
Red Rock Casino, Resort and Spa
Best for quieter, resort-style stays near outdoor recreation and a family-friendly program.
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Red Rock Casino, Resort and Spa is a relaxed, locally focused five-star resort in Summerlin with family-friendly facilities and easy access to Red Rock Canyon; this guide is for travelers who want a quieter Vegas base with resort amenities. The Cosmopolitan Of Las Vegas is a trendy, Strip-front five-star lifestyle resort known for its restaurants, nightlife, and terrace rooms; read on if you want a social, central Strip experience with many dining and club options.
Updated · about 16 km (10 miles) apart

Best for quieter, resort-style stays near outdoor recreation and a family-friendly program.

Best for social travelers who want to be on the Las Vegas Strip with many restaurants, bars, and balcony-style rooms.
When Red Rock Casino, Resort and Spa wins: choose Red Rock if you want a lower-key, resort campus outside the Strip (close to Downtown Summerlin and Red Rock Canyon), easier parking, family-friendly entertainment, and a large spa and seasonal pool complex.
When The Cosmopolitan Of Las Vegas wins: choose The Cosmopolitan if you want to be in the middle of the Strip action with lots of signature restaurants, nightlife, balcony/terrace rooms, and a compact location steps from major Strip attractions.
Bottom line: both are five-star casino resorts with strong dining scenes; pick Red Rock for relaxed, locals-oriented resort life and outdoor access, and pick The Cosmopolitan for a trendy, social Strip stay with lively dining and nightlife.
| Category | Red Rock Casino, Resort and Spa | The Cosmopolitan Of Las Vegas |
|---|---|---|
| Overall vibe | Relaxed, resort campus geared to locals and families | Trendy, social, nightlife- and dining-driven on the Strip |
| Location | Summerlin, about 10 miles west of the Strip; walkable to Downtown Summerlin | On the Las Vegas Strip (3708 Las Vegas Blvd S), steps from Bellagio and CityCenter |
| Size (rooms) | 795 rooms | 3,032 rooms |
| Check-in age | 21+ to check in (one 21+ must stay in each room) | |
| Pools | Seasonal multi-acre pool complex with cabanas, lifeguards, adults-only pool option | Outdoor seasonal pools with poolside bars and two poolside bars noted |
| Restaurants & bars | 12 restaurants and 14 bars and lounges (T-Bones Chophouse, Osteria Fiorella, Yard House, Lucky Penny) | 18 restaurants and 8 bars/lounges (Beauty & Essex among signature venues); 3 coffee shops/cafes |
| Spa & wellness | The Spa at Red Rock — 25,000 sq ft with steam rooms, sauna, cold plunge, outdoor spa pool and classes | Full-service spa with treatment rooms, Turkish bath/Hammam, and hair salon |
| Casino & gaming | About 100,000 sq ft casino (roughly 50 tables) with sportsbook and bingo | Casino floor ~110,000 sq ft with about 1,300 slot machines and 83 gaming tables |
| Meeting & event space | Large meeting and ballroom spaces including Red Rock Ballroom and multiple ballrooms; extensive wedding/event venues | 150,000 sq ft of conference space and 40 meeting rooms |
| Nearby attractions | Direct access to Downtown Summerlin and short drive to Red Rock Canyon | Steps from Fountains of Bellagio, Crystals at CityCenter and many Strip shows |
Red Rock sits in Summerlin, roughly a 20-minute drive from the Strip and a short walk to Downtown Summerlin.
Choose Red Rock if you want a quieter base near shopping and outdoor options rather than central Strip crowds.
The Cosmopolitan is on the heart of the Las Vegas Strip, within walking distance of major Strip landmarks.
Choose The Cosmopolitan to maximize time on the Strip and for walkable access to restaurants, shows, and nightlife.
Red Rock offers a range of room types and suite sizes across a mid-size resort footprint.
Red Rock is smaller and more resort-focused — good if you prefer fewer crowds and a campus feel.
The Cosmopolitan has a large inventory with many terrace and suite options, including terrace fountain-view rooms.
The Cosmopolitan offers many room categories and terrace rooms if you want a private outdoor step from your room on the Strip.
Red Rock emphasizes a mix of casual and signature restaurants with local favorites.
Red Rock suits guests who want a broad but approachable dining roster with both casual and fine-dining choices.
The Cosmopolitan is known for an extensive and high-profile restaurant scene.
Choose The Cosmopolitan if you prioritize high-profile and late-night dining tied to Strip nightlife.
Red Rock's seasonal pool complex emphasizes a resort experience with family and adults-only options.
Red Rock is best for families and mixed groups who want a full resort-pool day with quieter adult areas available.
The Cosmopolitan offers outdoor seasonal pools and a lively poolside scene tied to its Strip location.
The Cosmopolitan is ideal if you want a pool as part of the Strip's social and nightlife programming.
Red Rock focuses on a large spa and family entertainment options on a resort campus.
Red Rock is for travelers who want substantial spa/wellness facilities plus family entertainment in one place.
The Cosmopolitan pairs a full-service spa with an emphasis on nightlife and restaurants.
The Cosmopolitan is better if you want a spa plus easy access to high-energy nightlife and Strip entertainment.

Red Rock — bowling, kids' club, arcade, big pool complex and family-friendly dining make it easy for families to stay on property.

The Cosmopolitan — steps from Bellagio, CityCenter and Strip shows; ideal if you want to walk to major attractions.

Red Rock — much closer to Red Rock Canyon and outdoor day-trip options.

The Cosmopolitan — known for its high-profile restaurants, bars and terrace-room social scene.
Red Rock is more family-friendly with a kids' club, bowling alley, arcade and family-oriented pool areas; it also allows up to three children 17 and under to stay free with an adult.
The Cosmopolitan is on the Las Vegas Strip; Red Rock is about a 20-minute drive west of the Strip.
Yes. Red Rock has The Spa at Red Rock (25,000 sq ft) with wet areas and classes; The Cosmopolitan also has a full-service spa with treatment rooms and a Turkish bath/Hammam.
No. Both properties welcome adults and families, though spa wet areas and some pool experiences may have age minimums; both require a minimum age of 21 to check in.
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