he died insolvent, leaving $2,762.His widow died the following year on November 14, 1846, leaving a personal fortune of £186,000 (roughly equivalent to $19.9 million).Through his youngest daughter Emily, his only child to have children, he was a grandfather of four, including Charles Carroll MacTavish (1818–1868), who married Marcella Scott (a daughter of Gen. Winfield Scott); Mary Wellesley MacTavish (1826–1850), who married Hon.