ALDENHAM, a parish in the hundred of CASHIO, or liberty of ST-ALBANS, county of HERTFORD, 2 miles (N. E. by E.) from Watford, containing, with the hamlet of Theobald-Street, which is in the hundred of Dacorum, 1399 inhabitants. The living is a vicarage, in the archdeaconry of Huntingdon, and diocese of Lincoln, rated in the king's books at £24, and in the patronage of the Trustees of P. Thelluson, Esq. The church, dedicated to St. John the Baptist, is built in the early- English style. In the 31st of Elizabeth, Richard Platt founded and endowed six almshouses, also a free grammar school for sixty children, to be chosen from among the poor of Aldenham and the families of freemen of the Brewers' Company, London; and, in default of the full number of scholars from Aldenham, the choice to be extended to the adjacent parishes, the children of the founder's name and kin to have the preference. The Master and Wardens of the Brewers' Company are the governors, and elect the master, who must have taken the degree of M.A. The annual income of the whole charity is £857. 4. 6.; of this sum the master receives £80 per annum, with a rent-free residence and a supply of coal, and the usher £40; forty-five boys are taught on the foundation.