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Hotel 505 River North Chicago, Illinois
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Hotel comparison guide

Hotel 505 River North vs The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago

Hotel 505 River North is a contemporary 4.5-star downtown Chicago hotel in River North with a heated 17th-floor pool and 261 rooms; read this if you want a River North-centered stay with on-site pool and family-friendly features. The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago is a stylish 4.5-star Luxury Collection property on Michigan Avenue; read this if you prefer a Magnificent Mile address and Luxury Collection service near the Riverwalk.

Updated · about 0.3 km apart

Rooftop terrace lounge seating with green cushions at Hotel 505 River North

Hotel 505 River North

River North · Heated 17th-floor pool · Family-friendly

Best for families and guests who want an on-site heated pool, straightforward meeting space, and a River North nightlife/gallery location.

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The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago, Chicago, Illinois

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago

Michigan Avenue · Luxury Collection · Rooftop terrace

Best for travelers who want a Luxury Collection stay on Michigan Avenue with easy access to the Magnificent Mile and the Chicago Riverwalk.

Quick Verdict: Hotel 505 River North vs The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago

When Hotel 505 River North wins: pick Hotel 505 if an on-site heated pool (17th-floor), rooftop sun deck access, and explicit family- and pet-friendly policies matter. It also offers larger meeting/event capacity for groups in River North.

When The Gwen wins: pick The Gwen if you want a Michigan Avenue address and Luxury Collection branding—it’s a more classic Magnificent Mile option steps from Michigan Avenue and the Riverwalk with multiple on-site dining options and more meeting rooms listed.

Bottom line: both are 4.5-star downtown hotels within a short walk of each other and of the Riverwalk/Magnificent Mile; choose Hotel 505 for pool and family/pet amenities and The Gwen for a Michigan Avenue Luxury Collection experience and central Magnificent Mile positioning.

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Hotel 505 River North vs The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago – At a Glance

Side-by-side facts for Hotel 505 River North and The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago
CategoryHotel 505 River NorthThe Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago
Overall vibeContemporary River North hotel with modern brasserie and rooftop sun deck.Stylish Luxury Collection property on Michigan Avenue with a rooftop terrace and Mediterranean restaurant.
Location505 N. State Street in River North — a short walk to the Magnificent Mile and Chicago Riverwalk.521 North Rush Street on Michigan Avenue — steps from Michigan Avenue and Riverwalk.
Size (rooms)261 rooms and suites.311 guestrooms.
Ages / audienceFamily-friendly; children welcome; dog-friendly (fees and limits apply).All-ages property (welcomes guests of all sexual orientations and gender identities).
PoolsHeated indoor pool on the 17th floor plus rooftop sun deck; some sources also list an outdoor pool.Not published
Restaurants & barsCBR, an on-site modern American brasserie and cocktail/whiskey bar serving breakfast, lunch, dinner, brunch and happy hour.Two restaurants including Kostali (Mediterranean) and a bar/lounge; 24-hour room service available.
Spa / treatmentsNo standalone spa; offers in-room spa treatments and Spa Suites with jetted tubs.Not published
Meetings & eventsOver 8,000 sq ft of meeting/event space across ~10 rooms; ballroom and banquet facilities.Conference space around 3,388 sq ft and 14 meeting rooms (multiple meeting spaces listed).
Fitness24-hour fitness center with Peloton bikes (17th floor).24-hour fitness facilities; wheelchair-accessible fitness center noted.
Accessibility & servicesWheelchair-accessible public areas, pool and registration desk; valet parking available.Multiple accessibility features (wheelchair-accessible public washroom, elevator door widths given), valet parking (surcharge).

A Look Inside Hotel 505 River North

Hotel 505 River North: rooms & suitesRooms & suitesHotel 505 River North: diningDiningHotel 505 River North: spa & wellnessSpa & wellness
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Location: River North versus Michigan Avenue

Hotel 505 River North – Location

Hotel 505 sits at 505 N. State Street in River North, close to galleries, nightlife, the Magnificent Mile and the Chicago Riverwalk.

