New Ulm, Minnesota Police and Jail Information. New Ulm is a city in Brown County, Minnesota. According to the United States Census Bureau, the city has a total area of 10.13 square miles (26.24 sq. km). The City of New Ulm had a population of approximately 13,522 in the year 2010. The mayor of New Ulm, Minnesota is Robert J. Beussman.
Brown County SD Jail is a county jail, so most of the inmates at Brown County SD Jail will be post trial convicts serving medium sentences that that were too long for short term police department jail stays, but not long enough to justify transfer to a South Dakota State prison facility.