{
  "url": "https://classa.info/cities/chicago/notable-buildings",
  "title": "Chicago notable Class A buildings",
  "description": "The trophy and prime Class A buildings that define the Chicago office market.",
  "oneSentenceAnswer": "Chicago's trophy roster is anchored by BMO Tower, Salesforce Tower Chicago, Willis Tower.",
  "tldr": [
    "BMO Tower — West Loop, 2022, LEED Gold.",
    "Salesforce Tower Chicago — West Loop, 2023, LEED Platinum.",
    "Willis Tower — Loop, 1973.",
    "150 N Riverside — West Loop, 2017."
  ],
  "keyFacts": {
    "city": "Chicago",
    "country": "United States",
    "region": "Americas",
    "classARentLocal": "$52/sqft/yr",
    "classARentUsd": "$52/sqft/yr",
    "vacancy": "24.5%",
    "typicalLeaseYears": 10,
    "typicalRentFreeMonths": 22,
    "submarkets": 6,
    "primeYieldPct": "7%",
    "trophyBuildings": 4
  },
  "faqs": [
    {
      "question": "Which is the most prestigious Class A building in Chicago?",
      "answer": "BMO Tower is the most-cited trophy benchmark in the Chicago market."
    }
  ],
  "pageType": "city-topic",
  "lastUpdated": "2026-04-15T00:00:00.000Z",
  "license": "CC BY 4.0 with attribution to Class A Atlas (https://classa.info).",
  "citation": "Source: Class A Atlas (https://classa.info/cities/chicago/notable-buildings), updated 2026-04-15T00:00:00.000Z."
}