  • About a 3–5 minute walk to the Magnificent Mile and a 5–7 minute walk to the Chicago Riverwalk.
  • Near River North nightlife and art galleries; CTA Red Line at Grand/State is within easy walking distance.
  • Nearby attractions listed include House of Blues, Marina City and various River North restaurants.

Choose Hotel 505 for a River North base that keeps you close to galleries, bars and easy transit access.

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago – Location

The Gwen is located at 521 North Rush Street on Michigan Avenue—essentially on the Magnificent Mile and steps from the Riverwalk.

  • Steps from Michigan Avenue shopping, with many Magnificent Mile sights immediately walkable.
  • Short walk to the Chicago Riverwalk and downtown attractions such as Tribune Tower and the Chicago Water Tower.
  • Preferred airport listed is O'Hare (ORD); the property is well positioned for walking to central downtown points.

Choose The Gwen for the classic Magnificent Mile experience and immediate Michigan Avenue access.

Rooms: Deluxe options and suite features

Hotel 505 River North – Rooms

Hotel 505 has 261 individually decorated rooms and several Spa Suite options with jetted tubs.

  • Room types include Deluxe Room (1 King Bed or 2 Queen Beds) and Deluxe Room, City View (1 King Bed).
  • Spa Suites (Junior Spa, One-Bedroom Spa, Luxury Spa Suites) offer jetted 'Fuji' soaking tubs and walk-in showers.
  • Free Wi‑Fi in rooms; check-in 4:00 PM, check-out 11:00 AM; main guest must be 21+.

Pick Hotel 505 if you want in-room spa features and a range of suite-style options.

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago – Rooms

The Gwen's listing shows 311 guestrooms and a range of room categories from Superior to Suites.

  • Room types listed include Superior Room, Deluxe Room, Grand Room, Junior Suite, and multiple suite categories.
  • Rooms include refrigerators, LCD TVs, private bathrooms with separate bathtubs and showers, and laptop safes.
  • Complimentary newspapers in lobby; wireless internet is available (surcharge noted in supplier listing).

Choose The Gwen for a broader set of room categories under Luxury Collection standards.

Dining & drinks: CBR versus Kostali and more

Hotel 505 River North – Dining & drinks

Hotel 505's on-site dining anchor is CBR, a modern American brasserie and cocktail/whiskey bar.

  • CBR serves breakfast, lunch, dinner, brunch and happy hour with craft cocktails and whiskey selections.
  • Breakfast hours and weekday lunch/dinner times are published; reservations are recommended.
  • CBR offers a business-casual dress code and can support event catering needs for on-site functions.

Hotel 505 is convenient for all-day brasserie dining and a dedicated cocktail bar on property.

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago – Dining & drinks

The Gwen lists two restaurants (including Mediterranean-focused Kostali) plus a bar/lounge and 24-hour room service.

  • Kostali serves Mediterranean cuisine; full breakfasts are available for a fee and 24-hour room service is offered.
  • The property has at least one bar/lounge and rooftop terrace access for guests.
  • Breakfast is available daily (fee applies); the hotel highlights on-site dining options for convenience.

The Gwen offers a Mediterranean restaurant and round-the-clock room service options for a classic city-luxury dining experience.

Pools & signature amenity: rooftop and pool differences

Hotel 505 River North – Pools & signature amenity

Hotel 505 highlights a heated indoor lap pool located on the 17th floor plus a rooftop sun deck.

  • Indoor pool is year-round and located alongside the 24-hour fitness center on the 17th floor.
  • Hotel materials reference a rooftop sun deck accessible when weather allows; some third-party listings also note an outdoor pool.
  • Pool capacity is managed for guest comfort/safety; pool access is included with the destination fee.

