28 counties · Boom Town Index

Illinois

Avg BTI Score
85 / 100
Population
11.3M
-0.3% avg growth
National Rank
#3 of 51

State Overview

Illinois has 28 counties tracked by the Boom Town Index, with an average score of 85/100.

The state shows above-average economic momentum, with strong signals across multiple growth indicators.

The top-performing county is Winnebago County (BTI 100), while Vermilion County (BTI 26) trails the pack.

Median Household Income
$71,653
State median across 28 counties
Median Home Value
$172,900
Income-to-home ratio: 0.42
Building Permits
19,081
Total residential permits

Illinois Counties

28 counties
Rank County BTI Score Proj. Growth GDP Pop Growth Income Ratio Home Price Amenity P/R
01 Winnebago County 100 +5.6% +1.0% -0.3% +6.8% 2.9x +9.0% -2.5 10x
02 DeKalb County 98 +4.2% +0.1% -0.2% +7.2% 5.1x +6.2% -3.6 13x
03 Peoria County 98 +4.1% +1.9% -0.7% +8.5% 2.1x +8.2% -2.4 11x
04 Macon County 98 +4.0% +0.5% -0.8% +6.6% 1.8x +8.3% -2.8 9x
05 Tazewell County 97 +3.9% +2.3% -0.5% +8.3% 3.6x +9.3% -2.5 11x
06 Lake County 96 +3.5% +1.7% -0.2% +7.7% 3.4x +5.7% -0.3 13x
07 LaSalle County 94 +3.3% -0.6% -0.5% +8.1% 2.8x +9.9% -2.8 11x
08 Grundy County 94 +3.2% +5.9% +0.5% +10.1% 2.7x +3.7% -2.1 18x
09 Kankakee County 94 +3.2% +4.1% -0.6% +6.2% 2.8x +5.2% -3.3 10x
10 Jackson County 93 +3.1% -0.8% -0.9% +7.5% 2.5x +11.5% 0.7 15x
11 McHenry County 93 +3.1% +2.0% +0.1% +6.7% 7.0x +4.5% -2.4 12x
12 DuPage County 92 +3.1% +0.5% -0.4% +6.7% 3.3x +5.0% -2.3 15x
13 Champaign County 92 +3.1% +1.4% -0.0% +7.3% 3.3x +6.7% -4.5 12x
14 Sangamon County 91 +3.0% +3.9% -0.3% +8.3% 2.6x +8.5% -2.5 12x
15 Kendall County 88 +2.6% +1.3% +1.6% +4.5% 9.4x +4.0% -2.9 10x
16 Madison County 86 +2.5% +8.3% -0.2% +7.3% 3.3x +4.8% -1.7 12x
17 Boone County 86 +2.4% +2.9% -0.2% +8.7% 6.0x +5.9% -3.3 16x
18 Adams County 85 +2.4% +0.8% -0.5% +8.8% 2.8x +6.8% -2.1 13x
19 Kane County 83 +2.3% +1.9% -0.3% +8.4% 5.2x +3.9% -2.8 12x
20 Will County 78 +1.9% +2.2% +0.1% +8.3% 5.2x +3.4% -2.4 11x
21 Rock Island County 76 +1.8% +0.1% -0.6% +9.3% 2.0x +6.4% -1.9 11x
22 Cook County 76 +1.8% +1.3% -0.8% +8.6% 3.5x +3.6% -1.0 11x
23 St. Clair County 74 +1.7% +1.1% -0.7% +9.4% 3.2x +4.5% -1.8 10x
24 Ogle County 72 +1.6% -0.5% -0.2% +12.2% 3.0x +10.8% -2.8 17x
25 McLean County 71 +1.6% +1.9% -0.1% +7.1% 2.4x +3.3% -3.6 12x
26 Williamson County 69 +1.5% +2.3% -0.2% +10.3% 3.0x +2.0% 1.1 12x
27 Whiteside County 68 +1.4% +2.6% -0.7% +5.0% 3.1x +5.2% -2.3 13x
28 Vermilion County 26 -0.2% -0.3% -1.1% +7.6% 2.1x -0.2% -3.2 9x