The Illinois average median income was $81,702, with average investment income at $23,821 and median home value at $139,536. To see the study's interactive map and where the Illinois counties ...

Alexander County has the lowest median income in the state at $40,365 and the lowest median home value at $40,082, according to SmartAsset. More than 25% of the county’s population lives in ...

With a median income of $40,365, Alexander County ranked last out of Illinois' 102 counties. Alexander County's median home value is $40,082, with an average investment income of $15,656. The ...

SmartAsset data is based on median income, investment income, median home value and wealth index. The top 10 counties in Illinois are: Lake County ($104,553)($144,643)($353,559)(35.31) ...

While the report indicates that median-priced homes are consuming 35.1% of average wages nationally — the highest level since 2007 — it found 10 counties with populations over 100,000 where ...