Moving From Illinois to Chattanooga

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So where’s the win? Property tax.

Illinois has some of the highest property taxes in the nation — effective rates commonly north of 2% of a home’s value, and in many Chicago-area counties higher still. Hamilton County, Tennessee runs roughly 0.38% unincorporated to 0.86% in-city. On a $350,000 home, that’s the difference between a $7,000+ Illinois bill and roughly $1,300–$3,000 here.

That property-tax gap — potentially $5,000–$6,000 a year — is the entire financial case, and it’s a strong one. Over a 15-year retirement it’s real six-figure money.

The other quiet win: estate tax

Illinois is one of the minority of states with its own estate tax (with an exemption far below the federal level), which can reach into the estates of fairly ordinary homeowners. Tennessee has no estate or inheritance tax. If you have meaningful assets to pass on, establishing Tennessee residency can matter to your heirs.

What to weigh

• Sales tax: roughly comparable. Illinois combined rates are high (often 8–10%+); Hamilton County is about 9.25%. Not a deciding factor either way.
• Climate: a clear upgrade — milder winters, no lake-effect snow, four real seasons.
• Distance: Chattanooga is a long but doable drive or a short flight from Chicago.

The honest verdict for Illinoisans

Don’t frame this as an income-tax escape — Illinois already gave you that on retirement income. Frame it as a property-tax escape (and, for some, an estate-tax escape) plus a better climate. On those terms, it’s one of the strongest moves in this guide. See the Hamilton County property tax guide for the rate detail.