Greenwich, Connecticut
en.wikipedia.org

...It is the largest town on Connecticut's affluent Gold Coast. Greenwich is home to many hedge funds and financial services firms due to its residential setting and proximity to New York City.[4][5] ...

Wealth

Greenwich is home to three of the wealthiest zip codes in Connecticut, 06878, 06830 and 06831, with average adjusted gross incomes of $754,990, $638,560 and $721,550 ...

Voting History

Greenwich, Connecticut was a mostly Democrat jurisdiction up through 1892, voting for the Democrat in 13 of the 17 presidential elections from that party's founding in the mid-1820s up through 1892. Then the GOP would win Greenwich in 27 of the 28 presidential elections from 1896 to 2004, and in three of the last four presidential elections, the Democrat has carried the town.

The largest share of the vote received by a Democratic presidential candidate is the 64.56% of the vote received by Martin Van Buren in 1836, the largest share of the vote received by a Republican presidential candidate is the 78.25% of the vote received by Dwight D. Eisenhower in 1956, and the largest percentage of the vote receive by third-party presidential candidates was the 27.61% of the vote received by the third-party candidates in the 1912 presidential election. Most prominently, Theodore Roosevelt under the Bull Moose Party.

The results of Greenwich in all 49 presidential elections since 1828 can be found below: ...

In summary, Greenwich voted Republican from 1968 through 2012, excepting 2008.

Then went Democratic in the years fmr Pres Trump ran, 2016 and 2020.

Many the uber-wealthy of Greenwich who did business in NYC knew fmr Pres Trump and eschewed from voting for him in the voting booth?

The City That Raised-- and Rejected -- Donald Trump (2020)
www.usnews.com

... New Yorkers knew Donald Trump first -- and they spurned him before many American voters did.

When Trump was elected in 2016, it was his first serious venture into electoral politics. In the half-century before his election, the then 70-year-old Trump had been a real estate developer, serial entrepreneur and reality television star.

Back then, Trump's personal story and style were deeply intertwined with New York. After winning the election, he floated the idea of remaining at least part-time in his home in Trump Tower on Manhattan's Fifth Avenue rather than moving entirely into the White House.

As a New Yorker whose mother and grandparents were also born here, I have long observed Donald Trump's strange relationship with our shared hometown. Trump may seem like a quintessential New Yorker, but he is in some respects a non-New Yorker's idea of a New Yorker. He is brash, speaks his mind and is not given to unnecessary politesse, all stereotypes about this city.

But Trump was always difficult to place into New York's cultural geography. ...