Cost of Living in Downers Grove

Downers Grove's cost of living is defined by home values running above Illinois's own statewide figures, offset by a property tax rate that runs genuinely BELOW the DuPage County average.

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Housing Runs Above the Illinois Statewide Average

Downers Grove's typical home value ran $428,241-$521,000 depending on source (Zillow, Niche, Redfin) -- meaningfully above Illinois's own statewide figures ($294,136 Zillow / $345,000 Illinois REALTORS, per illinois.js).

A Real, Below-County-Average Property Tax Rate

Downers Grove's village-wide computed effective property tax rate ran approximately 1.65% -- a real, genuine roughly 20% BELOW DuPage County's own 2.05%-2.16% average, though the same source's ZIP-level figures run somewhat higher (1.85%-1.86%).

A Combined Sales Tax Below the Illinois Statewide Average

Downers Grove's 8.5% combined sales tax rate runs below Illinois's own roughly 8.86% statewide average combined rate.

Key takeaways

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Last reviewed: 2026-08-25. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.