 He held that seat until the 1847 general election, when he did not stand again.Heron owned Stubton Hall, a large estate at Stubton (near Newark-on-Trent) on the border of Lincolnshire and Nottinghamshire.The estate had belonged to the Heron family from since 1789, and the 17th-century hall was extensively rebuilt in the early 19th century by Sir Robert.