Galt, a town of Waterloo Co., Ontario, Canada, situated on both sides of Grand river, near the mouth of Mill creek, and on the Gait and Guelph branch of the Great Western railway, 54 m. W. S. W. of Toronto; pop. in 1871, 3,827. It is situated in a rich agricultural district, and contains many handsome buildings. The water power is extensive, and there are several large flouring and saw mills, iron foun-deries and machine shops, and manufactories of agricultural implements, leather, paper collars, hardware, woollens, etc.