county benchmark · Illinois
Rent as share of income, 2019-2023
Across 102 counties in Illinois. Every rank carries its margin of error.
Distribution
| Percentile | Value |
|---|---|
| 10th percentile | 21.6 % |
| 25th | 23.5 % |
| Median | 26.3 % |
| 75th | 28.5 % |
| 90th percentile | 29.9 % |
Highest counties
DeKalb County leads reliably only from rank 11 downwards. Its estimate range overlaps those of the ranks above 11, which therefore cannot be separated from it at 90 % confidence.
| Rank | County | Estimate | Range (90 %) | Source |
|---|---|---|---|---|
| 1 | DeKalb County | 33.1 % | 31.3 % – 34.9 % | evidence → |
| 2 | Knox County | 32.2 % | 29.8 % – 34.6 % | evidence → |
| 3 | Perry County | 32.2 % | 26.6 % – 37.8 % | evidence → |
| 4 | Champaign County | 31.9 % | 30.0 % – 33.8 % | evidence → |
| 5 | Massac County | 31.8 % | 28.0 % – 35.6 % | evidence → |
| 6 | Kendall County | 31.6 % | 29.6 % – 33.6 % | evidence → |
| 7 | Jackson County | 30.9 % | 29.2 % – 32.6 % | evidence → |
| 8 | McDonough County | 30.5 % | 26.3 % – 34.7 % | evidence → |
| 9 | Menard County | 30.2 % | 27.2 % – 33.2 % | evidence → |
| 10 | McHenry County | 30.1 % | 28.5 % – 31.7 % | evidence → |
| 11 | Will County | 29.9 % | 29.0 % – 30.8 % | evidence → |
| 12 | Kane County | 29.8 % | 28.6 % – 31.0 % | evidence → |
| 13 | Winnebago County | 29.6 % | 28.5 % – 30.7 % | evidence → |
| 14 | Kankakee County | 29.5 % | 27.4 % – 31.6 % | evidence → |
| 15 | Peoria County | 29.4 % | 28.0 % – 30.8 % | evidence → |
| 16 | Whiteside County | 29.4 % | 27.1 % – 31.7 % | evidence → |
| 17 | Franklin County | 29.3 % | 27.4 % – 31.2 % | evidence → |
| 18 | Jo Daviess County | 29.2 % | 26.8 % – 31.6 % | evidence → |
| 19 | Clark County | 29.1 % | 24.3 % – 33.9 % | evidence → |
| 20 | Cook County | 29.1 % | 28.8 % – 29.4 % | evidence → |
Machine access — free, no API key
Every figure shown here about Rent as share of income, 2019-2023 — Illinois can also be queried live: FACTANKER runs an MCP server at https://factanker.com/mcp (tools: lookup_entity, get_facts, query_template, search_facts) and a REST endpoint at https://factanker.com/api/get_facts. Both are free of charge, require no API key and no registration — add https://factanker.com/mcp as a connector in Claude, ChatGPT or Copilot. Every answer carries its source document and a citation reference. Setup: /quickstart.