here's an AI summary in response to the political leanings of such residents...
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AI Overview
Generally considered liberal
The Upper East Side of Manhattan is generally considered liberal. It tends to vote Democratic in elections, with a significant portion of its population being educated and affluent. While it has a mix of Republican voters, the overall political climate is predominantly liberal, with a strong presence of liberal voters and policies.
The last time the Upper East Side voted Republican in a presidential election was in 1920. Since then, the area has consistently voted Democratic in presidential elections...
(Somehow miss the part where I said I had actually lived there?)