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East Raisinville is a former settlement located in the eastern portion of the township along the
Lake Shore and Michigan Southern Railway. A post office named "Atkinson" opened on May 22, 1829, and was renamed East Raisinville on January 20, 1838. The post office closed on November 24, 1868. •
Grape is an
unincorporated community located in the central portion of the township along North Custer Road (formerly
M-130) at . The community had its own post office from June 1, 1887, to October 15, 1906. The community was named after the township, as
raisin is French for grape. •
Hamlin is a former community located along the railway line within the township. The community was named after then-vice president
Hannibal Hamlin, and the community received a post office on March 28, 1862. The Hamlin post office was transferred to Raisinville on October 2, 1876. •
Ida is an unincorporated community and
census-designated place on the southern boundary of the township at . Most of the community is located south of Ida West Road in
Ida Township, while small development extends north of the township boundary. The Ida 48140 ZIP Code serves a small portions of Raisinville Township. •
North Raisinville is a former settlement located in the northern portion of the township. It was originally known as "Taylorsville" after Amos Taylor, who became the first postmaster on March 6, 1833. The post office was renamed to North Raisinville on January 20, 1838, and closed on March 19, 1879. •
Raisinville was the first settlement in the township when Colonel John Anderson came to the area in 1822, and Blanchard became the first permanent settler in 1823. The community and township were named after the
River Raisin, and the township was organized that same year. The community was located about east of
Dundee. The Raisinville post office opened in June 1825 but closed on March 20, 1828. It reopened under the name "West Raisinville" on November 28, 1832, but changed back to Raisinville on July 24, 1833. The name changed once again back to West Raisinville on January 20, 1838, until it closed on February 17, 1842. The Hamlin post office was transferred to Raisinville on October 2, 1876, and ultimately closed on October 15, 1906. •
Strasburg is an unincorporated community located at the intersection of West Dunbar Road and Strasburg Road in the southeast portion of the township at . It was first settled in 1828, as a location for lime kiln. A community eventually developed, and a post office was established on June 24, 1874, but soon discontinued on July 11, 1876. The Lake Shore & Michigan Southern Railroad built a line through the area in 1878, the post office was restored on February 12, 1879, until 1922. ==Geography==