15 famous people were born within 35 miles of Ridgefield
Closest of all is Todd Alcott, from Crystal Lake, 3 mi away. Over the border in Crystal Lake, 16 names are on record, led by Todd Alcott. The best known of them is John Brzenk, with articles in 12 languages. The list for Ridgefield is empty for now.
From Wikidata and Wikipedia: people whose birthplace is Ridgefield and whose English Wikipedia article agrees, ranked by how many Wikipedia languages cover each person. Nearby people are those born in a town within 35 miles; distances are town center to town center. People known mainly for crimes, and adult performers, aren’t listed. “The usual town” = everyone born in the towns gathered so far.