If an on-site, heated indoor pool and rooftop sun deck are priorities, Hotel 505 is clear about those amenities.

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago – Pools & signature amenity

The Gwen's supplier listing highlights a rooftop terrace and garden but does not publish on-site pool details.

  • Rooftop terrace and garden are called out as guest areas with views.
  • The listing emphasizes fitness facilities and a rooftop terrace rather than an on-site pool.
  • If an on-site pool is a must, confirm directly with the property because the supplier listing does not publish a pool.

The Gwen offers rooftop terrace space and fitness facilities; the presence of an on-site pool is not published in the supplier listing.

Wellness & nightlife: fitness, accessibility and nearby evening options

Hotel 505 River North – Wellness & nightlife

Hotel 505 provides a 24-hour fitness center with Peloton bikes and is steps from River North nightlife.

  • Fitness center open 24 hours on the 17th floor; Peloton bikes and cardio equipment available.
  • River North nightlife and late-night dining are within easy walking distance (House of Blues, Untitled Supper Club).
  • Accessible features include wheelchair-accessible pool, front-entrance ramp and accessible registration desk.

Hotel 505 suits active travelers who want round-the-clock fitness plus quick access to River North nightlife.

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago – Wellness & nightlife

The Gwen lists 24-hour fitness facilities and multiple accessibility features; nightlife/shopping are immediate from Michigan Avenue.

  • 24-hour fitness facilities available and a rooftop terrace for downtime.
  • Extensive accessibility features are published (wheelchair-accessible restaurant, lounge, elevators and visual alarms).
  • Michigan Avenue location places you directly among evening dining, bars and shopping on the Magnificent Mile.

The Gwen is a good pick for travelers who prioritize a central Michigan Avenue location with full accessibility features and all-day fitness.

Who Wins? Best Pick by Travel Style

Best for on-site pool access
Guest seated with a glass of wine by a fireplace at Hotel 505 River North

Hotel 505 River North

Hotel 505 — heated indoor pool on the 17th floor plus a rooftop sun deck and family-friendly pool environment.

Best for Michigan Avenue location
The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago, Chicago, Illinois

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago

The Gwen — steps from Michigan Avenue shopping, ideal for Magnificent Mile-focused stays.

Best for meeting space variety
Person standing with a black tote bag against a red tufted wall at Hotel 505 River North

Hotel 505 River North

Hotel 505 — over 8,000 sq ft of meeting and event space across about 10 rooms, plus ballroom and banquet facilities.

Best for Luxury Collection branding and full-service dining
The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago, Chicago, Illinois

The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago

The Gwen — Luxury Collection affiliation, two on-site restaurants including Kostali, and 14 meeting rooms listed.

Frequently asked questions

Hotel 505 River North vs The Gwen, a Luxury Collection Hotel, Michigan Avenue Chicago: FAQs

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Which hotel is closer to the Magnificent Mile?

Both are very close to the Magnificent Mile; The Gwen sits directly on Michigan Avenue while Hotel 505 is a short 3–5 minute walk from it.

Which hotel has an on-site pool?

Hotel 505 clearly publishes a heated indoor pool on the 17th floor and a rooftop sun deck; The Gwen's supplier listing does not publish an on-site pool.

Are either of these adults-only?

No — both properties welcome guests of all ages. Hotel 505 is explicitly family-friendly; The Gwen's listing welcomes guests of all orientations and identities.

Which is better for meetings or small conferences?

Hotel 505 offers over 8,000 sq ft of meeting space across roughly ten rooms and a ballroom; The Gwen lists sizable conference and meeting room options as well but with smaller total conference square footage in the supplier listing.

More Hotel 505 River North Comparison Guides

Explore how Hotel 505 River North stacks up against other hotels nearby:

Person carrying a citrus-pattern pool float beside the indoor pool at Hotel 505 River North
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Heated 17th‑Floor Pool & Rooftop Deck

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