How many letters does the top answer for “home of cotton club” have?

The most common answer is manhattan (9 letters).

Crossword clue: home of cotton club

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

manhattan 9 letters wd-fact-v3

one of the five boroughs of New York City

author of the cotton club 50% similar → cage, coppola

home of cotton bowl 50% similar → fairpark

wrote the cotton club 50% similar → cage, coppola