Is Bay Harbor Islands a dump?

The photos looks beautiful but wikipedia says incomes are very low and 13% below poverty line. I though the properties were very cheap for what they offer. https://www.bestofluxuryrealty.com/Bay-Harbor-Islands/1155-103rd-St-1C-Bay-Harbor-Islands-FL-33154-A10712678

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Update: contacted the agent. It's a co-op so that makes it a lot less attractive