# Cosme Page: https://privatedinnerlist.com/restaurant/cosme JSON: https://privatedinnerlist.com/venues/cosme.json - Cuisine: Contemporary Mexican - Neighborhood: Flatiron (https://privatedinnerlist.com/private-dining/flatiron) - Space: Private Room - Capacity: Up to 14 seated; sleek black-walled PDR - Price range: $$$$ - Typical spend: $100+ per person - Google rating: 4.3 (3,175 reviews) - Address: 35 E 21st St, New York, NY 10010, USA - Phone: (315) 512-4131 - Website: https://cosmenyc.com - Hours: Monday to Wednesday 5:00 to 9:30 PM, Thursday to Saturday 5:00 to 10:00 PM, and Sunday 5:00 to 9:30 PM - Reservations: Takes reservations - Good for groups: Yes - Wheelchair access: Accessible entrance - Data updated: 2026-09-20 Chef Enrique Olvera's Flatiron stunner transforms group celebrations into intimate culinary journeys through his inventive contemporary Mexican cuisine, served in a sophisticated black-walled private dining room that feels both dramatic and welcoming. Your party of up to 14 will bond over show-stopping dishes like the famous corn husk meringue and duck carnitas, while the sleek, cocoon-like space creates the kind of memorable atmosphere that has everyone lingering long after the last mezcal toast. ## Group dining, from guest reviews Groups of 6 to 12 book the back private room or large tables for birthdays, client and colleague dinners, sharing family style. - The private room sits at the back of the restaurant and reviewers used it for a birthday dinner of 12. - Menu is a la carte and shared family style; servers advise how many dishes a group needs. - Reviewers report parties of 6, 7, 8 and 12, plus unspecified large groups ordering nearly the whole menu. - Cost signals are high: about 400 dollars for two in some reports, with a 2 hour table limit noted. What works: Back private room feels separate and quieter than the main dining room; Servers recommend the right number of dishes for the party size; Family style sharing with tortillas works well for a table; Pacing of shared courses praised by a party of 6. Watch out for: Two hour table limits and rushed endings reported, including in the private room; Main dining room gets very loud after 7pm; Service can be uneven with large parties; slow clearing and missed drink orders. Distilled from 70 Google reviews that mention a group, private room or celebration, read 2026-09-20. ## Questions **Does Cosme have a private dining room?** Yes. Cosme offers a private dining room for groups in Flatiron. Up to 14 seated; sleek black-walled PDR. **How much does it cost to book a private event at Cosme?** Guests at Cosme typically spend $100+ per person on a regular visit, according to Google, before drinks and tip. A private room or group booking is usually priced on a food and beverage minimum that scales from that per-head figure rather than a flat room fee. Minimums run higher on Friday and Saturday nights and through December. Contact Cosme for the current minimum and deposit terms. **When is Cosme open?** Cosme is open Monday to Wednesday 5:00 to 9:30 PM, Thursday to Saturday 5:00 to 10:00 PM, and Sunday 5:00 to 9:30 PM, serving brunch, lunch and dinner. The restaurant takes reservations for regular tables. Private rooms can often be booked outside these hours, including daytime events, so ask when you inquire. **What kind of restaurant is Cosme?** Cosme is a $$$$ Contemporary Mexican restaurant in Flatiron, New York City, rated 4.3 stars across 3,175 Google reviews. Google describes it as: Sleek Mexican spot with a big bar for locally sourced share plates, plus tequila and mezcal cocktails. It has a wheelchair accessible entrance. **What do guests say about group dining at Cosme?** Groups of 6 to 12 book the back private room or large tables for birthdays, client and colleague dinners, sharing family style. The private room sits at the back of the restaurant and reviewers used it for a birthday dinner of 12. Menu is a la carte and shared family style; servers advise how many dishes a group needs. Reviewers report parties of 6, 7, 8 and 12, plus unspecified large groups ordering nearly the whole menu. Cost signals are high: about 400 dollars for two in some reports, with a 2 hour table limit noted. Reviewers praise: back private room feels separate and quieter than the main dining room; servers recommend the right number of dishes for the party size; family style sharing with tortillas works well for a table; pacing of shared courses praised by a party of 6. Watch for: two hour table limits and rushed endings reported, including in the private room; main dining room gets very loud after 7pm; service can be uneven with large parties; slow clearing and missed drink orders. Based on 70 Google reviews of Cosme that mention a group, a private room or a celebration.