BROMPTON, a hamlet in,the parish of KENSINGTON, Kensington division of the hundred of OSSULSTONE,. county of MIDDLESEX, 1 mile (S. W. by W.) from Hyde-Park Corner. The population is returned with the parish. Numerous dwelling-houses have been erected here within the last few years: it is lighted with gas, and supplied with water by the Chelsea Water Works- Company. A church, dedicated to the Holy Trinity, and intended as a district church for Old and New Brompton and Little Chelsea, -was built in 1828, partly by a grant of £5000 from the parliamentary commissioners: it is a handsome structure in the later style of English architecture, with a square embattled tower at the west end, and contains one thousand five hundred and five sittings, of which six hundred and six are free: the living is a perpetual curacy, in the archdeaconry of Middlesex, concurrently with the Consistorial Court of the Bishop of London, and diocese of London, and in the patronage of the Vicar of Kensington. A chapel of ease was erected here in 1769. There is a .meeting-house for Independents. A school for the education of one hundred boys was established in 1828, on the plan of those at Chatham, Devonport, and the Scotch public schools. Here was formerly a botanical garden, supported by subscription, but it has been converted into a nursery-ground, in common with a considerable portion of the ground in the immediate vicinity of Hale House, commonly called Cromwell House, and erroneously supposed to have been the residence of the Protector, is an ancient mansion belonging to the Earl of Harrington.