# Courtyard by Marriott Chicago Arlington Heights/South > Hotel offers a quiet atmosphere with rooms overlooking a beautiful courtyard and a cozy fireplace in the lobby. Amenities include a warm pool, gym, bar, and convenient on-site dining options. Spaces feel clean and modern but retain some dated elements in decor and furnishings. Source: https://www.atly.com/location/Courtyard-by-Marriott-Chicago-Arlington-HeightsSouth - Address: 100 Algonquin Rd, Arlington Heights, Illinois, United States - Phone: +18474373344 - Website: https://www.marriott.com/en-us/hotels/chiah-courtyard-chicago-arlington-heights-south/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0 ## What it is good for - Quiet — 10/10 - Comfortable — 8.9/10 - Parking Available — 7.9/10 - Breakfast — 7.1/10 - Food — 5.8/10 ## What people say - "The food here is outstanding, and the staff is so friendly." - "The breakfast here was delicious and a real treat." - "It's a quiet hotel, especially towards the back." ## Good to know - Parking costs an extra $15 per night, not included in the reservation. - Breakfast is available but costs nearly $10 for two eggs. - The hotel is conveniently located near O'Hare Airport and many restaurants. - Rooms are clean and well-kept, but some feel outdated. - The hotel is currently undergoing updates, affecting some areas. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.