Tri-State Intelligence
v1.2 | 2026-Q1 Sync

Downers Grove, IL vs Portage, IN

A data-driven snapshot comparing property taxes, sales taxes, state income taxes, and school quality across both locations. Free preview — 4 key metrics.

Metric 📍 Downers Grove, IL 🎯 Portage, IN
Property Tax Rate 2.20% 1.00%
Sales Tax Rate 8.50% 7.00%
State Income Tax Rate 4.95% 3.45%

Things to Know Before You Move

💰

At a 2.2% effective property tax rate, a $350,000 home in Downers Grove costs roughly $7,700/year in property taxes alone — compared to $3,500/year at Portage's 1.0% rate.

🛒

On $40,000 of annual household spending, the 8.5% sales tax in Downers Grove adds up to roughly $3,400/year in sales tax — versus $2,800/year in Portage at 7.0%.

📊

Downers Grove, IL levies a 4.95% state income tax rate, while Portage, IN applies 3.45%. On an $80,000 salary, that spread represents a difference of $1,200 per year in take-home pay.

Want the Full Picture?

These 4 metrics are just the surface. The Wealth Engine calculates your complete annual cost advantage across housing, commute, healthcare, education, and more — personalized to your income and lifestyle.

Run Full Cost-of-Living Analysis →

Free to use · No account required · Tri-State region (IL/IN/WI)

Compare Nearby Cities