Monroe has yet to put a famous person on the list
No town in South Dakota lists more than Sioux Falls, with 54. Rapid City has the second-longest list in South Dakota, after Sioux Falls, with 46. Across South Dakota, 124 towns list someone born there.
Who’s listed here
Famous people come from Wikidata (people whose birthplace is Monroe), checked against each person’s English Wikipedia article and ranked by how many Wikipedia languages cover them. Nobody born in Monroe has passed that check yet, and nobody born within 35 miles is listed.
From Wikidata and Wikipedia: people whose birthplace is Monroe and whose English Wikipedia article agrees, ranked by how many Wikipedia languages cover each person. People known mainly for crimes, and adult performers, aren’t listed. “The usual town” = everyone born in the towns gathered so far.