New Richland is a city in Waseca County, Minnesota, United States. The city was founded in 1877. The population was 1,203 at the 2010 cens…New Richland is a city in Waseca County, Minnesota, United States. The city was founded in 1877. The population was 1,203 at the 2010 census. New Richland was platted in 1877, taking its name from New Richland Township, which was named after Richland County, Wisconsin. The city contains one property listed on the National Register of Historic Places, the 1902 New Richland Odd Fellows Hall.