Some things successful beingness should beryllium experienced successful private. Sex, for example. Colonoscopies. But eating successful fancy restaurants and hanging retired successful beauteous spaces should not beryllium backstage affairs. Sadly, New York is becoming a spot wherever specified pleasures are reserved for the privileged few.

The Big Apple historically is the astir nationalist of large cities. Except for a fistful of clubs for alumni of Harvard, Yale and different Ivy League institutions, astir everything is unfastened to those who tin spend a nighttime retired — adjacent if it means waiting at the velvet rope.

But suddenly, members-only places catering to planetary carpetbaggers are clogging the pages of Page Six. As a lifelong New Yorker, this offends me. No, it infuriates me. Pretentious, exclusionary establishments are exactly what our brave, embattled metropolis does not need.

Public Offender No. 1 is Casa Cipriani, a mammoth, members-only hotel, edifice and lounge atop the Battery Maritime Building downtown. Its numerous, Art Deco-inspired eating rooms, bars and terrace lounges are magnificent to behold, some indoors and out.  Guests bask stupendous East River and skyline views. The Venetian-themed paper whips the arugula disconnected those astatine lesser Ciprianis.

Behind Casa Cipriani’s elegantly restored facade is simply a club, restaurant, spa and edifice off-limits to each but the deepest-pocketed swells.Courtesy of Casa Cipriani

But it’s off-limits unless you’re a nine member, oregon you wage upwards of $800 a nighttime for 1 of 47 impermanent rooms. This, adjacent though the spot is owned by the city, which put up tens of millions successful payer funds to restore the aged ferry terminal to enactment the caller operation connected apical of it.

What a slap successful the look of New Yorkers who were led to expect a normal, open-to-all edifice and enactment venue astatine the site.

“Casa,” which means “house” successful Spanish and Italian, won’t beryllium unfastened to mean New Yorkers astatine Casa Cruz either.

Mayor Eric Adams is simply a regular astatine Zero Bond, a backstage nine wherever introduction fees and yearly dues tin scope adjacent to $10,000.Getty Images for Haute Living

Last week, 2 curious, fashionably-dressed young women who weren’t members were fto into the invitingly-lit nine connected East 61st Street by a affable doorman (who’s apt been fired since). Led to judge they were welcome, the women took seats astatine the bar upstairs — lone to beryllium icily booted due to the fact that they didn’t belong.

Mayor Eric Adams’ favourite after-hours haunt is Zero Bond. An initiation interest of up to $4,000 positive yearly dues up to $4,000 won’t warrant entranceway to “two floors of plush lounges, backstage eating rooms, omakase restaurant, screening country and library,” The New York Times reported.

The blessing of a rank committee is besides required to bask what laminitis Scott Sartiano calls “a New York mentation of a London club.”

The expansive excavation astatine the caller Aman edifice successful New York, wherever an entry-level impermanent country volition acceptable you backmost $3,200 — not including breakfast. You tin besides enactment if you articulation the backstage nine for $200,000. Aman New York

Bloody ridiculous, if you inquire me.

That’s not all. Nightlife mogul Robin Birley, whose look was erstwhile scarred by a tiger, wants to launch a glamorous members-only nine astatine 828 Madison Ave., modeled connected his impenetrable 5 Hertford Street successful London. And Carbone, wherever it’s already intolerable to snag a reservation, is readying to unfastened a members-only Carbone astatine Hudson Yards on with a Japanese restaurant. Dubbed ZiZi’s Club, it volition be an offshoot of the owners’ backstage nine successful Miami.

The barroom astatine 5 Hertford Street, a notoriously exclusive backstage nine successful London whose owner, Robin Birley, hopes to unfastened a likewise styled hideaway connected the Upper East Side. Getty Images for Pace London

Meanwhile, don’t adjacent deliberation astir checking retired the caller Aman edifice successful the Crown Building connected Fifth Avenue. Unlike astatine immoderate different edifice successful the city, Aman’s restaurant, jazz club, lounges and adjacent the lobby are accessible lone to country guests who wage $3,200-and-up a nighttime oregon bargain a $200,000 nine membership. The hotel’s doormen are dressed similar Secret Service agents and defender the velvet enactment connected East 57th Street similar Fort Knox, chasing would-be explorers distant with a sneer.

It’s casual to gag astir the “private” metastasis. But it’s a crab connected New York City’s DNA. It exploits a deranged wistfulness for what New York City ne'er had but titillates elitists: a people system. From the archetypal Dutch settlements to today’s 200-language metropolis, we are astir inclusion, not exclusion.

Also jumping connected the members-club bandwagon are the folks down ultra-pricey Italian eatery Carbone (above), who are readying a backstage abstraction successful Hudson Yards modeled aft 1 already moving successful Miami. Gabi Porter

We measurement occurrence successful our accomplishments, not successful initiation fees and the whims of  “membership committees.” If we tin marque it here, we tin marque it anywhere, and we don’t request backstage clubs to beryllium it.

scuozzo@nypost.com