Bushey is a town in the Hertsmere borough of Hertfordshire in the East of England. It had a population of 25,328 in the 2011 census, rising to 28,416 in the 2021 census, an increase of 12.19%. This makes Bushey the second most populated town in Hertsmere. Bushey Heath is a large neighbourhood south east of Bushey on the boundary with the London Borough of Harrow reaching elevations of 165 metres (541 ft) above sea level.