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Chicago Il 30-Year Rent vs. Buy & S&P 500 Opportunity Cost Lab

Compare buying a 695,000 property in Chicago Il at 6.5% mortgage rates against renting for 3,350/mo and investing the down payment in the S&P 500.

Chicago Il Baseline: 695,000 Purchase Price vs. 3,350/mo Rent (Price-to-Rent Ratio: 17.3x).
FAQ: Is it better to rent or buy in Chicago Il in 2026?

With a Price-to-Rent ratio of 17.3x in Chicago Il, renting + investing the 20% down payment in the S&P 500 outperforms buying unless you hold for at least 7–9 years.